Unit with Display
Communicates
Corrupt Display
Text?
No
Error
Displayed?
No
Analog Loop
Correct?
Yes
24
4
Replace Electronic
Yes
Module
"Shorted Probe?"
No
Yes
"Open Probe?"
Yes
Check Probe and
Connectors
No
Trim 4–20mA
3
Active
HART
Display Reading
Correctly?
Yes
Yes
"Above Range?"
No
No
No
"OSC Fail?"
Yes
Yes
Check Analog
Parameters
Check Offset and
Retest
4–20 mA Set Points
No
Call Factory
50-660 Transmisor de Nivel Kotron Modelo 805 Smart RF
Call Factory
Yes
No
"Software Error?"
No
"Uncal?"
No
"Corrupt
Parameters?"
Yes
Yes
Check Calibration
Parameters
Same Error
No
Message?
Yes
Replace Electronic
Module