Motech DS3640 User Manual page 32

8.2 Calibration Items and Procedures
8.2.1 VOLTAGE CALIBRATION
A. Connect DS3640 output terminal to DVM (as shown in Figure 1). Then,
select DVM at DC volatage measurement and turn on DS3640. Once
entering main page, press MENU and select 8.Calibration and key
in password "13579" to enter the following calibration main page
(Items
1 .
2 .
3
L L
L
L
.
Figure 1
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