Multifunctional remote I/O module with 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). Supports Modbus RTU and communicates over RS-485. Supports operating temperatures of -25°C ~ +75°C (-13°F ~ +167°F).