Wiring the 25-pin D-Sub Connector Pins

The digital inputs and outputs conform to the following safety standards.

• IEC 61131-2 (PLC safety standard) digital output (max. 0.5 A)
• IEC 61131-2 (PLC safety standard) Type-1 digital input

Input Circuit Drawing and Wiring Example 1

* The dashed box shows the same circuit.

Input Circuit Drawing and Wiring Example 2

* The dashed box shows the same circuit.

Output Circuit Drawing and Wiring Example 1: Sink type (NPN)

* The dashed box shows the same circuit.

L: Load

Output Circuit Drawing and Wiring Example 2: Source type (PNP)

* The dashed box shows the same circuit.

L: Load