Sonel MRU-30, User Manual

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MRU-30
– USER MANUAL
23
After the measurement
completes view the
resistance value and the
leakage current value on
the screen.
The result is displayed for 20 seconds. Press ENTER to display again.
Note:
Measurements are usually good in the presence of interference current < 3 A and
whose frequency complies with the value set in the MENU.

Current clamps must be purchased separately.

The current clamps must be calibrated before they are used for the first time. It is
recommended to periodically re-calibrate current clamps. The clamp calibration option is
described in section 4.7.
Additional information displayed by the meter
R
E
>99.9
Ω
Measurement range exceeded.
Flashing clamp symbols
Transmitting clamp disconnected.
Flashing clamp symbol
Receiving clamp disconnected, or the measured current
value is too low.
lI
L
xxA , I>3A ,
Interfering current is > 3 A. The measurement cannot pro-
ceed.