• Do not remove any safety signs, stickers or labels from the operating manual must be observed. device. Keep all safety signs, stickers and labels in legible condition. • Do not open the device. • Observe the storage and operating conditions as given in the Technical data chapter. thermohygrometer BC21...
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Do not use the device in potentially explosive atmospheres, for Work on the electrical components must only be measurements in liquids or at live parts. Trotec accepts no liability for damages resulting from improper use. In such a carried out by an authorised specialist company! case, any warranty claims will be voided.
MIN indication Battery compartment with cover % RH indication Operating elements Measurement value display Display Temperature unit indication Dew point indication Operating elements Wet bulb indication Measurement value display bottom Automatic switch-off indication Alarm indication Battery indication HOLD indication thermohygrometer BC21...
Storage temperature -10 to 60 °C at < 80 % RH non-condensing Power supply 1 x 9 V battery Device switch-off After approx. 15 minutes of non-use Scope of delivery • 1 x Device BC21 • 1 x 9 V battery • 1 x Quick guide thermohygrometer BC21...
ð The measurement interval is reset. ð The currently measured value is indicated. Setting the HOLD function 1. Press the HOLD / lamp button (5). ð The current value will be held. 2. Press the HOLD / lamp button (5) again. ð The display again indicates the current measured value. thermohygrometer BC21...
Directive 2006/66/EC of the European Parliament and of the Council of 6 September 2006 on batteries and accumulators. Please dispose of batteries and accumulators according to the relevant legal requirements. thermohygrometer BC21...