18
19
Turning the Meter On/Off
1. Press
POWER
to turn the meter on. The meter will default
to the last used measurement and temperature scales.
2. Press and hold
POWER
for 2 seconds to turn the meter off.
Indicator Light Descriptions
Meter Status
Indicator Status
Power off
Light off
Power on
Green light on for 5 seconds, then light off
Low battery
Red light flashing every 5 seconds
Charging battery
Blue light on
Scale Selection
1. Press
RANGE
to switch between the Conductivity (µS & mS)
and TDS (ppm & ppt) scales (see Fig. A and Fig. B).
Fig. A
Fig. B