Voltage / current calibrator C.A 1631
4.7
AUTO SHUT OFF
The default auto shut off time is 30 minutes.
To select the auto shut off time:
1.
Switch the calibrator on while continuing to press the mA–mA% selection key
(7).
2.
Release the mA–mA% selection key (7), press the fast incrementation key (9)
or fast decrementation key (10) to select one of the three possibilities: off
(deactivated), 15 min. ~60 min.
3.
Then press the mA–mA% (7) selection key to exit from this mode.
* When the batteries are replaced, the auto shut off time returns to its default value
(30 minutes).
* If, after replacement of the batteries, the device can no longer be switched on,
remove the batteries and wait 3 minutes, then put the batteries back in place and
try again.
4.8
DISPLAY OF ALL SYMBOLS
To display all symbols on the LCD screen :
1.
Hold down the V mV selection key (6), then switch the device on.
2.
All symbols are displayed on the LCD screen.
3.
Press any key to exit from this mode and continue.
26
English