
3. Description of the measuring system
© ElektroPhysik
MiniTest 2500 - MiniTest 4500
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3.1.3 Operating keys
MiniTest 2500 and MiniTest 4500 are equipped with a generous keypad. One key pressure is
sufficient to access functions like calibration, limit setting, and display of statistics.
The
ON-OFF-key
serves to switch the gauge on or off. Switching the gauge on by simultaneously
pressing the ON-OFF key and the keys
+ Clear, a total reset is carried out and the gauge returns
factory settings (For more detailed information on initial functions refer to section 11.1).
All keys have a double assignment. Simple pressure of a key will access the functions shown in
major writing like
‘Zero’ and ‘Stats’ (Statistics). Functions shown in minor grey writing like ‘
’ and
‘Send’ are accessed by keeping the key depressed for approximately 0.5 seconds.
-
‘
OK
’ confirms settings and selects menu points.
-
‘
’ quits an action or a menu.
-
‘
’ or ‘
’ modify settings and navigate within initial functions.
-
‘
Clear
’ deletes the last reading, the statistics, an application ‘Appl’, a series of measurements
‘Batch’ or limit and offset values.
-
‘
’ opens the table of initial functions
-
‘
’ activates and deactivates display and keypad illumination
-
‘
’ locks the keypad with a password
-
‘ ’ activates and deactivates the Bluetooth Interface (only MiniTest 4500).
3.1.3 Interfaces
The model MiniTest 4500 is equipped with a USB and Bluetooth interface. MiniTest 2500 is only
equipped with a USB interface.
3.1.4 Power supply
3.1.4.1 Batteries and rechargeable batteries
Coating thickness gauges MiniTest 2500 and 4500 are powered by three alkaline-manganese-
batteries 1.5V, type AA / LR6 (included in standard supply); alternatively, the gauge can be operated
on rechargeable NiMH batteries type AA / HR6. Please use only the battery types recommended
by ElektroPhysik (see section 13.1 Accessories).
When working with rechargeable batteries, the settings of the gauge must be adapted to
rechargeable batteries (section 13.1.1). An external charger is required to recharge the batteries
(Accessories).
For more detailed information on the use of batteries and rechargeable batteries, refer to section
13.1.1.
Note:
-
Remove batteries or rechargeable batteries from the instrument if not in use for extended
periods.
-
The battery symbol
indicates 5 different battery states. l.
-
When reaching the lowest battery state, the battery level symbol will start to flash. In this
state, voltage is insufficient for powering the display backlight and keypad illumination. The
symbol is no longer displayed.