nVision
Operation Manual
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Page 15
The
icon will appear when the batteries are exhausted and will need to be changed to
ensure full functionality of the nVision.
Continued use will further drain the batteries to a non-
operational state where the message “Replace Batteries” will appear across the display. From this
state, the only operational parameter will be the power button .
After “Replace Batteries” ap-
pears, no measurements will be possible until the batteries are replaced, however, the recorded
data will be preserved.
CAUTION:
Never remove battery power when Recording.
WARNING:
Do not remove or change the batteries in a hazardous atmosphere.
Extending.Battery.Life
Note that the nVision reference recorder has many customizable battery saving features avail-
able to you to for optimization in
CrystalControl.
You may extend battery life substantially by slowing down your Logging
Interval (recording rate) and reducing the Automatic Shutoff and Backlight Shutoff times.
The nVision will continue recording even if you have
the Automatic Shutoff timer enabled. When the timer
elapses a power savings screen will appear as shown.
To return to normal operation simply press any key.
Battery.Replacement
The nVision uses 4 AA batteries. Unscrew the four captive screws (knurled Phillips head) to gain
access to the battery compartment. Replace the batteries taking care to note polarity for their
proper installation.
After replacing the batteries and reinstalling the power module, the nVision
will start operating immediately (without having to press the
button). This indicates that
a complete reset has occurred, and is normal.
Verify the battery module is properly sealed and
installed to maintain your IP67 rating.
Failure to properly seal the battery compartment may
allow water damage that could permanently compromise the nVision. IP67 rating will be void if
nVision is operated without 4AA power module in place.
WARNING:
Do not remove or change the batteries in a hazardous atmosphere.
WARNING:
The nVision is Intrinsically Safe only if powered by one of the following battery
types: Rayovac Maximum Plus 815, Energizer® E91, Energizer® EN91, or Duracell MN1500.
The ratings and ambient temperature ranges vary so take care to determine if you are se-
lecting the proper replacement for your requirement.
Summary of Contents for nVision Lab Reference Recorder
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