RPR-4000
Operations manual
REV 8-21 35
3 Remote Programming
The RPR-4000 can be programmed remotely by a control computer using the RS-232
interface.
Setting up the Remote Interface
RS-232 configuration
Table 3.1 lists the data format settings for the RS-232 communication link. The RPR-
4000 is configured as a DCE.
Table 3.1: Settings for the RS-232 communications link.
Baud rate 57600
Data bits 8
Stop bit 1
Parity NONE
Flow control Hardware CTS/RTS
Connector pin-outs
The connector on the rear panel labeled “REMOTE COMM. RS-232” is a standard DB-9
female connector. Table 3.2 gives the required connections for the communication cable.
Table 3.2: Wiring diagram for the communications cable between the RPR-4000 and the control system.
Computer / controller (DTE)
9 pin FEMALE to mate
with typical serial port
RPR-4000 (DCE)
9 pin MALE to mate
to rear panel connector
PIN signal flow signal PIN
2 RX <<<<<< TX 2
3 TX >>>>>> RX 3
7 RTS >>>>>> 7
8 <<<<<< CTS 8
5 GND <><><> GND 5
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