APPENDIX “D” - TROUBLESHOOTING GUIDE
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The majority of all problems with the indicator can be traced to improper connections or improper
programming set-ups. Be sure all connections are clean and tight and check the programming set-ups for
correct data.
For further technical assistance, contact technical support at the numbers listed on the back cover of the
instruction manual.
PROBLEM
POSSIBLE CAUSE
REMEDIES
NO DISPLAY
1. Power off, improperly connected, or brown-out.
1a. Check wiring.
b. Verify power.
“PPPPPP” IN DISPLAY
1. Program data error.
1. Press “P” and Check data set-ups.
FLASHING DISPLAY
1. Totalizer overflow.
1. Reset totalizer.
“......” IN DISPLAY
1. Input display out of range.
2. Loss of data set-ups.
1a. Check unit scaling.
b. Check for electrical disturbance.
2a. Check data set-ups.
b. Check for electrical disturbance.
c. Disconnect and reconnect power.
DISPLAY WANDERS
1. Loss of data set-ups.
1a. Check data set-ups.
b. Disconnect and reconnect power.
c. Check for electrical disturbance.
JITTERY DISPLAY
1. Electrical “Noise” in process or signal lines.
2. Process inherently unstable.
1a. Increase digital filtering.
b. Increase display rounding increment.
c. Re-route signal wires.
2. Dampen process to eliminate oscillations.
“ULULUL” IN DISPLAY
1. Input Underload (negative overload).
1. Check input levels.
“OLOLOL” IN DISPLAY
1. Input overload.
1. Check input levels.