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INSTRUCTION MANUAL 

 

 

 

 

 

 

 

 

1WMPD4003008 

© 2014 A&D Company Ltd. All rights reserved. 

 
No part of this publication may be reproduced, transmitted, transcribed, or translated into any language 
in any form by any means without the written permission of A&D Company Ltd. 
 
The contents of this manual and the specifications of the instrument covered by this manual are subject 
to change for improvement without notice. 
 

AD-4329A-03

 

RS-422/485 INTERFACE 

 

 

Summary of Contents for AD-4329A-03

Page 1: ...duced transmitted transcribed or translated into any language in any form by any means without the written permission of A D Company Ltd The contents of this manual and the specifications of the instrument covered by this manual are subject to change for improvement without notice AD 4329A 03 RS 422 485 INTERFACE ...

Page 2: ...to the rear panel from outside using the two screws removed in step 5 7 Connect the option cable to the option board connector and to the main board J3 connector using much care as to the connector direction 8 Insert the main board into the both main board guides Then the connector between the main board and the display board is re connected If the rear panel will not close completely retry step 8...

Page 3: ...nal Circuit and Pin Connection Bit Format Signal RS 422 RS 485 1 SDA SDB RDA RDB 0 SDA SDB RDA RDB Switching between RS 422 and RS 485 Switching between RS 422 and RS 485 is performed by the function setting F 47 For details on the setting procedure refer to the AD 4329A instruction manual Item Parameter Description f 47 0 RS 422 Factory setting RS 422 RS 485 f 47 1 RS 485 Data format and commands...

Page 4: ...built into the host computer Connect the terminating resistor only to the indictor which is furthest from the host computer RDA RDB SDA SDB SG RDA RDB SDA SDB TRM SG RDA RDB SDA SDB TRM SG RDA RDB SDA SDB TRM SG A B SG RDA RDB SDA SDB TRM SG RDA RDB SDA SDB TRM SG RDA RDB SDA SDB TRM SG Host computer AD 4329A Address 1 AD 4329A Address 2 AD 4329A Address 10 Host computer AD 4329A Address 1 AD 4329...

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