
INSTRUMENT OPERATION - Open the battery compartment and insert the
battery supplied. For the most accurate recording of ambient temperatures,
the Therma-Hygrometer unit should be positioned away from direct sunlight
and draughts. This unit has an internal temperature sensor and external on the
remote probe. The %rh sensor is only on the remote probe, this humidity reading
is given in %rh (percentage relative humidity). Please note: The external sensor
temperature (‘OUT’ displayed) measures the full range of -20 to 70 ºC. The
internal unit sensor will only measure 0 to 50 °C.
MAX/MIN - Press the MAX/MIN button to display the maximum reading ('MAX'
symbol displayed). Press the MAX/MIN button again to display the minimum
reading ('MIN' symbol displayed). Press MAX/MIN button again to return to
normal readings. To clear the MAX and MIN readings press the clear button when
viewing the MAX or MIN readings. Please note: Max/Min readings are not saved
so if the battery is removed or drained the Max/Min readings will be cleared.
°C/°F - Press the °C/°F button on the back of the instrument to switch between
Centigrade and Fahrenheit.
INTERNAL/EXTERNAL TEMPERATURE DISPLAY - Press the IN/OUT button on
the back of the instruments to display the external (OUT) probe temperature,
'OUT' is shown in the temperature display; press the IN/OUT button to return to
measuring the internal temperature, 'IN' is shown in the temperature display.
BATTERY REPLACEMENT - Replace the battery when the display dims, using an
AAA or 1.5 volt equivalent. The battery is located under the battery cover at the
rear of the instrument.
GUARANTEE - This instrument carries a one-year guarantee against defects in
either components or workmanship. During this period, products that prove to
be defective will, at the discretion of ETI, be either repaired or replaced without
charge. This guarantee does not apply to sensors/probes, where a six-month
period is offered. The product guarantee does not cover damage caused by fair
wear and tear, abnormal storage conditions, incorrect use, accidental misuse,
abuse, neglect, misapplication or modication. Full details of liability are available
within ETI’s Terms & Conditions of Sale at etiltd.com/terms. In line with our
policy of continuous development, we reserve the right to amend our product
specication without prior notice.
THERMA-HYGROMETER
Operating Instructions
Product code:
810-140