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02
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Rexroth IndraControl VCP 05
Electric Drives and Controls |
Bosch Rexroth AG
7
-5
Interfaces
7.1.1.2
Termination
Pin
Designation
Function
10
T+
Transmitted Data, Positive Polarity
12
S1+
Power Source 1, Positive Polarity
13
R+
Received Data, Positive Polarity
14
R-
Received Data, Negative Polarity
16
S2+
Power Source 2, Positive Polarity
19
T-
Transmitted Data, Negative Polarity
21
S1-
Current Sink 1, Negative Polarity
24
S2-
Current Sink 2, Negative Polarity
Fig. 7-5:
Pin assignment TTY / 20 mA, active
The D-SUB connector strips must be shielded sufficiently. See chapter
“Shielding D-SUB Connectors“ on page 7-22.
When channel SER1 is operated as a current loop, the termination for
the RS485 must be OFF.
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