微電腦型單相交流集合式電表（單相二線系統(tǒng)）
特點(diǎn)：
精確度0.25%滿刻度±1位數(shù)
可同時(shí)量測與顯示交流電壓,電流,頻率,瓦特,(功率因數(shù)/視在功率)
交流電壓,電流,瓦特皆為真正有效值(TRMS)
交流電流,瓦特之小數(shù)點(diǎn)可任意設(shè)定
瓦特單位W或KW可任意設(shè)定
CT比可任意設(shè)定(1至999)
輸入與輸出絕緣耐壓 2仟伏特/1分鐘(
突波測試強(qiáng)度4仟伏特(1.2x50us)
數(shù)位RS-485界面 (Optional)
主要規(guī)格：
精確度: 0.1% F.S.±1 digit (Frequency)
0.25% F.S.±1 digit(ACA,ACV,Watt,VA)
0.25% F.S. ±0.25o(Power Factor)
(-.300~+.300)
輸入負(fù)載: <0.2VA (Voltage)
<0.2VA (Current)
最大過載能力: Current related b: 3 x rated continuous
10 x rated 30 sec. 25 x rated 3sec.
50 x rated 1sec.
Voltage related b: maximum 2 x rated continuous
過載顯示: "doFL"
顯示值范圍: 0~600.0V(Voltage)
0~999.9Hz(Frequency)(<20% for voltage b)
0~19999 digit adjustable(Current,Watt,VA)
取樣時(shí)間: 2 cycles/sec.
RS-485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 10.16 mm(0.4")
參數(shù)設(shè)定方式: Touch switches
記憶型式: Non-volatile E²PROM memory
絕緣抗阻: >100Mohm with 500V DC
絕緣耐壓能力: 2KVac/1 min. (b/output/power)
1600 Vdc (b/output)
突波測試: 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 6
EN 6
EN 55024:1998/A1:2001