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CD-20 Sample Probe Controller Table of Contents
Contents
Important Safety Information ...............................................................................................................................ii
Section 1—Overview .......................................................................................................................................... 5
How It Works ................................................................................................................................................ 6
Hazardous Location Safety Compliance ...................................................................................................... 6
Table 1.1—CD-20 Specications ................................................................................................................. 7
Section 2—Installation and Wiring...................................................................................................................... 7
Section 3—Maintenance .................................................................................................................................... 9
Operational Test ........................................................................................................................................... 9
Repeat Mode (Time-Proportional) Check-Out ........................................................................................... 10
External Pulse Mode (Flow-Proportional) Check-Out ................................................................................ 10
Sample Probe and CD-20 Check-Out ........................................................................................................ 10
Motor Control Assembly ..............................................................................................................................11
Table 3.1—Troubleshooting Tips for 12VDC/24VDC Controllers .............................................................. 12
Table 3.2—Troubleshooting Tips for 115VAC/230VAC Controllers ............................................................ 13
Factory Repairs .......................................................................................................................................... 14