B&B Electronics CONTROLS AND CONNECTIONS ON THE 485T, Table Of Contents, Introduction, Power

TABLE OF CONTENTS

INTRODUCTION	1
RS-422 AND RS-485 STANDARDS	1
CONTROLS AND CONNECTIONS ON THE 485T	6
A AND B TERMINALS	6
GROUND TERMINAL	6
THRESHOLD POT	7
POSITIVE THRESHOLD EXCEEDED LED	7
NEGATIVE THRESHOLD EXCEEDED LED	7
RS-422/RS-485 SWITCH	8
TERMINATION SWITCH	8
POWER	8
RS-232 DATA OUT CONNECTOR	8
RS-422/485 TEST	9

Documentation Number 485T1995 ManualTable of Contents i

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