1.More than 20 years energy meter OEM experience 2.high technology Surfaced Mounting Device 3 Strong ... Modbus-RTU; or they can output analog signal. With logic input or logic output, we can realize controlling other equipment remotely They ... , DC0~20mA (load < 600Ω), DC0 ~ 5V,DC1 ~ 5V (load > 1kΩ)- Logic options(/K): 2DI/2DO; DI: dry contact Input, supplied inside ...