© PCE Instruments
5
4
Operating instructions
4.1
Measurement
1.
Press the
key to turn on the meter.
2.
Keep the meter in the environment under test and allow sufficient time for the readings
to stabilize.
3.
Press the UNIT key to select the unit °C or °F for the temperature measurement.
4.2
Dew point measurement
The meter displays the ambient temperature value while it is on. Press the MODE key once to
display the dew point temperature (DP). Press the MODE key once more to display the wet bulb
temperature (WBT). Press the MODE key one more time to return to the ambient temperature.
The DP or WBT icon will be displayed when you select the dew point or wet bulb temperature.
4.3
MAX/MIN mode
1.
You must select the dew point, wet bulb or ambient temperature before checking the
MIN/MAX readings.
2.
Press the MIN/MAX key once. The "MAX" icon will appear on the LCD and the
maximum value will be displayed until a higher value is measured.
3.
Press the MIN/MAX key again. The "MIN" icon will appear on the LCD and the minimum
value will be displayed until a lower value is measured.
4.
Press the MIN/MAX key again. The "MAX/MIN" icon flashes on the LCD and the real-
time value is displayed. The MAX and MIN values are recorded at the same time.
5.
Pressing the MIN/MAX key one more time will take you back to step 1.
6.
To exit MAX/MIN mode, press and hold the MIN/MAX key for approximately 2 seconds
until the "MAX MIN" icon disappears from the LCD.
Note
:
When MAX/MIN mode starts, all of the following keys and functions are disabled: SAVE and
HOLD.
4.4
Hold function
When you press the HOLD key, the readings are frozen, the "H" symbol appears on the LCD and
the measurement is stopped. Press the HOLD key again to return to normal operation.
