Modbus TCP based Ethernet I/O module with Power-over-Ethernet function, 3-channel Analog Inputs, 6-channel Digital Inputs/Counter and 3-channel Relay Outputs, Supports Current Input and Voltage Input types: +/- 150 mV,+/- 500 mV, +/- 1V, +/- 5 V, +/-10 V + 0 mA ~ + 20 mA, +/- 20 mA, 4 ~ 20 mA (jumper selectable). Communicable over Modbus TCP and Modbus UDP. Supports operating temperatures between -25 to +75C and has a din rail mount.