Rockwell Automation 1747-PIC SLC 500 RS-232 to RS-485 Interface Converter Installation Instructions User Manual
Installation instructions, Catalog number 1747-pic)
Publication 1747-IN024A-EN-P - September 2002
Installation Instructions
SLC 500™ RS-232 to RS-485 Interface Converter
(Catalog Number 1747-PIC)
Installation Instructions
SLC 500
ALLEN-BRADLEY
SLC 500 20-Point Fixed Controller
with 2-slot Expansion Chassis
1747-C10
1747-PIC
9-pin to 25-pin Adapter
(if required)
Interface Pinouts for 25-Pin Connector
Pin
Function
Direction
7
GND Signal Ground
Bi-directional
2
TXD Transmit Data
PC to Converter
20
DTR Data Terminal Ready
PC to Converter
4
RTS Request to Send
PC to Converter
3
RXD Receive Data
Converter to PC
SLC 500 Modular Controller
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