產(chǎn)品名稱: WP-8000-EX系列檢測(cè)端隔離式安全柵(帶配電) 香港上潤(rùn),上潤(rùn),精密,儀器
產(chǎn)品型號(hào): WP-8047-EX、WP-8035-EX
儀器類別: wp 安全柵及轉(zhuǎn)換器
產(chǎn)品簡(jiǎn)介:
WP-8000-EX系列檢測(cè)端隔離式安全柵(帶配
電),向現(xiàn)場(chǎng)危險(xiǎn)區(qū)域的變送器提供隔離的本安電源
電壓,并將變送器產(chǎn)生的(4~20)mA 信號(hào)隔離轉(zhuǎn)換后,
傳送至安全區(qū)控制系統(tǒng)或其它單元組合儀表。
本隔離式安全柵需要獨(dú)立供電,供電電源-輸入
回路-輸出回路之間電磁隔離。
◆ 特性
●給變送器提供配電電壓≥16VDC(供電電源22≥VDC)。
●將變送器(4~20)mA 信號(hào)隔離傳送。
●可選擇(4~20)mA 或(1~5)V 信號(hào)輸出,或
其它所需的直流信號(hào)。
●模塊化表芯設(shè)計(jì),無(wú)需零點(diǎn)和滿度調(diào)節(jié)。
●帶有工作電源指示燈。
●本安輸入回路 [Exia]IIC,輸入回路過(guò)流保護(hù)。
●即插即拔式接線端子,DIN導(dǎo)軌卡式安裝。
主要技術(shù)參數(shù):
● 工作電源
電源接線:獨(dú)立的接線端子 13-,14+,可帶電拔插
電源電壓:(20~30)VDC
電流損耗:24VDC 時(shí),<50mA(一進(jìn)一出)
<60mA(一進(jìn)二出)
<110mA(二進(jìn)二出)
電源指示:通電 LED 燈亮:綠色
● 輸入信號(hào)(Exia IIC 危險(xiǎn)區(qū))
變送器信號(hào)輸入:(4~20)mA
驅(qū)動(dòng)變送器的配電電壓:≥16VDC(供電電源≥22VDC)
輸入阻抗:50Ω(一進(jìn)一出,一進(jìn)二出);
100Ω(二進(jìn)二出)
● 輸出信號(hào)(安全區(qū))
輸出電流:(4~20)mA
電流輸出時(shí)允許負(fù)載:0~350Ω(4mA~20mA,
0~20mA輸出時(shí))
輸出電壓:(1~5)V
電壓輸出阻抗:≤500Ω
紋波(Vp-p):<10mV
● 性能指標(biāo)
標(biāo)準(zhǔn)精度:±0.5%FS、±0.2%FS
溫度漂移:±0.015%/℃
響應(yīng)時(shí)間:≤1s(10%→90%)
穩(wěn)定時(shí)間:≤3s
電源電壓變動(dòng)影響:±0.1%(允許電壓范圍)
負(fù)載電阻變化影響:±0.1%/250Ω
通道隔離:輸入-輸出-電源之間隔離
絕緣電阻:≥100MΩ/500VDC(AC)
隔離能力:2500VAC/1 分鐘 50Hz
防爆電壓:250VAC
抗電磁兼容性:符合 IEC 61000 相關(guān)抗電磁標(biāo)準(zhǔn)
● 環(huán)境參數(shù)
工作溫度:(-20~+60)℃
儲(chǔ)存溫度:(-40~+80)℃
環(huán)境濕度:(5~+95)%RH (無(wú)冷凝)
● 結(jié)構(gòu)
卡裝式;模塊化表芯;ABS 材質(zhì)機(jī)殼;拔插式端子
整機(jī)重量:約110g
● 安全防爆認(rèn)證參數(shù)
整機(jī)滿足 GB3836.1-2000 和 GB3836.4-2000
標(biāo)準(zhǔn)相關(guān)要求
防爆等級(jí)標(biāo)志:[Exia]IIC
安全認(rèn)證參數(shù):
Um:250V Uo:28V Io:93mA
Po:0.65W Lo:2.4 mH Co:0.03μF
◆ 外形尺寸
外形尺寸:寬×高×深=16×116×110(mm)
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