Quadruple Adapter PP 4110 AT

The PP 4110 AT is a compact peripheral device for connection of up to four sensors and/or actors. Actors can be actuated in a digital or analogue manner, while sensors are detected in one of the following ways:
- Digitally with floating contact and line monitoring
- In an analogue manner with a voltage or frequency signal
A forwards or backwards counter can be realised using one switch on each of the first two spur sockets.