... setting, easy adjustment, more accurate. Key Features 1.Industrial grade microcomputer of Microchip and components, more reliable2.Push-button setting, easy ... .Current loop analog output: 4~20mA, maximum load: 250 ohms5.Communication: RS-485, Modbus-RTU (only choose one between 4~20mA ... .Standards: IEC60947-1:2001, IEC60947-4-1:2001 Motor Protection Device (motor Protector, Protection Relay,monitor)