特點(diǎn): 精確度0.25%滿刻度±1位數(shù) 可量測(cè)交流瓦特/乏爾/功率因數(shù)/相角 顯示范圍0- ±19999可任意規(guī)劃 輸入與輸出絕緣耐壓2仟伏特/1分鐘(input/output/power)) 突波測(cè)試強(qiáng)度4仟伏特(1.2x50us) 2組警報(bào)功能 (Optional) 15BIT類比輸出功能 (Optional) 數(shù)位RS-485界面 (Optional) 主要規(guī)格: 精確度(23±5℃): 0.25% F.S.(Watt,Var,phase angle) 0.25% F.S. ±0.25°(Power Factor) (-.300~+.300) 輸入負(fù)載: <0.2VA (Voltage) <0.2VA (Current) 最大過(guò)載能力: Current related input: 3 x rated continuous Voltage related input: maximum 2 x rated continuous 過(guò)載顯示: "doFL" or "-doFL" 顯示值范圍: 0- ±19999 digit adjustable 繼電器動(dòng)作方向: HI or Lo adjustable 繼電器容量: AC 250V-5A, DC 30V-7A 類比輸出解析度: 15 bit DAC 輸出反應(yīng)速度: < 250ms(0-90%) 輸出負(fù)載能力: < 10mA for voltage mode < 10V for current mode <[(V+)-7.5V]/20mA for two-wire mode 輸出之漣波: < 0.1% F.S. 通訊位址: "01"-"FF" RS-485傳輸速度: 19200/9600/4800/2400 selective RS-485通信協(xié)議: Modbus RTU mode 溫度系數(shù): 100ppm/℃ (0-50℃) 顯示幕: Red high efficiency LEDs high 14.22mm(.56") 參數(shù)設(shè)定方式: Touch switches 記憶型式: Non-volatile E2 PROM memory 絕緣耐壓能力: 2KVac/1 min. (input/output/power) 突波測(cè)試: ANSI c37.90a/1974,DIN-IEC 255-4 impulse voltage 4KV(1.2x50us) 使用環(huán)境條件: 0-50℃(20 to 90% RH non-condensed) 存放環(huán)境條件: 0-70℃(20 to 90% RH non-condensed) CE認(rèn)證: EN 55022:1998/A1:2000 Class A EN 61000-3-2:2000 EN 61000-3-3:1995/A1:2001 EN 55024:1998/A1:2001