... 93x48 Single phase digital volt meter detailed product description PMAC600A single phase digital voltmeter, LED display voltage value, RS485/ Modbus relay ... output, 4~20mA analog output 93x48mm PMAC600A digital power meter offers voltage, current, active power, reactive power,power factor, frequency ... installation and small size. Installation size: 90mm x 45mm PMAC600A voltage meter panel LCD