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6. Electrical installation
98
Festo.P.BE-CMMS-ST-HW-EN 0903b
6.4.4
RS232/RS-485 [X5]
Pin
Designation
Value
Specification
1
–
2
RS232_RxD
10 V, Ri > 2 kOhm
Reception line
3
RS232_ TxD
10 V, Ra < 2 kOhm Transmission line
4
RS485_A
–
–
5
GND
0 V
RS232/485 GND, galvanically connected to GND in the
controller
6
–
–
–
7
–
–
–
8
+5 V_Fuse
5 V
Via PTC on plug
9
RS485_B
–
–
Tab. 6.8: Pin allocation: RS232/RS-485 [X5]
6.4.5
Motor connection [X6]
Type on controller
Counterplug
Plugged/optional plug set
Material number
Combicon 8-pin socket MSTB 2.5/8-ST-5.08 BK
Blanking plug kit
547 452
Tab. 6.9: Plug version: Motor connection [X6]
Pin
Designation
Value
Specification
1
String A
–
Connection of the two motor strings. The cable
screen is fitted to the controller housing.
2
String A/
–
3
String B
–
4
String B/
–
5
T +
–
Motor temperature sensor, either N/C contact or PTC
(in preparation)
6
T -
–
7
BR+
–
Motor holding brake
8
BR-
–
Tab. 6.10: Pin allocation: Motor connection [X6]