A&D AD-8922A Manual de Instruções descarregar pdf (Página 33)

31

Circuit

Connection to the weighing instrument Connection to an external device

D-Sub 9-pin (Current loop) DIN 8-pin (PC/PRINTER)

Pin

No.

Signal

name

Description

Pin

No.

Signal

name

Description

1 ⎯ N.C. 1 ⎯ N.C.

2 C.L Current loop 2 ⎯ N.C.

3 ⎯ N.C. 3 TXD Transmit data (RS-232C output)

4 ⎯ N.C. 4 ⎯ N.C.

5 C.L Current loop 5 SG Signal ground

6 ⎯ N.C. 6 ⎯ N.C.

7 ⎯ N.C. 7 DSR Data set ready (RS-232C output)

8 ⎯ N.C. 8 ⎯ N.C.

9 ⎯ N.C.

9876

SG

DSR

AD-8922A interior

TXD

6

1

4

2

5

3

7

8

54321

C.L

C.L

５Ｖ

３.３ｋΩ

To a weighing instrument

To an external device such as

a personal computer or a printer

Inch screw thread

(#4-40UNC)

AD-8922A interior

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 41 42

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