Interfaces rs485/422 plc, Electrical installation − ems version – Lenze 8400 protec Manual User Manual
Page 133

Electrical installation − EMS version
Control terminals
Interfaces RS485/422 PLC
l
133
EDS84DPS424 EN 5.0
7.6.4
Interfaces RS485/422 PLC
These connections are available with device versions:
ƒ
E84DDxxxxxxxC1Cxxx
ƒ
E84DExxxxxxxC1Cxxx
ƒ
E84DFxxxxxxxC1Cxxx
ƒ
E84DLxxxxxxxC1Cxxx
ƒ
E84DPxxxxxxxC1Cxxx
X81 − RS485 PLC
Pin
Signal
Description
Data
84DPSO05_8
M12 type, 8−pole sockets, A−coded
1
+24V
24 V supply
In accordance with IEC 61131−2, type 1
3
GND−EXT
Reference potential
2
RxD+
RS485A’
In accordance with ANSI/TIA/EIA−485−A−98
4
RxD−
RS485B’
5
TxD+
RS485A
6
TxD−
RS485B
7
n. c.
Not assigned
−
8
n. c.
X82 − RS422 PLC
Pin
Signal
Description
Data
84DPSO05_8
M12 type, 8−pole sockets, A−coded
1
+24V
24 V supply
In accordance with IEC 61131−2, type 1
3
GND−EXT
Reference potential
2
RxD+
Reception+
In accordance with ANSI/TIA/EIA−422
4
RxD−
Reception−
5
TxD+
Transmission+
6
TxD−
Transmission−
7
n. c.
Not assigned
−
8
n. c.
Please observe that the direct coupling of two 8400 protec EMS devices require an external
connection with terminating resistors.
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