17 Options

17.1 RS-232C / Relay output / Buzzer (OP-03)

Replacing RS-232C interface with this option, refer to “RS-232C Serial Interface” for its specification.

The following option cables can be used, when you do not use the relay output. AX-KO557A, AX-KO1786-200

Pin connections

 

Pin No.

Signal name

Direction

Description

 

1

HI

Output

Relay output of HI

 

2

RXD

Input

Receive data

 

3

TXD

Output

Transmit data

 

4

LO

Output

Relay output of LO

 

5

SG

-

Signal ground (RS-232C)

 

6

OK

Output

Relay output of OK

 

7

DSR

Output

Data set ready

 

8

COM

-

Relay common terminal

 

 

 

Mating connector

DIN 8pin, JA:TCS0586 (of accessory pack)

Circuit

Relay

Solid-state-relay

Maximum voltage

DC50V

 

 

Maximum current

DC100mA

 

 

Maximum ON resistance

8

Installing OP-03

Step 1 Remove two screws that attach the RS232C board on the rear of the display unit. Remove the RS232C board.

Step 2 Switch the connections. Step 3 Insert the option board into the

display unit and afix with screws

HV-G Instruction Manual Page 56

Page 57
Image 57
A&D HV-G Series instruction manual Options, 17.1 RS-232C / Relay output / Buzzer OP-03