Sper Scientific 850069 Environmental Quality Meter w/Sound - Manual (Page 18)

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3. Holding the meter upside-down, press
°C/°F to select between a Celsius (°C)
and Fahrenheit (°F) temperature
reading.
4. Ensure that the humidity sensor is free
from obstruction.
5. The meter measures the relative
humidity and ambient temperature of
the surrounding environment and
displays the value.
Note…
When moving the meter to a new
environment, it may take a few minutes
for the humidity readings to stabilize.
Thermocouple Temperature
Measurement
This procedure requires an optional Type-
K thermocouple probe.
1. Press POWER to turn the meter on.
2. Ensuring correct polarity (+ –), carefully
plug a Type-K thermocouple probe into
the Temperature Thermocouple Input
Port at the bottom of the meter.
Temperature differences between the
probe and the meter may cause
inaccurate results. Allow a few minutes
for the probe and meter to adjust to
ambient temperature.
MEASUREMENT PROCEDURES