Honeywell ST700 - Troubleshooting the Diagnostics Transducer Block; Table 21: Diagnostics Transducer Block

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Troubleshooting the Diagnostics Transducer block
Table 21: Diagnostics Transducer block
Problem cause Things to check Recommended action
Diagnostic Transducer
block mode is in OOS
and does not change
to AUTO mode.
Read
MODE_BLOCK.PERMITTED
Add AUTO mode to
MODE_BLOCK.PERMITTED.
Read MODE_BLOCK.
ACTUAL of Resource block.
If necessary, Set MODE_BLOCK.TARGET
to AUTO.
NOTE:
If the mode is set to OOS for maintenance
then do not change the mode to AUTO.
Sensor Diagnostics,
Sensor voltage
diagnostics, Electronic
temperature
diagnostics values are
not updating.
Read
TRACK_UPLOAD_DATA
Select value other than NONE, and then
wait for 10 seconds.
If no values are updated (for example, if Max
and Min still shows 999) in Sensor
Diagnostics and Sensor voltage diagnostics,
Contact Honeywell TAC.
Block alarms are not
reported.
Read FEATURE_SEL Reports are not selected in
FEATURE_SEL. If features do not include
reports then the host must poll for alarms.
Read LIM_NOTIFY Set LIM_NOTIFY to a value higher than
zero, but not higher than MAX_NOTIFY.