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 to set High and Low alarm output value, and CT value for current input above 5A;
4) Some models with thumb switch setting, 3 relay alarm output, 4-20mA analog output and RS485 communication function. For 4-20mA output, the zero and full point can be set freely,