Device equipped with 2 digital inputs and 2 digital outputs with separate commons.

Digital inputs are opto-isolated and equipped with anti-bounce (debounce) filtering, used for pulse counting or as remote status indicators.

Digital outputs are opto-isolated transistor outputs rated 27 Vdc, 27 mA according to DIN 43864, programmable as outputs for internal alarms or as remotely controlled output units.

Includes 8 configurable alarms that can drive digital outputs and/or generate status signals on Modbus registers.

Power supply: 3.3 Vdc provided by devices equipped with SIO Bus.

Black enclosure, dimensions: 38 × 73 × 20 mm.