Meter Description - Extech Instruments 403125 User Manual

Meter Description

1. LCD display
2. Pushbuttons:
•
Backlight
activate/deactivate the Peak Hold function. The
In the Peak Hold mode of operation, only the highest reading will be displayed.
Press and hold this button for 2 seconds to switch on the backlight. Press and
hold this button again for 2 seconds to turn the backlight off.
•
RANGE button – Press to select the
desired lux or fc range. Each press of the
RANGE button selects a new range. The
available ranges are 20, 200, 2000, and
20,000 lux or foot candles. Displays in
the 20,000 range must be multiplied by
10.
•
HOLD button – Press to freeze the
displayed value (the
on). Press again to exit the Data Hold
mode.
3. Sensor cable – Connects sensor to meter
4. Sensor (sensor cover not shown)
5. Sensor mounting plugs - Fits into docking
jacks at top of meter
6. Docking jacks – Sensor can be attached here
for storage or while measuring.
7. Function switch – Three positions OFF, LUX,
and FC
8. Handle and battery compartment (rear)
9. Analog output jack
and PEAK button – Momentarily press this button to
H icon will switch
4
PMAX display icon will appear.
403125 V3.1 9/06