Testo 872 [33/52] Performing the measurement

Testo 872 [33/52] Performing the measurement
7 Performing the measurement
33
7.10 Activating humidity, solar or electrical
mode
1 - Open Menu.
2 - Move the joystick down and select Measurement. Then press
OK or move the joystick to the right.
3 - Move the joystick down and select External measurement values.
Then press OK.
4 - Move the joystick up/down and activate Humidity, Current, Voltage,
Solar or Power.
- If no radio probe is connected, enter the values manually.
- If a radio probe is connected, values are transferred automatically.
5 - Press OK to activate the selected Mode.
Values for current, voltage and power can be transferred from the
testo 770-3 clamp meter.
7.11 Activating the differential temperature
Differential temperature enables the temperatures between two measuring
points to be calculated.
1 - Open Menu.
2 - Move the joystick down and select Measurement. Then press OK or
move the joystick to the right.
3 - Move the joystick down and select Differential temperature. Then
press OK.

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