EN
8
Operating manual – thermohygrometer BC25
Selecting the measuring mode
After switch-on, the device displays the temperature (
TEMP
indication, 20).
The following measuring modes are available:
Measuring mode
Description
TEMP
Ambient temperature
RH
Relative humidity
HI
Heat index
DP
Dew point temperature
WB
Wet-bulb temperature
WBGT
Wet-bulb globe temperature
index
(
WBGT
index)
Please proceed as follows to set the measuring mode:
1. Repeatedly press the
Mode
button (3) until the desired
measuring mode is displayed.
Setting the HOLD function
1. Press the
Hold
button (4).
ð
The current value will be held.
2. Press the
Hold
button (4) again.
ð
The display again indicates the current measured value.
Setting the MAX/MIN/AVG function
Info
These functions can only be used in the
TEMP
and
RH
measuring modes.
You can view the highest, lowest or average temperature or
relative humidity value from the current measuring interval.
Please proceed as follows:
1. Briefly press the Power button (5).
ð
The
MAX
indication (8) appears on the display.
ð
The display now indicates the highest temperature or
humidity value measured since the device was
switched on in the selected measuring mode.
2. Press the Power button (5) again.
ð
The
MIN
indication (9) appears on the display.
ð
The display now indicates the lowest temperature or
humidity value measured since the device was
switched on.
3. Press the Power button (5) again.
ð
The
AVG
indication (10) appears on the display.
ð
The display now indicates the average temperature and
humidity values measured since the device was
switched on.
4. Press the Power button (5) again.
ð
The display again indicates the current measured value.
Changing the unit °C / °F
The default setting for the temperature unit is °C.
Please proceed as follows to change the temperature unit:
1. Switch off the device by pressing the Power button (5) and
holding it for approx. 5 s.
2. Simultaneously press the power button (5) and the
Mode
button (3).
ð
The currently selected unit °C or °F is displayed.
3. Press the
Mode
button (3) to change the unit.
4. Afterwards repeatedly press the Power button (5) until the
measured temperature value is displayed again.
