FLIR CM83, User Manual

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5 Operation
NOTE
If the in-rush current under testing may be more than 100 A AC, manually set
the range to 600 A before activating the in-rush current mode, see section 5.3
Auto/Manual range mode , page 15.
Figure 5.3 1: Current; 2: Time; 3: Measured In-rush Current; 4: Current Detec-
tion Threshold; 5: 0 A; 6: Start; 7: Stop; 8: 100 ms Sample Window (60 Hz).
5.6.3.4 DC Zero mode
The DC zero feature removes offset values and improves the accuracy for DC
current measurements. DC Zero mode is available when measuring DC or AC
+DC current in Manual select mode.
1. Ensure that there is no conductor in the clamp jaws.
2. Use the navigation buttons to select and enable DC Zero mode.
5.6.3.5 Frequency mode
In Frequency mode, the meter measures and displays the frequency. Frequency
mode is available when measuring AC current or voltage in Manual select mode.
#T559825; r. AI/33557/33557; en-US 19