Product Description; Display And Control Elements - TESTO 625 Instruction Manual

3.

Product description

This chapter provides an overview of the components of
the product and their functions.
3.1 Display and control
elements
Overview
Probe socket
Display
Control buttons
Battery compartment (rear)
Radio module and service
compartment (rear)
Button functions
Button Functions
Switch instrument on;
switch instrument off (press and hold)
Switch display light on / off
Keep reading, display
maximum/minimum value
Open/leave configuration mode (press
and hold);
In configuration mode:
Confirm input
In configuration mode:
Increase value, select option
In configuration mode:
Reduce value, select option
Change between displaying relative
humidity, dew point and wetbulb
temperature.
Change between displaying connected
probe and radio probe (
3. Production description 23
lit).