Table of Contents Series 220/221 Instruction Manual
Chapter 4 Troubleshooting and Repair
Hidden Diagnostics Menus..................................................................4-1
Column One Hidden Diagnostics Values...................................... 4-2
Column Two Hidden Diagnostics Values .....................................4-2
Analog Output Calibration .................................................................. 4-3
Troubleshooting the Flow Meter ......................................................... 4-3
Symptom: Output at no Flow........................................................ 4-3
Symptom: Erratic Output ..............................................................4-3
Symptom: No Output .................................................................... 4-4
Electronics Assembly Replacement.....................................................4-5
Returning Equipment to the Factory.................................................... 4-6
Appendix A Product Specifications
Appendix B Glossary
List of Figures
1-1. Series 220 In-Line Vortex Flow Meter................................... 1-3
1-2. Measurement Principle of Vortex Flow Meters...................... 1-4
1-3. Reynolds Number Range for the Innova-Flo..........................1-6
2-1. Recommended Pipe Length Requirements............................. 2-2
2-2. Flange Bolt Torquing Sequence .............................................2-3
2-3. Wafer-Style Flow Meter Installation ...................................... 2-4
2-4. Flange-Style Flow Meter Installation .....................................2-5
2-5. Hot Tap Sequence................................................................... 2-8
2-6. Insertion Calculation (Compression Type)...........................2-10
2-7. Flow Meter with Compression Type Fitting.........................2-11
2-8. Insertion Calculation (Meters with Insertion Tool) .............. 2-12
2-9. Flow Meter with Permanent Insertion Tool..........................2-13
2-10. Flow Meter with Removable Insertion Tool.........................2-14
2-11. Insertion Calculation (Meters without Insertion Tool) .........2-15
2-12. Display/Keypad Viewing Adjustment ..................................2-17
2-13. Enclosure Viewing Adjustment............................................ 2-18
2-14. DC Power Connections.........................................................2-19
2-15. Load Resistance Versus Input Voltage................................. 2-20
2-16. Pulse Output with External Power Supply ...........................2-21
2-17. Junction Box Sensor Connections ........................................2-22
3-1. Flow Meter Display/Keypad................................................... 3-1
List of Tables
2-1. Minimum Stud Bolt Lengths for Wafer-Style Meters ............2-3
0-4 IM-22-C
