Profibus Dp Port (Rs485) - ProSoft Technology ILX56-PBS User Manual

ILX56-PBS ♦ PROFIBUS DPV1 Master/Slave
ControlLogix® Platform
DIP Switch
DIP Switch 1
DIP Switch 2

PROFIBUS DP Port (RS485)

2.2
The PROFIBUS DP port uses a female DB9 connector. This provides connection for
the communication conductors, cable shielding and +5Vdc output power.
Signal
Pin
1 -
2 -
3 RxD/TxD-P
4 CNTR-P
5 DGND
6 VP
7 -
8 RxD/TxD-N
9 -
ProSoft Technology, Inc.
Table 2.1. - DIP Switch Settings
Description
Used to force the module into "Safe Mode". When in "Safe Mode" the module
will not load the application firmware and will wait for new firmware to be
downloaded. This should only be used in the rare occasion when a firmware
update was interrupted at a critical stage.
Used to prevent changes to the configuration.
Figure 2.3 – ILX56-PBS PROFIBUS DP (RS485) DB9 connector
Table 2.2 – DB9 Connector layout
Description
Not connected
Not connected
Data received and transmit (+)
Control signal to repeater (+)
Reference potential for +5Vdc
+5Vdc for terminating resistors (active termination)
Not connected
Data received and transmit (-)
Not connected
Installation
User Manual
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