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Daystar Multi-Tracers 多通道I-V測(cè)量?jī)x、測(cè)試穩(wěn)定、測(cè)試精度高、可同時(shí)對(duì)多達(dá)16個(gè)（可配置更多）組件進(jìn)行監(jiān)測(cè)、分析、對(duì)比、是光伏系統(tǒng)、光伏組件性能分析的必備工具 . 測(cè)試容量有多款型號(hào)可選選：能同時(shí)監(jiān)控16（可配置更多）塊PV組件、四線(xiàn)制電壓測(cè)量方式;56個(gè)熱電偶（組件溫度監(jiān)控）輸入端口;8個(gè)電壓輸入端口;并且該款設(shè)備還可根據(jù)客戶(hù)要求進(jìn)行定制、可擴(kuò)充將通道數(shù)增至32通道、48通道、測(cè)試容量也能按照客戶(hù)要求進(jìn)行定制 .

Daystar戶(hù)外多通道IV測(cè)試系統(tǒng)Multi-Tracer設(shè)備特點(diǎn)
Daystar Multi-Tracer Characteristics
* Offers a complete solution for long-term testing of PV modules.
為PV組件長(zhǎng)期戶(hù)外測(cè)試提供了完整的解決方案 .
* Reliable, accurate, low maintenance requirements - Daystar has been selling Multi-Tracers for 10 years.
Daystar銷(xiāo)售多通道戶(hù)外IV測(cè)試儀已超過(guò)10年、實(shí)際案例證明了Daystar 多通道Multi-Tracer產(chǎn)品穩(wěn)定、精確、低維修率 . 筆者注：美國(guó)Daystar公司專(zhuān)注戶(hù)外IV測(cè)試設(shè)備的研究開(kāi)發(fā)超過(guò)23年、他們最早開(kāi)發(fā)單通道戶(hù)外IV測(cè)試儀DS-100C、他們20多年來(lái)只做戶(hù)外IV測(cè)試設(shè)備 .
* Individual control of up to 16 PV modules (expandable).
單臺(tái)控制器可同時(shí)控制16個(gè)組件、并可根據(jù)客戶(hù)要求對(duì)通道數(shù)進(jìn)行擴(kuò)展、如32通道戶(hù)外IV測(cè)試儀 .
* Peak power tracking or constant voltage operation; IV curves at scheduled intervals.
可實(shí)現(xiàn)對(duì)工作PV組件的最大功率點(diǎn)的追蹤測(cè)試、或者在恒壓工作模式下、按照設(shè)計(jì)的自動(dòng)測(cè)試間隔要求對(duì)IV曲線(xiàn)進(jìn)行測(cè)量繪制 .
* Can measure positive grounded, negative grounded, or floating PV sources.
可以測(cè)試正極接地、負(fù)極接地、或者浮動(dòng)光伏系統(tǒng)的IV測(cè)量 .
* Two-decade Current Ranges, accuracy ~0.2%
20個(gè)可選測(cè)量電流檔位、精度達(dá)~0.2%
* Three-decade voltage ranges, accuracy ~0.2%.
30個(gè)可選測(cè)量電壓檔位、精度達(dá)~0.2%
* 3200 Watt and 2400 Watt units available (expandable).
功率測(cè)試范圍分別為3200W和2400W兩檔、也可按客戶(hù)要求進(jìn)行擴(kuò)充 .
* Base Multi-Tracer includes 24 thermocouple inputs, Type T standard.
Multi-Tracer的熱電偶輸入端口基本配置為24個(gè)、T型 .
* 4-Wire Kelvin load PV connection to measure voltage.
四線(xiàn)開(kāi)爾文方式測(cè)電壓
* On-board data storage. FTP file transfer.
現(xiàn)場(chǎng)數(shù)據(jù)存儲(chǔ)、FTP文件格式傳輸
* Universal AC power 85/264 Vac, 50/60Hz.
可使用常規(guī)的交流電源85/264 Vac, 50/60Hz
* Operated on Ethernet local area network.
可通過(guò)當(dāng)?shù)氐囊蛱鼐W(wǎng)進(jìn)行遠(yuǎn)程操作
* Base Multi-Tracer has 8 analog voltage inputs; auto-scaling 4 decades to ±5 Volts.
Multi-Tracer有8個(gè)電壓接入端口、
* Voltage, current, irradiance and temperature are saved for each module.
可完成對(duì)每個(gè)PV組件電壓、電流、輻照度和溫度進(jìn)行測(cè)量、并對(duì)數(shù)據(jù)進(jìn)行保存 .
Daystar Multi-Tracer Software Capabilities
* User communications through Firefox browser.
用戶(hù)可通過(guò)火狐瀏覽器進(jìn)行通訊 .
* Extensive Help Menu
強(qiáng)大的幫助菜單功能、幫助客戶(hù)快速掌握設(shè)備的操作 .
* Data files retrieved with FTP client software.
數(shù)據(jù)文件可通過(guò)FTP軟件實(shí)現(xiàn)
* Daily MTD data file with averaged data for each module plus weather data.
Daily MTD文件可自動(dòng)對(duì)每個(gè)組件每天的數(shù)據(jù)進(jìn)行一個(gè)平均、再加上天氣數(shù)據(jù) .
* IV curves data file in XML format.
IV曲線(xiàn)的數(shù)據(jù)以XML的格式進(jìn)行存儲(chǔ)
* Data analysis including IV curve normalization with IVPC software.
通過(guò)IVPC數(shù)據(jù)分析軟件、可對(duì)IV數(shù)據(jù)及曲線(xiàn)進(jìn)行標(biāo)準(zhǔn)化處理、將現(xiàn)場(chǎng)測(cè)試數(shù)據(jù)轉(zhuǎn)換為標(biāo)準(zhǔn)狀態(tài)（STC）下的測(cè)試數(shù)據(jù)、轉(zhuǎn)換參照的方法有三種標(biāo)準(zhǔn)供選擇、如Approximation, ASTM-E1036-93, or ASTM-E1036-96.保證了轉(zhuǎn)換結(jié)果的正確性 .