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5020A
Users Manual
2-4
Connect the Power Source
The thermo-hygrometer draws power from the provided power adapter. Plug the adapter
into a wall outlet of the appropriate voltage and insert the DC plug into the DC power
input of the thermo-hygrometer.
Switch the Power On
Power is turned on and off with the power switch located below the stand on the back
panel. To switch the power on, toggle the power switch to the
position. To switch power
off, toggle the power switch to the
position. The instrument takes a few seconds to
power up, initialize, and begin normal operation. A self-test is performed, displaying the
channel configuration and status of the system, calibration, % battery power, memory,
and buttons. If the thermo-hygrometer calibration has expired and the alert message is
enabled, the user is notified and must press the E button to continue initialization. If an
error message is displayed on power up see Troubleshooting.
Measure Temperature
After initialization, the temperature and relative humidity measurements for the enabled
channels are displayed. If recording is enabled, the measurements will be automatically
stored in memory. The display can be configured to display the measurements in a
variety of numerical and graphical formats. For information on the various modes of
operation of the thermo-hygrometer, see Menu Functions.