... PMAC600A single phase digital voltmeter, LED display voltage value, RS485/ Modbus relay output, 4~20mA analog output 93x48 Single ... PMAC600A single phase digital voltmeter, LED display voltage value, RS485/ Modbus relay output, 4~20mA analog output 93x48mm PMAC600A ... set up parameters, optional 2 DI, optional 4-20mA output or RS485 port, easy installation and small size. Installation size: 90mm ...