智能电表
价格:电议
地区:江苏省 苏州市
传 真:86-512-62802286
MODEL:MF-B4A
●Input Frequency:0-999.99Hz
(输入频率范围)
●Input Level:AC 50-600V
(输入信号范围)
●Aux.power supper:AC110V or 220V±(50 or 60Hz)
(辅助电源)
●Measuring accuracy:0.01%F.S.(23±5℃)
(度)
●Sampling time:10 cycles/sec.(>10Hz)
(取样时间)f cycles/sec.(<10Hz)
●Input impedance:>2M ohm or more
(输入阻抗)
●Max.input over:1.5 x rated continuous
(过载能力)2 x rated 30 seconds
●Over input indication:“doFL”
(过载显示)
●Readout range:0-99999 digit adjustable
(显示值范围)
●Parameter setting:Touch switches
(参数设方式)
●Display:Red high efficiency LEDs high 14.22mm(。56")
(显示幕)
●Dielectric strength:2KVac/1 min.(input/power)
(绝缘耐压能力)
●Surge test:ANSI C37.90a/1974,DIN-IEC255-4
(突波测试)impulse voltage 4KV(1.2 x 50us)
●Operating condition:0-50℃(20 to 90%RH non-condensed)
(使用环境条件)
●Storage condition:0-70℃(20 to 90%RH non-condensed)
(存放环境条件)
●CE EMC Certification:EN 55022:1998/A1:2000 Class A
(CE)EN 61000-3-2:2000
EN 61000-3-3:1995/A1:2001
EN 55024:1998/A1:2001