Fig. 44: Wiring Diagram For Open Collector Logic Control Outputs With 10 V; Fig. 45: Wiring Diagram For Open Collector Logic Control Outputs With External Power; Fig. 46: Wiring Diagram For Open Collector Logic Control Outputs Connecting Relays - Siemens Cerberus PACE Compact Installation, Mounting

6 Install internal components
Input/Output extension (digital 16) PCIO2001-A1
6.4.8.1 Use logic control output
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The connected devices can be powered with the internal 10 V with the connected
device connected to a logic output.

Fig. 44: Wiring diagram for open collector logic control outputs with 10 V

If the connected devices require a different voltage, these devices can be powered
with an external power source. The negative output of the external power source
must be connected to the GND of the system; the positive output is connected to
the device.

Fig. 45: Wiring diagram for open collector logic control outputs with external power

A recovery diode is required when a relay is connected to the logic output.

Fig. 46: Wiring diagram for open collector logic control outputs connecting relays

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