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Figure 6: serial port pin outs – Watlow Silver Series OIT User Manual

Page 13

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13

Watlow Silver Series OIT Installation Guide

0600-0069-0000 Rev D

Serial Port Connections TS00-0043-0000 and
TS00-0043-E000

Figure 6: Serial Port Pin outs

DE9P

Pin #

COM1

(RS-485 2-wire)

COM1

(RS-485 4-wire)

COM1

(RS-232)

COM3

(RS-485 2-wire)

1

TX/RX-

RX-

2

TX/RX+

RX+

3

TX-

4

TX+

5

Signal Ground

6

TXD

7

TX/RX-

8

TX/RX+

9

RXD