Model DMM7510 7½ Digit Graphical Sampling Multimeter Calibration Manual
Section 3: Calibration
DMM7510-905-01 Rev. A / April 2015
3-7
Rear DC adjustment step 0: amplifier offset
Send the commands:
cal.adjust.rear.dc(0) -- Supports either 4-wire short or open terminals.
Rear DC adjustment step 1: 4-wire zero
Send the command:
cal.adjust.rear.dc(1) -- Requires 4-Wire short.
Rear DC adjustment step 2: Open circuit
Remove the four-wire short from the inputs.
Cables cannot be attached to the Model DMM7510 during this step. At the beginning of this step, the
HI and LO terminals are measured for applied voltage detection. If detected, the step will terminate,
generating a warning messages. Also, any attached cables will significantly impact accuracy or
cause the adjust step to fail.
Figure 16: Rear-panel terminals open
Send the command:
cal.adjust.rear.dc(2) -- Requires open rear terminals.