1. INTRODUCTION .................................................................................................................... 1
1.1
Overview......................................................................................................................................... 1
1.2
Electronics Module ......................................................................................................................... 1
1.3
Operator Interface........................................................................................................................... 2
1.4
Specifications.................................................................................................................................. 2
1.5
Model Selection Guide ................................................................................................................... 4
2. INSTALLATION ..................................................................................................................... 6
2.1
Assembly and Wiring ...................................................................................................................... 6
2.2
Mounting ......................................................................................................................................... 8
2.3
Conduit connections ..................................................................................................................... 11
3. CONFIGURATION ............................................................................................................... 12
3.1
Overview....................................................................................................................................... 12
3.2
4. CALIBRATION..................................................................................................................... 18
4.1
Calibration..................................................................................................................................... 18
5. OPERATION ........................................................................................................................ 21
5.1
Displays ........................................................................................................................................ 21
5.2
Diagnostic Error Messages .......................................................................................................... 23
5.3
Unit Reset ..................................................................................................................................... 24
6. SPARE PARTS .................................................................................................................... 25
8. SALES AND SERVICE ........................................................................................................ 27
iv
Contents
DirectLine® DL423 Sensor Module User Manual
9/11