Sanwa CD770, Instruction Manual, Page: 38 / 56

4-5 Relative Measurement:
When the button is pressed, and will light and the
input value when the button was pressed will become 0 as the
reference. To cancel it, press the button again.
Example: Display after pressing the button at DC 30.00 V input
Remarks:
This mode cannot be used with the function. When a function
other than ( ) is used, the range is fixed during relative
measurement.
4-6 Auto Power Off
To reset the meter, press any button or remove the object to
measure from the DMM and set the function switch to OFF. Set
the function switch again according to the measurement and
connect the object to measure.
To cancel this function, turn on the power of meter while holding
the button pressed.
4-7 Battery Low Warning Indication
When the built-in batteries have been discharged and the voltage
has dropped to below Approx. 2.4 V, “ ” mark will appear in the
display. When this mark flickers or lights, replace both two
batteries with new ones.
Actual Input Value Value in Display
DC 0.00 V DC 30.00 V
DC 5.00 V DC 35.00 V
DC 25.00 V
DC -5.00 V
— 7 —
If no switch or button is operated for Approx. 30 minutes after
power on, the power will automatically be turned off and the
display will become blank.