7
KEYPAD DESCRIPTION
• ON/OFF
: to turn the meter on and off.
• CAL:
to calibrate the meter prior to measurement.
• READ:
to make a measurement.
OPERATING MODES
•
Measurement mode: default operation mode, enables both
calibration
and
measurement
.
DISPLAY ELEMENTS DESCRIPTION
1) The measuring scheme (lamp, tube, detector), appears during different phases of calibration
or reading measurement
2) Error messages and warning
3) The batery icon shows the charging level of the batery
4) The hourglass appears when an interval checking is in progress
5) Four digit main display
6) Four digit secondary display
6
5
2
3
4
1