Acnodes FPC-8057 Uživatelský manuál stáhnout pdf (Strana 24)

FPC-8057 User’s Manual

2.3.2 COM2 [RS-232] & COM3 [RS-422/485]

The 9 Pin, male, SUB-D, COM2 [RS-232] & COM3 [RS-422/485] Port

on the back of the unit is the downloading port (PC Connector) and RS-

485/422 communications port for connecting to a device.

Connector COM2 [RS-232] & COM3 [RS-2422/485]

Pin Designations

COM2 COM3 COM3

Pin# Symbol (RS-232) (RS-422) (RS-485)

1 GND

GND GND GND

2 Tx+

RS-422 Transmit

3 Tx-

RS-422 Transmit

4 Rx+

RS-422 Receive Data+

5 Rx-

RS-422 Receive Data

6 GND

7 RxD

Receive

8 TxD

Transmit

9 Not used

16 Installation Instructions

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 56 57

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Acnodes FPC-8057 Uživatelský manuál Strana 24