Communications :
The inputs available are MODBUS over RS485, 4 to 20 milliamperes (4-20 mA), 0 to 5 volts (0-5 V), a single-bit digital input, and a 2-bit digital input. The available outputs include MODBUS over RS485, 4 to 20 milliamperes (4-20 mA), 0 to 5 volts (0-5 V), and an LCD or Seven Segment display.
