Inficon Sensistor Sentrac, Service Instructions Manual, Page: 22 / 76

4 | Troubleshooting INFICON
22 / 76 Sensistor Sentrac-Leak Detector-ServiceManual-nip65en1-05-(1901)
4.2 Hardware Error Messages
Message Indicators Technical
Description
Cause of Warning Measure Error Code
Probe not
connected.
Blue LED
flashing.
No
communication
established
between probe
and instrument.
No probe or wrong
probe version
connected at start
up.
Make sure that the
probe has the
correct version and
connect the probe.
(None)
SD-card not
inserted.
Orange window
present on
screen.
Software can not
find the SD-card.
SD-card not
inserted.
Insert SD-card. (None)
Battery
discharged.
Recharge
battery
Orange window
present on
screen. Blue LED
flashing at high
frequency.
No power. Battery
discharged.
Recharge the
battery.
(None)
Reject level too
low for sensor
sensitivity.
Orange measure
window present
on screen.
Calibration
approved but
Reject level too
low for sensor
sensitivity.
Sensor sensitivity
too low to detect
leak in Reject level
size.
Change Reject
level value or
change to sensor
with higher
sensitivity.
(None)
Sensor signal
error, voltage
too high.
Change/
connect sensor
or change
probe.
Red measure
window present
on screen. Blue
LED flashing.
Sensor signal
baseline voltage
level too high,
above 3650 mV.
No connected
sensor or sensor
with Sens wire
broke (Pin 2).
Change sensor
and/or probe. If a
Combox used,
change the cable
between the
Combox and the
probe.
01
Sensor signal
error, voltage
too low.
Change sensor
or probe.
Red measure
window present
on screen. Blue
LED flashing.
Sensor signal
baseline voltage
level too low,
below 300 mV.
Broken sensor or
broken probe.
Change sensor or
probe.
02