... LED display voltage value, RS485/ Modbus relay output, 4~20mA analog output 93x48 Single phase digital volt meter detailed product ... output, 4~20mA analog output 93x48mm PMAC600A digital power meter offers voltage, current, active power, reactive power,power factor, frequency and ... parameters, optional 2 DI, optional 4-20mA output or RS485 port, easy installation and small size. Installation size: 90mm ...