MDW-20功率表是以微处理器为基础,可测量单相电力系统参数,电脑化校正,具RS-485/RS-232界面输出的多功能电力表。使用者可经由RS-485/RS-232读取或设定所有参数.
V:±0.1% of Reading ±0.15% of Range (量测范围10%~110% of Range )
A:±0.1% of Reading ±0.15% of Range (量测范围10%~110% of Range )
W:±0.2% of Reading ±0.3% of Range
VAR:±0.2% of Reading ±0.3% of Range
PF:±0.2% of Reading ±0.3% of Range
PF Polarity:—=leading
+=lagging
WHr:±0.4% of Reading
VARHr:±0.4% of Reading Hz:±0.2% of Reading
精度范围:V:10~100% A:5~100%
PF:0.5~±1.0 Hz:50Hz
信号频率:49~70Hz
CT、PT倍比设定:1~999.9
工作温度:-10~+50℃
设定比压器(PT)或(CT)之倍比,使量测值能反应负载之实际电压、电流。
显示 Display | 红色LED0.4''(10.1mm)high绿色LED0.3''(7.6mm)high |
最大显示 Max. Display | 四位数(9999) |
超量程显示 Over range Indication | “o.L” |
采样速度 Conversion rate | 1次/秒(AC)or 2.5次/秒(DC) |
小数点 Decimal point | 自动设定 |
输出界面 Output Interface | RS-485或RS-232(Modbus) |
精度 Accuracy(23±5℃) | (AC)±0.3%FS±2 digit.(DC)±0.2%FS.±2 digit |
输入范围 Input range | AC0~600V,0~10A(可订制).DC0~600V,0~10A(可订制) |
使用电源 Power Supply | AC100~240V±10%,50/60Hz |
电源消耗 Power Consumption | 约5VA |
重量 Weight | 约500g |
耐压强度 Dielectric Strength | AC 1500V/min(输入/电源) |
绝缘阻抗 Isolation Resistance | DC500V时,大于100MΩ |
外形尺寸 Dimension | 96(W)×48(H)×144(D)mm |
安装尺寸 Panel Cut-out | 91.5(W)×44(H)mm |