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Chapter 9
Annex
2100.4400.32
- 9.3 -
E-2
Variant 30 (3 HU instruments)
Fig. 2
Pin assignment
1) Positive (+)
2) Negative, GND (-)
3) Protective conductor (PE)
2) Negative, GND (-)
3) Protective conductor (PE)
1.1.1.3
X50: Fan Supply
Molex, male connector (4-contact)
1.1.2
Control Interfaces
1.1.2.4
ETHERNET REMOTE (X31): Control Interface for Remote Control
RJ45, female connector (8-contact)
Signal name
Direction
Value range
Contact
Remarks
Positive
Input
+38 V to +72 V DC
X8.1
Power supply connection,
pin 1
pin 1
Negative
Input
GND
X8.2
Power supply connection,
pin 2
pin 2
PE
Input
X8.PE
Power supply connection,
PE conductor pin
PE conductor pin
Signal name
Direction
Value range
Contact
Remarks
VCC_FAN
Output
+20 V DC to 24 V DC
X50.1
VCC_GND
Bidirect.
0 V
X50.2
FAN_SPEED
Input
Open collector
X50.3
NC
X50.4