Emerson Rosemount 625IR Manual page 40

Troubleshooting
January 2024
Recommended actions
Field zero error
Status type
Maintenance Request
Potential cause
Something was done incorrectly the last time the field zero was performed.
Recommended action
Perform field zero.
Internal temperature too high
Status type
Out of Specification
Potential cause
The temperature on the electronics board is out of specification. The detector is measuring
gas, but cannot guarantee accuracy and is at risk of going into
NOTICE
Keeping the detector at too high of a temperature can reduce the detector's lifetime.
Recommended actions
Internal temperature too low
Status type
Out of Specification
Potential cause
The temperature on the electronic boards is below specification. The detector is measuring
gas, but cannot guarantee accuracy and is at risk of going into
NOTICE
Keeping the detector at too low of a temperature can reduce the detector's lifetime.
Recommended actions
40
1. Perform service by removing weather protection and cleaning the optics.
2. Inspect weather protection to verify that it doesn't contain any objects blocking
the optical path.
1. Check that the detector is not exposed to an ambient temperature that is too
high.
2. If the ambient temperature is inside specification, check the temperature
sensor.
1. Check that the detector is not exposed to an ambient temperature that is too
low.
Manual
MS-00809-0100-3625
.
FAULT
.
FAULT
Emerson.com