Electrical installation, Wiring and configuration mc−isi, Wiring com a (rs232) – Lenze MC−xxx Card User Manual
Page 31
Electrical installation
Wiring and Configuration
MC−ISI
l
31
BA_MC−Card EN 1.0
Wiring
COM A (RS232):
Pin assignment
Description
Connection type
Cable type
1
6
Pin 1: DCD
Pin 2: RXD
Pin 3: TXD
Pin 4: DTR
Pin 5: GND
Pin 6: DSR
Pin 7: RTS
Pin 8: CTS
Pin 9: RI
9−pole Sub−D plug
Control cable
MC−CAN−003
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 NC
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 NC
COM A
RS232
xxx
MC−ISI_005
COM B (RS422/485):
Pin assignment
Description
Connection type
Cable type
1
6
Pin 1: NC
Pin 2: TXD+
Pin 3: RXD+ (Data+)
Pin 4: NC
Pin 5: GND
Pin 6: NC
Pin 7: TXD−
Pin 8: RXD− (Data −)
Pin 9: NC
9−pole Sub−D plug
Control cable
MC−CAN−003
1 NC
2 TXD+
3 RXD+
4 NC
5 GND
6 NC
7 TXD-
8 RXD-
9 NC
1 NC
2 TXD+
3 RXD+
4 NC
5 GND
6 NC
7 TXD-
8 RXD-
9 NC
RS422
(4-wire)
RS485
(2-wire)
COM B
COM B
xxx
xxx
1 NC
2 TXD+
3 RXD+
4 NC
5 GND
6 VCC
7 TXD-
8 RXD-
9 NC
1 NC
2 TXD+
3 RXD+
4 NC
5 GND
6 VCC
7 TXD-
8 RXD-
9 NC
MC−ISI_006
)
Note!
The terminating resistor at the physically first and last node must be activated
(
¶ 30).