Thermo Scientific TVA-1000B Instruction Manual - Geotech ...

MI 611-185 – June 1996
Troubleshooting
Warning Messages
Message
=WARNING==============
Battery Power
is low.
Exit=Clr
=======WARNING===
Pump must be on
to select mode.
Exit=Clr
Description
This display occurs whenever the battery has reached a low level
(approximately 6.0 V). It indicates that approximately 15 minutes
of operating time remain. Press EXIT to return to the operating
display. The lower right corner of all displays now show ±
(blinking). If you continue to operate after the warning is
displayed, the unit will eventually shut off automatically. To restart
after an auto shut down, you must first recharge or replace the
battery. Note that collected data is not lost
This display occurs when the pump is not on for a function that
requires the pump to be on.
=WARNING===
Logger memory is
already full.
Exit=Clr
Log memory is full. You cannot continue to log any entries until
you have transferred the log memory to a PC or have cleared log
memory. The instrument will, however, continue to operate.
=WARNING===
FID flameout!
Ignite again.
Exit=Clr
This display appears whenever the FID flame is extinguished.
Press EXIT to clear, then CONTROL key and 2 to ignite. This
warning is active only in RUN and CALIBRATE modes.
In the RUN mode, once the alarm is acknowledged, a flashing F
appears on the sidepack display and the probe display flashes.
==WARNING===
PID lamp
not operating
Exit=Clr
This message indicates that the PID lamp activity is low. Check
lamp and re-zero the PID. This warning is active only in RUN and
CALIBRATE modes.
In the RUN mode, once the alarm is acknowledged, a flashing P
appears on the sidepack display and the probe display flashes.
==WARNING===
Log rate too slow
for PC STEL calc
Exit=Clr
This message appears whenever you enter a log rate value greater
than 90 seconds. The data sampling rate is too low for valid STEL
calculations in the PC. Press EXIT to bypass the warning.
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