Multifunctional I/O module with LED display, 4-channel Analog Output (Current Output), 4-channel Digital Input (Counters) and 4-channel Digital Output. Supports Analog Output Types of 0 ~ 5 V, +/-5 V, 0 ~ 10 V, +/-10 V, +4 ~ +20 mA or 0 ~ +20 mA. Digital Input Types: Wet Contact, Dry Contact, and Counter. Supports Digital Output of Open Collector (Sink). Communicates over Modbus RTU and RS-485. Supports operating temperatures of -25 ~ +75C.