FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
Loading…
FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
Resources
Trouble Codes
Esser
Flexes
Battery Contact Resistance
Resource Center
Browse
Home
Questions
258
Trouble Codes
672
Panels
24
Panel Specs
24
Learn
NFPA 72-2025
Community
Community Wall
Tools
Ask AI
Loading…
Resource Center
Browse
Home
Questions
258
Trouble Codes
672
Panels
24
Panel Specs
24
Learn
NFPA 72-2025
Community
Community Wall
Tools
Ask AI
FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
•••
Resources
Trouble Codes
Esser
Flexes
Battery Contact Resistance
Sign In
Battery fault (excessive contact resistance): FlexES Trouble Code | Fire Alarm Resource Center
Battery fault (excessive contact resistance)
trouble
ESSER FlexES
94 views
What This Code Means
The system has detected excessive resistance (> 200 mOhm) at the battery terminals or cables.
Common Causes
1
Loose battery terminal clamps
2
Corroded battery terminals
3
Damaged or poor quality battery connecting cables
Resolution Steps
Inspect and tighten battery terminal clamps; clean any corrosion from terminals and replace damaged cables.
Manual References
(1)
1
esser
FlexES Control
Installation
2010
p. 71, 3, 2, 49, 87 +4
Open
Getting Battery fault (excessive contact resistance) on your FlexES?
Ask TroubleShooter AI for help
→
Field Notes
Loading field notes...
Sign in
to share a field note
Related Codes
essernet connection interruption
A break or wiring error has been detected in the essernet communication loop.
Panel or essernet device not receiving power
A device on the essernet is not receiving power or is completely disconnected.
Battery Fault
The FACP indicates a fault when battery resistance is too high, voltage drops below the discharging limit, or a connection/fuse issue is detected.
EARTH FAULT
The system has detected an unintended connection to ground or an incorrect configuration of the earth fault detection jumpers on multiple power supply modules.
Wrong address setting
The essernet module has detected an invalid or conflicting address configuration after a restart.
Related Questions
What do the common FlexES error codes mean, such as Loop Fault, Short Circuit, and Device Not Responding?
How do I reset a fault condition on the Esser FlexES panel after replacing a detector on the loop?
How do I program new esserbus Plus detectors and modules into the FlexES panel using Tools 8000 software?
Battery fault (excessive contact resistance)
trouble
ESSER FlexES
94 views
What This Code Means
The system has detected excessive resistance (> 200 mOhm) at the battery terminals or cables.
Common Causes
1
Loose battery terminal clamps
2
Corroded battery terminals
3
Damaged or poor quality battery connecting cables
Resolution Steps
Inspect and tighten battery terminal clamps; clean any corrosion from terminals and replace damaged cables.
Manual References
(1)
1
esser
FlexES Control
Installation
2010
p. 71, 3, 2, 49, 87 +4
Open
Getting Battery fault (excessive contact resistance) on your FlexES?
Ask TroubleShooter AI for help
→
Field Notes
Loading field notes...
Sign in
to share a field note
Related Codes
essernet connection interruption
A break or wiring error has been detected in the essernet communication loop.
Panel or essernet device not receiving power
A device on the essernet is not receiving power or is completely disconnected.
Battery Fault
The FACP indicates a fault when battery resistance is too high, voltage drops below the discharging limit, or a connection/fuse issue is detected.
EARTH FAULT
The system has detected an unintended connection to ground or an incorrect configuration of the earth fault detection jumpers on multiple power supply modules.
Wrong address setting
The essernet module has detected an invalid or conflicting address configuration after a restart.
Related Questions
What do the common FlexES error codes mean, such as Loop Fault, Short Circuit, and Device Not Responding?
How do I reset a fault condition on the Esser FlexES panel after replacing a detector on the loop?
How do I program new esserbus Plus detectors and modules into the FlexES panel using Tools 8000 software?
