SDS-122 SERIAL DATA SWITCH
TABLE OF CONTENTS
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1. INTRODUCTION.........................................................................................................................1
2. SPECIFICATIONS .....................................................................................................................1
2.1 Physical......................................................................................................................................1
2.2 Operational.................................................................................................................................2
2.3 Port Configuration/Connections.................................................................................................2
3. INSTALLATION..............................................................................................................................4
4. CONFIGURATION.........................................................................................................................4
4.1 Jumper Configuration.................................................................................................................5
4.2 Special Modes of Operation ......................................................................................................5
4.3 Default Jumper Settings.............................................................................................................8
LIST OF FIGURES
1. General View of SDS-122.....................................................................................................................1
2. Pin Positions for Datalogger Port: 9-way Male ‘D’ Type Connector .....................................................2
3. Pin Positions for Switched Datalogger Port ‘B’: 9-way Female ‘D’ Type Connector ............................3
4. Pin Positions for Switched RS232 Port ‘A’: 25-way Female ‘D’ Type Connector ..............................3
5. Default Jumper Positions on Circuit Board ...........................................................................................6
6. SDS-122 Settings for COM200 and SRM-6A (RAD Short Haul Modem).............................................7
LIST OF TABLES
1. Current Consumption in Various Modes/Communication Activity ........................................................2
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