Interfaces rs422 plc, Electrical installation − ems version – Lenze 8400 protec Manual User Manual
Page 135
Electrical installation − EMS version
Control terminals
Interfaces RS422 PLC
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135
EDS84DPS424 EN 5.0
7.6.6
Interfaces RS422 PLC
These connections are available with device versions:
ƒ
E84DDxxxxxxxCxDxxx
ƒ
E84DExxxxxxxCxDxxx
ƒ
E84DFxxxxxxxCxDxxx
ƒ
E84DLxxxxxxxCxDxxx
ƒ
E84DPxxxxxxxCxDxxx
Because of the integrated PLC also SSI encoders can be evaluated at RS422 interfaces (max.
150 kHz).
X81/X82 − RS422 PLC
Pin
Signal
Description
Data
84DPSO05_8
M12 type, 8−pole sockets, A−coded
1
TxD+ (CLK+)
Transmission+
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In accordance with ANSI/TIA/EIA−422
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At RS422, PLC supports evaluation of SSI encoders
(max. 150 kHz).
2
TxD− (CLK−)
Transmission−
3
RxD+ (Data+)
Reception+
4
RxD− (Data−)
Reception−
5
n. c.
Not assigned
−
6
n. c.
7
GND−EXT
Reference potential
In accordance with IEC 61131−2, type 1
8
+24V
24 V supply
Please observe that the direct coupling of two 8400 protec EMS devices require an external
connection with terminating resistors.