1
Introduction
W Caution
To extend sensor life, keep the sensor’s
protective shutter closed whenever the meter is
not in use.
The Fluke Model 971 (hereafter referred to as “the Meter” is
a battery powered meter that measures relative humidity and
temperature. Through a few easy to use controls, the Meter
displays three different temperature points of the air
surrounding the meter’s sensor: ambient, wet bulb, and dew
point.
Electrical and Safety Symbols
W
Important information.
See manual
B
Low battery when shown in
the display.
P
Conforms to European
Union requirements
;
Conforms to Australian
standards.
)
Conforms to Canadian
standards
O Power ON / OFF