A-2
ULC Programming Requirements
Common Earth
Fault Ground and
Common Trouble
Indicator
Step 2. Open Color User Interface Card Properties Dialog
1. Click on the Hardware Tab and expand the Unit 0, Box 1, Bay 1 icons to display the Color
User Interface Card. (Click on the + signs to the left of the Unit 0, Box 1, and Bay 1 icons to
expand them.)
Figure A-1. Selecting the Color User Interface Card
2. Right click on the Color User Interface card icon and select Properties.
3. Click on the Point Editing tab (see figure Figure A-2)
Figure A-2. The Display Tab: Display Checkbox
Step 3. Program the LED
1. Select one of the multicolor LEDs (3-2-1, 3-2-2, or 3-2-3) to program (Figure A-3).
2. Click on the Point Type drop down list box and select LEDYELLOW.
3. Click on the Mode drop down list box and select ON.
4. Enter P535 (or your chosen digital point number from the equation) (no spaces) in the
Reference Address field to program the LED for ground faults. OR
5. Enter A2 (no spaces) in the Reference Address field to program the LED to illuminate
whenever a general system trouble is present.
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