A&D AD-8922A Manual de instrucciones descargar pdf (Pagina 25)

RS-232C (BALANCE/SCALE)

Transmission system : EIA RS-232C

Transmission form : Asynchronous, bi-directional, half duplex

Data format : Baud rate : 600, 1200, 2400, 4800, 9600, 19200bps

Data bits : 7 or 8 bits

Parity : Even, Odd (Data bits 7 bits)

None (Data bits 8 bits)

Stop bit : 1 or 2 bits

Code : ASCII

Terminator : <CR> or <CR><LF>

Circuit

DIN 8-pin

Pin assignment（BALANCE／SCALE）

Pin No. Signal name Direction Description

1 (Vs)

⎯

Internally used

2 TXD Output Transmit data

3 RXD Input Receive data

⎯ ⎯ ⎯

5 SG

⎯

Signal ground

6 (Va)

⎯

Internally used

⎯ ⎯ ⎯

When making the cable yourself, do not connect to the

internally used terminals.

TXD

RXD

AD-8922A interior

To a weighing instrument

1 2 ... 20 21 22 23 24 25 26 27 28 29 30 ... 41 42

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A&D AD-8922A Manual de instrucciones Pagina 25