Campbell Scientific OBS3 Turbidity Sensor - Manual (Page 3)

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OBS-3 Table of Contents
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1. Connections .................................................................1
2. Programming ...............................................................3
2.1 Using Short Cut ........................................................................................3
2.2 Using Edlog or the Keyboard/Display......................................................3
2.3 Edlog Program Example...........................................................................3
2.4 CRBasic Program Example ......................................................................5
3. Maintenance and Troubleshooting ............................5
Figures
1. Wiring Diagram of OBS-3 Using Datalogger’s Switched 12 V.................1
2. Wiring Diagram of OBS-3 without Using Switched 12 V .........................2
3. Wiring Diagram for Connecting an OBS-3 to an External Relay
and a Datalogger ....................................................................................2