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BECKHOFF CB1061 User Manual

Page 49

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Internal Connectors

Chapter: Connectors

Beckhoff New Automation Technology CB1061

page 49

3.4.11 Fan Connectors

Four 3 pin connectors are available for attaching external 12V fans. All connectors except FAN4 can
monitor fan speed. For this to work the fans 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

N

OTE

The FAN4 connector doesn't have pin 3 connected (N/C).

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