Amprobe ACD-330T Clamp-On-Multimeter Manuel d'utilisateur télécharger pdf (Page 18)

DATAHOLD

The data HOLD function allows operator to freeze the displayed digital value while the

analog bargraph displays present readings. Press "DW HOLD button to enter the data

HOLD mode, and the "DWannunciator is displayed.

Press the button again to exit. The present reading is now shown.

ZERO (RELATIVE)

The ZERO (relative) function subtracts a stored value from the present measurement and

displays the result.

1 ) Press the ZERO button momentarily to set the relative mode. This sets the display to

zero and stores the present reading as a reference value. The " m " annunciator will also

be displayed. Press this button again to exit the relative mode.

2) The ZERO (relative) mode can be set in both the autorange or manual range mode.

The'relative mode can't be set when an overload has occurred.

Figure 8. Data Hold Operation

Figure 9. Relative (Zero) Operation.

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Amprobe ACD-330T Clamp-On-Multimeter Manuel d'utilisateur Page 18