ADLINK ND-6520 User Manual

Page 53

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NuDAM-6521

49

Pin Definitions

Pin #

Signal Name

Description

1

(Y)DATA+

RS-485 transmission line, positive

2

(G)DATA-

RS-485 transmission line, negative

3

DEFAULT*

Initial state setting

4

TX+

RS-422 transmission line, positive

5

TX-

RS-422 transmission line, negative

6

RX+

RS-422 receiving line, positive

7

RX-

RS-422 receiving line, negative

8 FGND Field

ground

9

(R)+VS

Power supply, +10V~+30V

10 (B)GND Ground

RS-232

9-pin RS-232 connector

*The module is in DEFAULT mode when DEFAULT* pin connected
to GND while applying power on the module.

*Do not apply any power signal to DEFAULT* pin, just left it open or
connected it to GND.

1

2
3

4

5

6

7

8

9

GND

TXD

RXD

CTS

RTS

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