User guide

Contents
1. Introduction...................................................................1
2. Control Specifications..................................................1
2.1 General................................................................................................1
2.2 Output Specifications...........................................................................2
3. Power Considerations..................................................2
4. Installation.....................................................................3
4.1 Controlled Device Connections............................................................4
5. Address Selection Switches........................................5
6. Datalogger Instructions 104 (CR10/10X, CR23X,
21X & newer CR7s) and 29 (older CR7s)...................6
7. Theory of Operation......................................................7
8. Program Example..........................................................7
Figures
1. SDM-CD16D.........................................................................................1
2. Equivalent Output Driver Circuit...........................................................2
3. Connection Block Diagrams...................................................................3
4. Use of Terminal Blocks..........................................................................5
5. Address Selection Switch.......................................................................6
Tables
1. Datalogger to SDM-CD16D Connections...............................................4
2. Switch Position and Address..................................................................5