TOS-8010 TOS-8020微歐姆測(cè)試儀

TOS-8010    1微歐-20K歐,0.02%基本精度TOS-8020    1微歐-200K歐,0.02%基本精度TOS-8030    1微歐-2M歐,0.02基本精度TOS-8000A  1微歐-2M歐,0.02基本精度高速32次/S高穩(wěn)定備注:本公司現(xiàn)金收購:網(wǎng)絡(luò)分析儀、無線綜合測(cè)試儀、頻譜分析儀、視頻/音頻分析儀、視頻圖象信號(hào)源、LCR測(cè)試儀、高/低頻信號(hào)源、示波器、萬用表、電子負(fù)載、頻率計(jì)、GPIB卡等等二手儀器出售/維修/收購。歡迎來電咨詢。。。
 

#416型德國(guó)儀力信干燥時(shí)間測(cè)試儀

德國(guó)儀力信#416型干燥時(shí)間測(cè)試儀

Through-Dry Tester Model 416

ISO 9117

EN 29117

目的和應(yīng)用

   這種儀器按照ISO 9117EN 29117 標(biāo)準(zhǔn)用于測(cè)試油漆,清漆和其它涂層的干燥程度。

 

測(cè)試原理

   有尼龍纖維的沖頭加載一定重量降落在涂層表面若干時(shí)間,然后轉(zhuǎn)向90度。對(duì)涂層得影響可在提起沖頭后檢查出來。

設(shè)計(jì)和功能

   這種檢測(cè)儀器由一個(gè)試樣臺(tái)和一個(gè)用于引導(dǎo)垂直加載的支架組成。

   一個(gè)測(cè)試沖頭通過一個(gè)球窩連接器(一共重1500克)連接到加載重物上。一塊橡皮薄片(硬度50 IRHD,符合ISO48標(biāo)準(zhǔn))粘在測(cè)試頭的前端,而且一張單股尼龍纖維(直徑0.12mm,尺寸100*100mm)通過O形環(huán)固定連接在測(cè)試頭上。每次測(cè)試前都需要把測(cè)試頭上的尼龍纖維更換一塊的。

測(cè)試儀器在使用前必須調(diào)好水平,因此隨即提供一個(gè)水平儀,把它放在試樣臺(tái)上就可通過可調(diào)腳調(diào)節(jié)儀器至水平。

在一定的干燥時(shí)間后,測(cè)試頭降低放在試件上,尼龍纖維會(huì)壓在測(cè)試表面。在10秒后將測(cè)試頭轉(zhuǎn)90度,過2秒后再提起。如果在測(cè)試表面觀測(cè)不到印記或破壞,則已達(dá)干燥。否則必須在一個(gè)適合時(shí)間后重復(fù)測(cè)試過程(請(qǐng)參考標(biāo)準(zhǔn))

技術(shù)數(shù)據(jù)

尺寸:長(zhǎng):約150mm

      寬:約300mm

      高:約305mm

凈重:大約4.5kg

                         

       號(hào)

    產(chǎn)       

     0185.01.31

干燥試驗(yàn)儀416

                供貨范圍包括:

                --水平儀

                -- 100片尼龍纖維(100*100)

 

ET2武漢酒精檢測(cè)儀/酒精測(cè)試儀/酒精濃度計(jì)ET2

武漢酒精檢測(cè)儀/酒精測(cè)試儀/酒精濃度計(jì)ET2

產(chǎn)品名稱: 武漢酒精檢測(cè)儀/酒精測(cè)試儀/酒精濃度計(jì)產(chǎn)品型號(hào): ET2產(chǎn)品展商: 武漢歐卡科技有限公司簡(jiǎn)單介紹武漢酒精檢測(cè)儀/酒精測(cè)試儀/酒精濃度計(jì),酒精濃度測(cè)試器,是一款輕巧、實(shí)用、安全、便于隨身攜帶的酒精含量檢測(cè)工具,適用于交警查車,司機(jī)自檢。

注意:

請(qǐng)?jiān)陲嬀?0分鐘后使用;在吸煙20分鐘后使用.禁止直接向探測(cè)器吹液體或煙霧。連續(xù)測(cè)試達(dá)到5次時(shí),請(qǐng)停止2分鐘后再使用。請(qǐng)勿在強(qiáng)風(fēng)或空氣不流通的地方測(cè)試.請(qǐng)勿在有揮發(fā)性氣體的地點(diǎn)使用.如果連續(xù)兩次測(cè)試的結(jié)果差異大于0.1‰BAC時(shí)請(qǐng)重新測(cè)試.

維護(hù)與保養(yǎng)請(qǐng)勿使用笨、稀釋劑或汽油等溶劑清潔本產(chǎn)品,以免損壞機(jī)體外殼。防止跌落和強(qiáng)震,否則會(huì)導(dǎo)致本機(jī)故障。除更換電池外,請(qǐng)勿嘗試修理、改造或拆卸零件。如果長(zhǎng)時(shí)間不使用本產(chǎn)品時(shí),請(qǐng)取出電池,以免因電池漏液而損壞本機(jī)。

產(chǎn)品功能:1. 雙屏LCD顯示2. 數(shù)顯結(jié)果,并帶有自動(dòng)提示音3. 快速反應(yīng)和恢復(fù)4. 自動(dòng)關(guān)機(jī)功能5. 時(shí)鐘&鬧鈴

技術(shù)參數(shù):傳感器:半導(dǎo)體酒精傳感器預(yù)熱時(shí)間:10秒以內(nèi)響應(yīng)時(shí)間:5秒以內(nèi)工作環(huán)境溫度:5 ~ 40攝氏度測(cè)試范圍:0.00% ~ 0.19% BAC & 0.0 ~ 1.9 g/l電源:2粒1.5V AAA堿性電池(酒精測(cè)試器),1粒AG13紐扣電池(時(shí)鐘)產(chǎn)品尺寸:100 x 37 x 17 毫米 

銳利邊緣測(cè)試儀與銳利尖點(diǎn)測(cè)試儀

銳利邊緣測(cè)試儀與銳利尖點(diǎn)測(cè)試儀銳利邊緣測(cè)試儀13215309347 評(píng)定玩具在正常使用及合理濫用后所存在或產(chǎn)生割傷的危險(xiǎn)。金屬外殼經(jīng)久耐用。加長(zhǎng)型腳踏開關(guān)使操作更加方便。特有力值光電感應(yīng)指示功能,能測(cè)試時(shí)力值固定在1.35磅,避免了指示線由于不同角度觀察而產(chǎn)生的誤差。符合標(biāo)準(zhǔn): 16 CFR 1500.49    ASTM F 963 4.7    EN-71 1998 8.11銳利邊緣測(cè)試儀銳利尖點(diǎn)測(cè)試儀是用來檢測(cè)玩具可觸及到的位置是否存在危害安全的銳利尖點(diǎn)。屬玩具安全性測(cè)試項(xiàng)目,對(duì)于技術(shù)參數(shù)各國(guó)的要求是一致的。符合標(biāo)準(zhǔn): 16 CFR 1500.48    ASTM F 963 4.8    EN-71 1998 8.14

高天試驗(yàn)設(shè)備有限公司手機(jī):李小姐13794916176

電話:0769-23169940 22609160傳真:0769-23164315E-MAIL

 

該公司產(chǎn)品分類: 落球沖擊試驗(yàn)機(jī) 按鍵壽命試驗(yàn)機(jī) 電池針刺試驗(yàn)機(jī) 電池防爆試驗(yàn)機(jī) 電池沖擊試驗(yàn)機(jī) 電池?cái)D壓試驗(yàn)機(jī) 手機(jī)測(cè)試儀器 插拔力試驗(yàn)機(jī) 耐黃變?cè)囼?yàn)箱 老化試驗(yàn)機(jī) 大型恒溫恒濕房 耐磨擦試驗(yàn)機(jī) 線材彎折試驗(yàn)機(jī) 對(duì)色燈箱 三次元 二次元 投影儀 拉力試驗(yàn)機(jī) 萬能材料拉力試驗(yàn)機(jī) 臺(tái)式拉力試驗(yàn)機(jī)

WDW濟(jì)南微機(jī)控制拉力試驗(yàn)機(jī),求購微機(jī)控制拉力測(cè)試儀

 

拉力試驗(yàn)機(jī),又稱拉力測(cè)試儀,拉力檢測(cè)儀,拉力測(cè)力計(jì),拉力機(jī),拉力計(jì)等;分為數(shù)顯拉力試驗(yàn)機(jī)和微機(jī)控制拉力試驗(yàn)機(jī)兩種機(jī)型,根據(jù)客戶的要求精度不同,我們還為客戶提供了普配和高配兩種配置選擇。廣泛應(yīng)用于電線電纜、紡織物、防水材料、無紡布、安全帶、橡膠、塑料、薄膜、鋼絲繩、鋼筋、金屬絲、金屬箔、金屬板材和金屬棒絲等金屬材料和非金屬材料及零部件產(chǎn)品進(jìn)行拉伸、壓縮、彎曲、撕裂、90°剝離、180°剝離、剪切、粘合力、拔出力、延伸伸長(zhǎng)率等試驗(yàn),以及一些產(chǎn)品的特殊力學(xué)性能試驗(yàn)。
一、微機(jī)控制拉力試驗(yàn)機(jī)設(shè)備概述:微機(jī)控制拉力試驗(yàn)機(jī)主機(jī)與附具的設(shè)計(jì)融會(huì)了我公司的技術(shù),外形美觀,操作方便,性能穩(wěn)定。具有操作簡(jiǎn)單方便,尤其適合做生產(chǎn)線上、及實(shí)驗(yàn)室控制產(chǎn)品質(zhì)量的檢測(cè)儀器。二、微機(jī)控制拉力測(cè)試儀主要功能:主要對(duì)金屬材料和非金屬材料及零部件產(chǎn)品進(jìn)行拉伸、壓縮、彎曲、撕裂、90°剝離、180°剝離、剪切、粘合力、拔出力、延伸伸長(zhǎng)率等試驗(yàn),以及一些產(chǎn)品的特殊試驗(yàn)。a)自動(dòng)停機(jī):試樣斷裂后,移動(dòng)橫梁自動(dòng)停止;b)手動(dòng)換檔:根據(jù)負(fù)荷大小自動(dòng)切換到適當(dāng)?shù)牧砍蹋源_保測(cè)量數(shù)據(jù)的性;c)條件存盤:試驗(yàn)控制數(shù)據(jù)和試樣條件可制成模塊,方便了批量試驗(yàn)的進(jìn)行;d)自動(dòng)變速:試驗(yàn)過程中移動(dòng)橫梁的速度可按預(yù)先設(shè)定的程序自動(dòng)變化,也可手動(dòng)變化;e)自動(dòng)標(biāo)定:系統(tǒng)可自動(dòng)實(shí)現(xiàn)示值度的標(biāo)定;f)自動(dòng)保存:試驗(yàn)結(jié)束,試驗(yàn)數(shù)據(jù)和曲線自動(dòng)保存;g)過程實(shí)現(xiàn):試驗(yàn)過程、測(cè)量、顯示和分析等均由微機(jī)完成;h)批量試驗(yàn):對(duì)相同參數(shù)的試樣,一次設(shè)定后可順次完成;i)試驗(yàn)軟件:中文WINDOWS界面,菜單提示,鼠標(biāo)操作;j)顯示方式:數(shù)據(jù)和曲線隨試驗(yàn)過程動(dòng)態(tài)顯示;k)曲線遍歷:試驗(yàn)完成后,可對(duì)曲線進(jìn)行再分析,用鼠標(biāo)可找到曲線上任一點(diǎn)所對(duì)應(yīng)的試驗(yàn)數(shù)據(jù);l)曲線選擇:可根據(jù)需要選擇應(yīng)力-應(yīng)變、力-位移、力-時(shí)間、位移-時(shí)間等曲線進(jìn)行顯示和打;m)試驗(yàn)報(bào)告:可按用戶要求的格式編制報(bào)告并打印;n)限位保護(hù):具有程控和機(jī)械兩級(jí)限位保護(hù);o)過載保護(hù):當(dāng)負(fù)荷超過各檔最大值的3-5%時(shí),自動(dòng)停機(jī);滿足標(biāo)準(zhǔn):GB/T 16491-1996,拉力試驗(yàn)機(jī),Electronic universal testing machines附具配置:拉伸夾具 1套,壓縮附具1套,也可根據(jù)客戶提供的試驗(yàn)標(biāo)準(zhǔn)或試驗(yàn)試樣選擇夾具或特殊設(shè)計(jì)夾具與附件。三、微機(jī)控制拉力試驗(yàn)機(jī)主要技術(shù)參數(shù):

號(hào):
LDS-50A,LDS-100A, LDS-200A, LDS-500A, LDS-1000A, LDS-2000A, LDS-5000A
機(jī)臺(tái)容許荷重:
50N,100N,200N,500N,1000N,2000N,5000N
荷重元:
美制0.5級(jí)高精度力量傳感器
度等級(jí):
0.5級(jí)/1級(jí)
試驗(yàn)力測(cè)試范圍:
0.4%~100%FS
力量精度:
±0.5%以內(nèi)/±1%以內(nèi)
力量分解度:
1/200000
位移示值誤差:
示值的±0.5%以內(nèi)
位移分辯率:
0.05um
變型測(cè)量范圍:
2~100%FS
變形示值誤差:
示值的±0.5%以內(nèi)
變形分辯率:
最大變形的1/200000
大變形測(cè)量范圍:
10~1000mm
大變形示值誤差限:
示值的±0.5%以內(nèi)
大變形分辯率:
0.008mm
伺服電機(jī)功率:
0.75W
測(cè)試速度范圍:
1500mm/min /0.001500mm/min
速度精度:
示值的±0.5%以內(nèi)
傳動(dòng)方式:
上海颶風(fēng)伺服電機(jī)/日本松下伺服電機(jī)
控制系統(tǒng):
上海颶風(fēng)伺服電機(jī)驅(qū)動(dòng)器/日本松下伺服驅(qū)動(dòng)控制器
測(cè)試行程不含具):
1000mm
體積(W*D*H):
560x320x1800mm
電源:
AC220V 50HZ
重量:
150KG
支柱間距:
380mm
電腦系統(tǒng):
品牌電腦+彩色打印機(jī)一套
材料試驗(yàn)機(jī)軟體:
基于WINDOWS-XP平臺(tái)下的TESTSMART材料試驗(yàn)機(jī)專用軟體
自動(dòng)停機(jī)裝置
1.上下限行程保護(hù)裝置 2.最大容量超載保護(hù) 3.漏電保護(hù)
夾具配置:
依客戶試驗(yàn)產(chǎn)品選配專用夾具2
標(biāo)準(zhǔn)配備附件:
 
1.機(jī)械操作說明書一份,2.軟件說明書一份,3.產(chǎn)品合格書一份,4.維護(hù)工具一付
另需選購配備附件:
 
1.可選擇附加力量傳感器從而擴(kuò)大測(cè)量范圍2.大變形兩點(diǎn)伸長(zhǎng)計(jì)3.小變形金屬兩點(diǎn)伸長(zhǎng)計(jì)4.高低溫試驗(yàn)箱5.安全防護(hù)門6.參考夾具目錄選購,或提供樣品規(guī)格設(shè)計(jì)制造

濟(jì)南微機(jī)控制拉力試驗(yàn)機(jī),求購微機(jī)控制拉力測(cè)試儀,電子拉力檢測(cè)儀廠家,微機(jī)拉力測(cè)力計(jì)生產(chǎn)商,微機(jī)拉力機(jī)直銷,數(shù)顯拉力計(jì)價(jià)格
該公司產(chǎn)品分類: 材料扭轉(zhuǎn)試驗(yàn)機(jī) 線材扭轉(zhuǎn)試驗(yàn)機(jī) 彈簧疲勞試驗(yàn)機(jī) 彈簧扭轉(zhuǎn)試驗(yàn)機(jī) 彈簧拉壓試驗(yàn)機(jī) 液壓萬能試驗(yàn)機(jī) 電子萬能試驗(yàn)機(jī) 線材扭轉(zhuǎn)試驗(yàn)機(jī) 彈簧試驗(yàn)機(jī)

GF312B三相多功能電能表現(xiàn)場(chǎng)校驗(yàn)儀測(cè)試儀(0.05/0.1級(jí))

 

GF312B三相多功能電能表現(xiàn)場(chǎng)校驗(yàn)儀(0.05/0.1級(jí))
用途:適用于電網(wǎng)公司計(jì)量測(cè)試中心、供電公司用電管理、電能計(jì)量、技術(shù)監(jiān)督部門、工礦企業(yè)、石油、化工等企業(yè)的電能計(jì)量部門等。
主要功能和特點(diǎn):
1、可以校驗(yàn)單相、三相感應(yīng)式、機(jī)械式和電子式電能表;
2、現(xiàn)場(chǎng)實(shí)時(shí)測(cè)量三相電壓、電流、有功功率、無功功率、相位、功率因數(shù)、頻率、電能等;
3、可以測(cè)量CT變比;顯示電壓電流向量圖和檢查接線錯(cuò)誤;
4、采用多路電源供電,即可外接交流電供電,也可線電壓進(jìn)行供電;
5、分為直接測(cè)量和電流鉗測(cè)量,穩(wěn)定性好,安全;
6、可選配5A、20A 、100A、500A、1000A、2000A電流鉗;
7、可以測(cè)量2~31次諧波含量,顯示諧波棒圖和波形圖,進(jìn)行諧波分析;
8、帶微型打印機(jī),可現(xiàn)場(chǎng)進(jìn)行打;
9、漢字大屏幕LCD顯示,操作簡(jiǎn)單、方便;
10、具有RS232接口,可將現(xiàn)場(chǎng)存儲(chǔ)的測(cè)量數(shù)據(jù)轉(zhuǎn)存到計(jì)算機(jī)進(jìn)行分析處理;
技術(shù)指標(biāo):

輸入特性
測(cè)量電壓范圍
5~450V
輸入阻抗
450KΩ
測(cè)量電流范圍
0.02~25A(直接測(cè)量)
輸入阻抗
<450Ω
測(cè)量頻率
45~65Hz
測(cè)量相位
0~359.9o
儀器度等級(jí)、測(cè)量分辨率及基本誤差
項(xiàng)目類別
等級(jí)
分辨率
基本誤差
電壓
0.05
0.1
0.005%
0.05%
0.1%
電流
0.05
0.1
0.005%
0.05%
0.1%
有功功率
0.05
0.1
0.005%
0.05%
0.1%
無功功率
0.1
0.2
0.005%
0.1%
0.2%
功率因數(shù)
0.05
0.1
0.005%
0.05%
0.1%
相位角
0.05
0.1
0.005o
0.05%
0.1%
頻率
0.05
0.1
0.002 Hz
0.05%
0.1%
有功電能
0.05
0.1
電表常數(shù)60000
0.05%
0.1%
無功電能
0.1
0.2
0.1%
0.2%
安全性能
絕緣電阻
≥100MΩ(1000V)
工頻耐壓
2KV/min交流
供電電源
線電壓供電
40~450V AC,10VA
外接交流電源
220V±10% AC,50Hz
其它
體積和重量
390mm×200mm×160mm/4.2Kg
使用及貯存環(huán)境
-10℃~45℃/ 25~80%RH(使用);-20~65oC/10~90%RH(貯存)
存儲(chǔ)數(shù)據(jù)容量
224組數(shù)據(jù)(包括U、I、P、Q、向量圖、校驗(yàn)誤差等)

類型說明:
     GF312B三相多功能電能表現(xiàn)場(chǎng)校驗(yàn)儀(蘭背光液晶屏)
     GF312C三相多功能電能表現(xiàn)場(chǎng)校驗(yàn)儀(彩色觸摸屏)
 
該公司產(chǎn)品分類: 分析儀 電量變送器 智能電機(jī)保護(hù)控制器 智能數(shù)顯表 智能網(wǎng)絡(luò)電力監(jiān)控儀表 電力抄表器系列 標(biāo)準(zhǔn)源系列 標(biāo)準(zhǔn)表系列 相位伏安表系列 用電稽查系類 電能表校驗(yàn)裝置 交流采樣檢定裝置系列 電測(cè)儀器儀表系列

HR-4A智能灰熔融測(cè)試儀

     智能灰熔融測(cè)試儀儀專門用于煤灰熔融性測(cè)定的智能化儀器。按照國(guó)標(biāo)GB/T219-1996采用單片機(jī)自動(dòng)控制升溫速度,爐體可以自由旋轉(zhuǎn),取放樣方便。

    智能灰熔融測(cè)試儀的性能特點(diǎn)

1 適用于測(cè)定煤的灰熔融特性。2 單片機(jī)程序控制,按國(guó)標(biāo)自動(dòng)完成灰熔點(diǎn)測(cè)定的升溫過程。3 具有多種故障提示功能。操作簡(jiǎn)便,性能穩(wěn)定。4 增加CCD攝像,試驗(yàn)過程由攝像機(jī)采集圖像,清析直觀。

      智能灰熔融測(cè)試儀的技術(shù)指標(biāo)及參數(shù)

溫度    室溫-1600℃ 測(cè)溫誤差    ±3℃ 升溫速度    900℃以前15±20℃/min(可以選擇)                900℃以后5±1℃ /min 定時(shí)誤差    小于1S/H 電源電壓    AC220V±10%、50Hz 最大電流    30A 工作方式    連續(xù)

該公司產(chǎn)品分類: 灰熔點(diǎn)測(cè)定儀 工業(yè)分析儀 馬弗爐 制樣機(jī) 測(cè)硫儀 量熱儀

ZK-2A測(cè)土儀,土壤養(yǎng)分測(cè)試儀,測(cè)土配方施肥儀,土壤化肥檢測(cè)儀

 ZK-2A土壤養(yǎng)分測(cè)試儀測(cè)土儀測(cè)土配方施肥儀肥料測(cè)定儀

 

簡(jiǎn)單實(shí)用型,ZK-2A 土壤養(yǎng)分測(cè)試儀 土壤養(yǎng)分速測(cè)儀

 

適用于 個(gè)人種植(大棚,瓜果蔬菜,大田等農(nóng)作物),園林、花卉、農(nóng)林院校等單位。

 

一、可以檢測(cè)內(nèi)容:

1、土壤中 氮、磷、鉀、有機(jī)質(zhì)、酸堿和腐殖酸的含量。

2、植株中 氮、磷、鉀、有機(jī)質(zhì)、酸堿和腐殖酸的含量。

3、肥料中 氮、磷、鉀、有機(jī)質(zhì)、酸堿和腐殖酸的含量。

 

二、特點(diǎn):

1、采用原裝進(jìn)口微電腦芯片設(shè)計(jì),操作簡(jiǎn)單性能穩(wěn)定。2、測(cè)試數(shù)據(jù)直讀每畝公斤數(shù),無需查表計(jì)算3、有數(shù)據(jù)存儲(chǔ)功能,有備無患,方便查詢。4、 直接進(jìn)入測(cè)試,自動(dòng)調(diào)整,無需校準(zhǔn)。5、可存儲(chǔ)18個(gè)測(cè)試樣品,降低測(cè)試成本。6、通電即可使用,無需預(yù)熱,節(jié)約能源。

7、不同作物,查表施肥,一目了然。

8、可以車載,使用方便。

測(cè)試一份樣品不到一元,可無限升。

 

三、性能指標(biāo)

650nm(帶寬型)藍(lán)光440nm(帶寬型)測(cè)試誤差:硫酸銅     ±2 RU重鉻酸鉀   ±6 BU  

抗震性:合格

 

1、交流電:220V   (室內(nèi)照明電均可)

2、直流電:9V-12V  

3、連接汽車點(diǎn)煙器即可使用

 

 

     售后服務(wù): 一年保換  終身保修

 北京中科維禾科技發(fā)展有限公司

歡迎咨詢訂購

電話:;;手機(jī):;;; QQ:1483954306  534218508;

 

 

地址:北京市海淀區(qū)圓明園西路2號(hào) 中國(guó)農(nóng)業(yè)大學(xué)168#;

該公司產(chǎn)品分類: 水果測(cè)糖儀 葉綠素測(cè)定儀 農(nóng)藥檢測(cè)儀 水果糖度計(jì) 測(cè)糖儀 土壤肥料養(yǎng)分檢測(cè)儀 植物營(yíng)養(yǎng)測(cè)定儀 測(cè)土配方施肥儀 測(cè)土儀

BR-PV-IVI-V曲線測(cè)試儀

滿足光伏組件IEC61215各項(xiàng)試驗(yàn)...

Current-Voltage Measurement System (IV Tester) -20W Version for Continuous Solar SimulatorsMain Features:? Designed for use with continuous or pulse solar simulators? An output trigger TTL signal is used to synchronize its data acquisition with pulse solarsimulators? Variable resistive load? Max Electrical Power Reading: 20W base model, 60W high power model? Base Model Voltage range 200V (can be modified with additional shunt to suitapplication)? Base Model Current range 1A (can be modified with additional coil to suit application)? High Power Model Voltage range 60V (can be modified with additional shunt to suitapplication)? High Power Model Current range 3A (can be modified with additional coil to suitapplication)? Separate terminal interface for voltage and current measurements? Interfaces to PC via GPIB cable for display and data storage (hence GPIB card requiredin computer)? Saves each IV curve dataset in separate ASCII text file? I-V range selectable? Number of sample points selectable (between 10-100 points)? Sci-IVTest Windows based control softwareParameters Measured by IV SoftwareVoc, IocVsc, IscVmax, Imax, Pmaxefficiency (%)Light and dark I-V characteristics上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Voc Slope (similar to Rs)Rp or Rshunt (system measures slope near Isc for this value)FF or Fill FactorJSc (mA/cm2)Forward and Reverse Sweep FeatureSKU: SSIVT-20CThe SSIVT is an electrical current-voltage measurement system used to characterizephotovoltaic cell performance. This current-voltage tester works by sampling various currentversus voltage combinations of the photovoltaic cell with a variable impedance load. Theperformance of the photovoltaic cell is determined by measuring this output I-V relationshipwhile it is being illuminated by light. This relationship is typically called an "I-V curve" and canbe obtained by exposing the photovoltaic cell to a constant level of light while varying anexternal impedance load such that its current-voltage values change. Since multiple I-V datapoints are required to create an I-V curve, an external trigger function model is available foruse with pulse solar simulators. This allows the tester to create multiple sequential pulses(typically 10-100 points selectable) to complete the IV curve measurements. Universal input100-240VAC, 50/60Hz. Software and GPIB Board is included. An external computer (soldseparately) such as the PC computer controller is required to control this current-voltagemeasurement system.Purpose of Current Vs Voltage Measurement TestA solar cell may be operated over a wide range of voltage and current combinations, but thereis generally an optimum combination for maximum energy collection efficiency. By varying anexternal load resistance from zero to infinity, the optimum I-V combination where the solar celldelivers the most power can be found.Current and Voltage Measurement RangeThe standard I-V Test system can measure electrical power from photovoltaic cells up to 20W.The voltage envelope is limited to 200V and the current is limited to 1A. A higher powered60W version is available where the voltage is limited to 60V and the current is limited to 3A.For higher loads, shunts to measure a portion of the current can be used. In general, thelimitation of the standard model is the 1A current limit. If your solar cell can generate morecurrent than 1A, then we recommend upgrading to the 60W model.Voltage Scaling FactorAlthough the maximum voltage of the base unit is 200V, the software can rescale its scanningrange to 2V, 10V, 20V or 200V. Once the scale is selected, the maximum number of I-Vmeasurement points that can be taken in that selected range is 100 points.Current Density - Voltage (J-V) MeasurementsThe software currently only measures I-V characteristics and JSc (mA/cm2), but other J-V上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司values can be derrived as J=I/area. The software outputs the I-V characteristics in an ASCIIfile which can then be read to derrive current density values.SoftwareSoftware is written in Labview, but a Labview Runtime engine allows it to run on Windows XPwithout the Labview development toolkit.System NotesThe I-V Measurement System sweeps the IV curve with an automatically adjustable resistiveload and records multiple I-V data points along the way. The voltage and current ranges aresoftware selectable and so is the number of points taken, from 10-100 points depending onthe time length of the test allowable. The I-V data point values are then recorded and plottedon a computer display and saved in an ASCII text file. The points are selected by voltage,hence the voltage readings are evenly spaced.I-V Measurement BasicsFill Factor: Fill factor refers to the "squareness" of the I-V curve. It describes how closelymatched the voltage is at its maximum power point and the current is also at its maximumpower point. The higher the fill factor match, the more square the I-V curve.Conversion Efficiency: The conversion efficiency of a solar cell is the percentage of lightenergy that gets converted to electrical power.References:The U.S. Department of Energy maintains a good website on how to use I-V measurementsystems in solar cell testing. Please see www.eere.energy.gov/solar/current_voltage.htmlTechnical Specifications? Base unit 200V max. (scale to 2V or 10V, but 20V and 200V scales possible please ask)? Dwell time (wait time between each I-V reading) - programable, but cannot be below3ms? Number of I-V scanned points - 10 to 100 programable? Hardware Voltage Resolution: 50μv @ 2V scale, 500μV @ 20V scale (accuracy perreading)? Hardware Current Resolution: 50μA @ 1A scale (accuracy per reading)? I-V Measurement Sweep Resolution: (voltage scale selected / number of I-V scannedpoints)? Software Display Resolution: typically mV and mA (but 3 decimals shown, so can be3.456E-1 A for addition decimal)上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊睿科學(xué)儀器有限公司Current-Voltage Measurement System (IV Tester) -20W Version for Flash Solar SimulatorsMain Features:? Designed for use with continuous or pulse solar simulators? An output trigger TTL signal is used to synchronize its data acquisition with pulse solarsimulators? Variable resistive load? Max Electrical Power Reading: 20W base model, 60W high power model? Base Model Voltage range 200V (can be modified with additional shunt to suitapplication)? Base Model Current range 1A (can be modified with additional coil to suit application)? High Power Model Voltage range 60V (can be modified with additional shunt to suitapplication)? High Power Model Current range 3A (can be modified with additional coil to suitapplication)? Separate terminal interface for voltage and current measurements? Interfaces to PC via GPIB cable for display and data storage (hence GPIB card requiredin computer)? Saves each IV curve dataset in separate ASCII text file? I-V range selectable? Number of sample points selectable (between 10-100 points)? Sci-IVTest Windows based control softwareParameters Measured by IV SoftwareVoc, IocVsc, IscVmax, Imax, Pmaxefficiency (%)Light and dark I-V characteristics上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Voc Slope (similar to Rs)Rp or Rshunt (system measures slope near Isc for this value)FF or Fill FactorJSc (mA/cm2)Forward and Reverse Sweep FeatureSKU: SSIVT-20FThe SSIVT is an electrical current-voltage measurement system used to characterizephotovoltaic cell performance. This current-voltage tester works by sampling various currentversus voltage combinations of the photovoltaic cell with a variable impedance load. Theperformance of the photovoltaic cell is determined by measuring this output I-V relationshipwhile it is being illuminated by light. This relationship is typically called an "I-V curve" and canbe obtained by exposing the photovoltaic cell to a constant level of light while varying anexternal impedance load such that its current-voltage values change. Since multiple I-V datapoints are required to create an I-V curve, an external trigger function model is available foruse with pulse solar simulators. This allows the tester to create multiple sequential pulses(typically 10-100 points selectable) to complete the IV curve measurements. Universal input100-240VAC, 50/60Hz. Software and GPIB Board is included. An external computer (soldseparately) such as the PC computer controller is required to control this current-voltagemeasurement system.Purpose of Current Vs Voltage Measurement TestA solar cell may be operated over a wide range of voltage and current combinations, but thereis generally an optimum combination for maximum energy collection efficiency. By varying anexternal load resistance from zero to infinity, the optimum I-V combination where the solar celldelivers the most power can be found.Current and Voltage Measurement RangeThe standard I-V Test system can measure electrical power from photovoltaic cells up to 20W.The voltage envelope is limited to 200V and the current is limited to 1A. A higher powered60W version is available where the voltage is limited to 60V and the current is limited to 3A.For higher loads, shunts to measure a portion of the current can be used. In general, thelimitation of the standard model is the 1A current limit. If your solar cell can generate morecurrent than 1A, then we recommend upgrading to the 60W model.Voltage Scaling FactorAlthough the maximum voltage of the base unit is 200V, the software can rescale its scanningrange to 2V, 10V, 20V or 200V. Once the scale is selected, the maximum number of I-Vmeasurement points that can be taken in that selected range is 100 points.Current Density - Voltage (J-V) MeasurementsThe software currently only measures I-V characteristics and JSc (mA/cm2), but other J-V上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司values can be derrived as J=I/area. The software outputs the I-V characteristics in an ASCIIfile which can then be read to derrive current density values.SoftwareSoftware is written in Labview, but a Labview Runtime engine allows it to run on Windows XPwithout the Labview development toolkit.System NotesThe I-V Measurement System sweeps the IV curve with an automatically adjustable resistiveload and records multiple I-V data points along the way. The voltage and current ranges aresoftware selectable and so is the number of points taken, from 10-100 points depending onthe time length of the test allowable. The I-V data point values are then recorded and plottedon a computer display and saved in an ASCII text file. The points are selected by voltage,hence the voltage readings are evenly spaced.I-V Measurement BasicsFill Factor: Fill factor refers to the "squareness" of the I-V curve. It describes how closelymatched the voltage is at its maximum power point and the current is also at its maximumpower point. The higher the fill factor match, the more square the I-V curve.Conversion Efficiency: The conversion efficiency of a solar cell is the percentage of lightenergy that gets converted to electrical power.References:The U.S. Department of Energy maintains a good website on how to use I-V measurementsystems in solar cell testing. Please see www.eere.energy.gov/solar/current_voltage.htmlTechnical Specifications? Base unit 200V max. (scale to 2V or 10V, but 20V and 200V scales possible please ask)? Dwell time (wait time between each I-V reading) - programable, but cannot be below3ms? Number of I-V scanned points - 10 to 100 programable? Hardware Voltage Resolution: 50μv @ 2V scale, 500μV @ 20V scale (accuracy perreading)? Hardware Current Resolution: 50μA @ 1A scale (accuracy per reading)? I-V Measurement Sweep Resolution: (voltage scale selected / number of I-V scannedpoints)? Software Display Resolution: typically mV and mA (but 3 decimals shown, so can be3.456E-1 A for addition decimal)上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Current-Voltage Measurement System (IV Tester) -60W Version for Continuous Solar SimulatorsMain Features:? Designed for use with continuous or pulse solar simulators? An output trigger TTL signal is used to synchronize its data acquisition with pulse solarsimulators? Variable resistive load? Max Electrical Power Reading: 20W base model, 60W high power model? Base Model Voltage range 200V (can be modified with additional shunt to suitapplication)? Base Model Current range 1A (can be modified with additional coil to suit application)? High Power Model Voltage range 60V (can be modified with additional shunt to suitapplication)? High Power Model Current range 3A (can be modified with additional coil to suitapplication)? Separate terminal interface for voltage and current measurements? Interfaces to PC via GPIB cable for display and data storage (hence GPIB card requiredin computer)? Saves each IV curve dataset in separate ASCII text file? I-V range selectable? Number of sample points selectable (between 10-100 points)? Sci-IVTest Windows based control softwareParameters Measured by IV SoftwareVoc, IocVsc, IscVmax, Imax, Pmaxefficiency (%)Light and dark I-V characteristics上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Voc Slope (similar to Rs)Rp or Rshunt (system measures slope near Isc for this value)FF or Fill FactorJSc (mA/cm2)Forward and Reverse Sweep FeatureSKU: SSIVT-60CThe SSIVT is an electrical current-voltage measurement system used to characterizephotovoltaic cell performance. This current-voltage tester works by sampling various currentversus voltage combinations of the photovoltaic cell with a variable impedance load. Theperformance of the photovoltaic cell is determined by measuring this output I-V relationshipwhile it is being illuminated by light. This relationship is typically called an "I-V curve" and canbe obtained by exposing the photovoltaic cell to a constant level of light while varying anexternal impedance load such that its current-voltage values change. Since multiple I-V datapoints are required to create an I-V curve, an external trigger function model is available foruse with pulse solar simulators. This allows the tester to create multiple sequential pulses(typically 10-100 points selectable) to complete the IV curve measurements. Universal input100-240VAC, 50/60Hz. Software and GPIB Board is included. An external computer (soldseparately) such as the PC computer controller is required to control this current-voltagemeasurement system.Purpose of Current Vs Voltage Measurement TestA solar cell may be operated over a wide range of voltage and current combinations, but thereis generally an optimum combination for maximum energy collection efficiency. By varying anexternal load resistance from zero to infinity, the optimum I-V combination where the solar celldelivers the most power can be found.Current and Voltage Measurement RangeThe standard I-V Test system can measure electrical power from photovoltaic cells up to 20W.The voltage envelope is limited to 200V and the current is limited to 1A. A higher powered60W version is available where the voltage is limited to 60V and the current is limited to 3A.For higher loads, shunts to measure a portion of the current can be used. In general, thelimitation of the standard model is the 1A current limit. If your solar cell can generate morecurrent than 1A, then we recommend upgrading to the 60W model.Voltage Scaling FactorAlthough the maximum voltage of the base unit is 200V, the software can rescale its scanningrange to 2V, 10V, 20V or 200V. Once the scale is selected, the maximum number of I-Vmeasurement points that can be taken in that selected range is 100 points.Current Density - Voltage (J-V) MeasurementsThe software currently only measures I-V characteristics and JSc (mA/cm2), but other J-V上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司values can be derrived as J=I/area. The software outputs the I-V characteristics in an ASCIIfile which can then be read to derrive current density values.SoftwareSoftware is written in Labview, but a Labview Runtime engine allows it to run on Windows XPwithout the Labview development toolkit.System NotesThe I-V Measurement System sweeps the IV curve with an automatically adjustable resistiveload and records multiple I-V data points along the way. The voltage and current ranges aresoftware selectable and so is the number of points taken, from 10-100 points depending onthe time length of the test allowable. The I-V data point values are then recorded and plottedon a computer display and saved in an ASCII text file. The points are selected by voltage,hence the voltage readings are evenly spaced.I-V Measurement BasicsFill Factor: Fill factor refers to the "squareness" of the I-V curve. It describes how closelymatched the voltage is at its maximum power point and the current is also at its maximumpower point. The higher the fill factor match, the more square the I-V curve.Conversion Efficiency: The conversion efficiency of a solar cell is the percentage of lightenergy that gets converted to electrical power.References:The U.S. Department of Energy maintains a good website on how to use I-V measurementsystems in solar cell testing. Please see www.eere.energy.gov/solar/current_voltage.htmlTechnical Specifications? Base unit 200V max. (scale to 2V or 10V, but 20V and 200V scales possible please ask)? Dwell time (wait time between each I-V reading) - programable, but cannot be below3ms? Number of I-V scanned points - 10 to 100 programable? Hardware Voltage Resolution: 50μv @ 2V scale, 500μV @ 20V scale (accuracy perreading)? Hardware Current Resolution: 50μA @ 1A scale (accuracy per reading)? I-V Measurement Sweep Resolution: (voltage scale selected / number of I-V scannedpoints)? Software Display Resolution: typically mV and mA (but 3 decimals shown, so can be3.456E-1 A for addition decimal)上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Current-Voltage Measurement System (IV Tester) -60W Version for Flash Solar SimulatorsMain Features:? Designed for use with continuous or pulse solar simulators? An output trigger TTL signal is used to synchronize its data acquisition with pulse solarsimulators? Variable resistive load? Max Electrical Power Reading: 20W base model, 60W high power model? Base Model Voltage range 200V (can be modified with additional shunt to suitapplication)? Base Model Current range 1A (can be modified with additional coil to suit application)? High Power Model Voltage range 60V (can be modified with additional shunt to suitapplication)? High Power Model Current range 3A (can be modified with additional coil to suitapplication)? Separate terminal interface for voltage and current measurements? Interfaces to PC via GPIB cable for display and data storage (hence GPIB card requiredin computer)? Saves each IV curve dataset in separate ASCII text file? I-V range selectable? Number of sample points selectable (between 10-100 points)? Sci-IVTest Windows based control softwareParameters Measured by IV SoftwareVoc, IocVsc, IscVmax, Imax, Pmaxefficiency (%)Light and dark I-V characteristics上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊睿科學(xué)儀器有限公司Voc Slope (similar to Rs)Rp or Rshunt (system measures slope near Isc for this value)FF or Fill FactorJSc (mA/cm2)Forward and Reverse Sweep FeatureSKU: SSIVT-60FThe SSIVT is an electrical current-voltage measurement system used to characterizephotovoltaic cell performance. This current-voltage tester works by sampling various currentversus voltage combinations of the photovoltaic cell with a variable impedance load. Theperformance of the photovoltaic cell is determined by measuring this output I-V relationshipwhile it is being illuminated by light. This relationship is typically called an "I-V curve" and canbe obtained by exposing the photovoltaic cell to a constant level of light while varying anexternal impedance load such that its current-voltage values change. Since multiple I-V datapoints are required to create an I-V curve, an external trigger function model is available foruse with pulse solar simulators. This allows the tester to create multiple sequential pulses(typically 10-100 points selectable) to complete the IV curve measurements. Universal input100-240VAC, 50/60Hz. Software and GPIB Board is included. An external computer (soldseparately) such as the PC computer controller is required to control this current-voltagemeasurement system.Purpose of Current Vs Voltage Measurement TestA solar cell may be operated over a wide range of voltage and current combinations, but thereis generally an optimum combination for maximum energy collection efficiency. By varying anexternal load resistance from zero to infinity, the optimum I-V combination where the solar celldelivers the most power can be found.Current and Voltage Measurement RangeThe standard I-V Test system can measure electrical power from photovoltaic cells up to 20W.The voltage envelope is limited to 200V and the current is limited to 1A. A higher powered60W version is available where the voltage is limited to 60V and the current is limited to 3A.For higher loads, shunts to measure a portion of the current can be used. In general, thelimitation of the standard model is the 1A current limit. If your solar cell can generate morecurrent than 1A, then we recommend upgrading to the 60W model.Voltage Scaling FactorAlthough the maximum voltage of the base unit is 200V, the software can rescale its scanningrange to 2V, 10V, 20V or 200V. Once the scale is selected, the maximum number of I-Vmeasurement points that can be taken in that selected range is 100 points.Current Density - Voltage (J-V) MeasurementsThe software currently only measures I-V characteristics and JSc (mA/cm2), but other J-V上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司values can be derrived as J=I/area. The software outputs the I-V characteristics in an ASCIIfile which can then be read to derrive current density values.SoftwareSoftware is written in Labview, but a Labview Runtime engine allows it to run on Windows XPwithout the Labview development toolkit.System NotesThe I-V Measurement System sweeps the IV curve with an automatically adjustable resistiveload and records multiple I-V data points along the way. The voltage and current ranges aresoftware selectable and so is the number of points taken, from 10-100 points depending onthe time length of the test allowable. The I-V data point values are then recorded and plottedon a computer display and saved in an ASCII text file. The points are selected by voltage,hence the voltage readings are evenly spaced.I-V Measurement BasicsFill Factor: Fill factor refers to the "squareness" of the I-V curve. It describes how closelymatched the voltage is at its maximum power point and the current is also at its maximumpower point. The higher the fill factor match, the more square the I-V curve.Conversion Efficiency: The conversion efficiency of a solar cell is the percentage of lightenergy that gets converted to electrical power.References:The U.S. Department of Energy maintains a good website on how to use I-V measurementsystems in solar cell testing. Please see www.eere.energy.gov/solar/current_voltage.htmlTechnical Specifications? Base unit 200V max. (scale to 2V or 10V, but 20V and 200V scales possible please ask)? Dwell time (wait time between each I-V reading) - programable, but cannot be below3ms? Number of I-V scanned points - 10 to 100 programable? Hardware Voltage Resolution: 50μv @ 2V scale, 500μV @ 20V scale (accuracy perreading)? Hardware Current Resolution: 50μA @ 1A scale (accuracy per reading)? I-V Measurement Sweep Resolution: (voltage scale selected / number of I-V scannedpoints)? Software Display Resolution: typically mV and mA (but 3 decimals shown, so can be3.456E-1 A for addition decimal)上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司Current-Voltage Measurement System (IV Tester) -1000W Version for Flash Solar SimulatorsMain Features:? Designed for use with continuous or pulse solar simulators? An output trigger TTL signal is used to synchronize its data acquisition with pulse solarsimulators? Variable resistive load? Max Electrical Power Reading: 20W base model, 60W high power model? Base Model Voltage range 200V (can be modified with additional shunt to suitapplication)? Base Model Current range 1A (can be modified with additional coil to suit application)? High Power Model Voltage range 60V (can be modified with additional shunt to suitapplication)? High Power Model Current range 3A (can be modified with additional coil to suitapplication)? Separate terminal interface for voltage and current measurements? Interfaces to PC via GPIB cable for display and data storage (hence GPIB card requiredin computer)? Saves each IV curve dataset in separate ASCII text file? I-V range selectable? Number of sample points selectable (between 10-100 points)? Sci-IVTest Windows based control softwareParameters Measured by IV SoftwareVoc, IocVsc, IscVmax, Imax, Pmaxefficiency (%)Light and dark I-V characteristics上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊睿科學(xué)儀器有限公司Voc Slope (similar to Rs)Rp or Rshunt (system measures slope near Isc for this value)FF or Fill FactorJSc (mA/cm2)Forward and Reverse Sweep FeatureSKU: SSIVT-1KFThe SSIVT is an electrical current-voltage measurement system used to characterizephotovoltaic cell performance. This current-voltage tester works by sampling various currentversus voltage combinations of the photovoltaic cell with a variable impedance load. Theperformance of the photovoltaic cell is determined by measuring this output I-V relationshipwhile it is being illuminated by light. This relationship is typically called an "I-V curve" and canbe obtained by exposing the photovoltaic cell to a constant level of light while varying anexternal impedance load such that its current-voltage values change. Since multiple I-V datapoints are required to create an I-V curve, an external trigger function model is available foruse with pulse solar simulators. This allows the tester to create multiple sequential pulses(typically 10-100 points selectable) to complete the IV curve measurements. Universal input100-240VAC, 50/60Hz. Software and GPIB Board is included. An external computer (soldseparately) such as the PC computer controller is required to control this current-voltagemeasurement system.Purpose of Current Vs Voltage Measurement TestA solar cell may be operated over a wide range of voltage and current combinations, but thereis generally an optimum combination for maximum energy collection efficiency. By varying anexternal load resistance from zero to infinity, the optimum I-V combination where the solar celldelivers the most power can be found.Current and Voltage Measurement RangeThe standard I-V Test system can measure electrical power from photovoltaic cells up to 20W.The voltage envelope is limited to 200V and the current is limited to 1A. A higher powered60W version is available where the voltage is limited to 60V and the current is limited to 3A.For higher loads, shunts to measure a portion of the current can be used. In general, thelimitation of the standard model is the 1A current limit. If your solar cell can generate morecurrent than 1A, then we recommend upgrading to the 60W model.Voltage Scaling FactorAlthough the maximum voltage of the base unit is 200V, the software can rescale its scanningrange to 2V, 10V, 20V or 200V. Once the scale is selected, the maximum number of I-Vmeasurement points that can be taken in that selected range is 100 points.Current Density - Voltage (J-V) MeasurementsThe software currently only measures I-V characteristics and JSc (mA/cm2), but other J-V上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.com上海泊?茖W(xué)儀器有限公司上海市閔行區(qū)莘朱路903號(hào)(甲)廠區(qū),201100Tel: 021-54387376,54380568 Fax: 021-54997016 E-mail:br.sci@263.net http://www.br17.comvalues can be derrived as J=I/area. The software outputs the I-V characteristics in an ASCIIfile which can then be read to derrive current density values.SoftwareSoftware is written in Labview, but a Labview Runtime engine allows it to run on Windows XPwithout the Labview development toolkit.System NotesThe I-V Measurement System sweeps the IV curve with an automatically adjustable resistiveload and records multiple I-V data points along the way. The voltage and current ranges aresoftware selectable and so is the number of points taken, from 10-100 points depending onthe time length of the test allowable. The I-V data point values are then recorded and plottedon a computer display and saved in an ASCII text file. The points are selected by voltage,hence the voltage readings are evenly spaced.I-V Measurement BasicsFill Factor: Fill factor refers to the "squareness" of the I-V curve. It describes how closelymatched the voltage is at its maximum power point and the current is also at its maximumpower point. The higher the fill factor match, the more square the I-V curve.Conversion Efficiency: The conversion efficiency of a solar cell is the percentage of lightenergy that gets converted to electrical power.References:The U.S. Department of Energy maintains a good website on how to use I-V measurementsystems in solar cell testing. Please see www.eere.energy.gov/solar/current_voltage.htmlTechnical Specifications? Base unit 200V max. (scale to 2V or 10V, but 20V and 200V scales possible please ask)? Dwell time (wait time between each I-V reading) - programable, but cannot be below3ms? Number of I-V scanned points - 10 to 100 programable? Hardware Voltage Resolution: 50μv @ 2V scale, 500μV @ 20V scale (accuracy perreading)? Hardware Current Resolution: 50μA @ 1A scale (accuracy per reading)? I-V Measurement Sweep Resolution: (voltage scale selected / number of I-V scannedpoints)? Software Display Resolution: typically mV and mA (but 3 decimals shown, so can be3.456E-1 A for addition decimal)上海泊?茖W(xué)儀器有限公司

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