DP4 Модель 4 1/2 цифровой измеритель напряжения и ампер М

4 1/2 digital voltage meter & ampere meter DP4 serires Digital Panel Meter, Voltage Meter, Ampere Meter 1) 8-bit micro processor, 5 digit LED display, range up to 19999, sampling rate 2.5 times / second, high accuracy; 2) Optional model for measuring different signal, such as AC/DC voltage and current; 3) With software menu and thumb switch to set High, Middleand Low alarm output value (total 3 alarm), and CT value for current input above 5A; 4) With Key lock function to avoid careless value change; 5) Power supply 85-265V AC/DC, suitable to different power network in different countries; 6) Some models have 4-20mAretransmit currentoutput, the zero and full point can be set freely, so users can easily choose the input signal range to which they want the retransmit current is according. 7) Some models have RS485 communication function, users can read different value on PC, including measuring value, alarm hysteresis, transform rate, decimal point setting, communication address, baud rate, etc. 8) Dimension: 48Hx96Wx100L mm. Models for choosing: DP4 Sereis Voltage and Ampere meter DP4I-AV/DV/DA/AADP4-AV/DV/DA/AADP4-PAV/AVDP4-PDA/AA