Diagnostic Mode Menu - Sentry 200 Owner's Manual

Sentry
LIQUID LEVEL GAUGE MODEL 200 or 200C
OWNER MANUAL
4.2. State Table and Troubleshooting
LED HIGH LOW LEVEL
DISPLAY LEVEL
unknown
alphanumeric
value
Dim
LED on
unexpected
LED on
unexpected

4.3. Diagnostic mode menu

To enter the diagnostic mode press ENTER and ESC at the
same time for 1 second. The display will show
indicating it is entering diagnostic mode.
The power level is displayed first. This value is the power level
that the sensor is operating at as a percentage of the maximum
possible signal strength.
AUDIO CORRECTIVE ACTION
Display is loading software upon power
up.
Display is not reading sensor; check all
cable connections to sensor.
Check all cable connections to sensor.
Check terminals for correct polarity.
Sensor damaged; replace sensor.
Unplug power supply and plug back in.
Display will reboot and return to
numeric level display mode.
Check programmed values for
correctness.
Check the brightness of the display.
See 3.7.5 in this manual.
Check programmed HIGH alarm trip
and release points; see 3.6.2
Check programmed LOW alarm trip
and release points; see 3.6.2
Check programmed HIGH and LOW
alarm
Audio on
Verify that release points are set
unexpected
correctly and the unit is not "hunting".
See 3.7.2 & 3.7.3
.
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REV 1.7
SEPT08
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