001 Loop 1 faulttrouble
Edwards EST iO1000: 001 Loop 1 fault
Edwards EST iO1000·1 view·0 field notes
What This Code Means
A short or open was detected on the loop affecting the communications between the panel and the devices on the loop.
Common Causes
- 1Short circuit on the loop
- 2Open circuit on the loop
- 3Communication failure between the panel and devices
Resolution Steps
Check the loop card LEDs (DS3 or DS4) where a solid ON LED indicates an open fault and a flashing LED indicates a short, then navigate to the Reports menu > Diagnostics > Loop Comm Check to generate a diagnostic report, and perform a complete check of installed field wiring and devices.