
Chapter: Connectors Fan Connector
page 36 Beckhoff New Automation Technology CB3053
4.18 Fan Connector
A 3 pin connector is available for controlling and monitoring an external fan (12 volt). For the monitoring
the fan must provide a corresponding speed signal.
Pinout fan connector:
Pin
Name Description
1 GND ground
2 12V 12 volt supply regulated
3 TACHO fan monitoring signal
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