Appendix "C" - Troubleshooting Guide - Gemini 4100 Instruction Manual

APPENDIX "C" - TROUBLESHOOTING GUIDE

The majority of difficulties arising with the Gemini are related to incorrect hook-up and programming set-up. Always
check all connections, function codes, Scale Factors, and preset as a first step in troubleshooting.
Before applying power, double check all wiring. Improper AC voltage or AC connections may result in permanent
damage to the unit.
For further technical assistance, contact technical support at the appropriate company numbers listed on the back of
this instruction manual.
PROBLEM
NO DISPLAY
P ON DISPLAY
E ON THE DISPLAY
NO RESPONSE TO FRONT PANEL
UNIT DOES NOT COUNT
UNIT WILL NOT ACCEPT THE DESIRED
PRESET
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
POSSIBLE CAUSE
1. Power off, improperly connected, or power
brown-out.
1. Data error on power-up.
1. Data error detected by processor.
1. Panel disabled.
1. No input.
2. Input selected incorrectly.
3. Count inhibited.
4. Scale factor/multiplier too small.
1. When counter scale factors greater than 1 are used,
the preset value must be evenly divisible by the
scale factor.
REMEDIES
1. Check all wiring, verify power.
1a. Press "E" key.
b. Check all function codes.
1a. Press "E" or "R" button.
b. Check all function codes.
c. Check signal lines for possible noise sources.
1. Consult manual on "Operator Accessible
Functions" modes.
1. Check sensors/connections.
2. Check rear panel DIP switches.
3. Check function code 43, "Input 1 and 2
Response" modes.
4. Check scale factor value and scale
multiplier values.
1. Unit automatically adjusts preset to be
evenly divisible by the scale factor.