Sonel MPI-536 - Page 71

MPI-536 – USER MANUAL
69
Additional information displayed by the meter
Measurement in progress.
U
B
>U
L
!
The touch voltage exceeds a preset U
L
threshold value.
The meter is ready for measurement.
U
L-N
voltage is incorrect for making a measurement.
U
L-PE
voltage is incorrect for making a measurement.
U
N-PE
voltage is incorrect for making a measurement.
Phase connected to N terminal instead of L terminal (for
example, exchange of L and N in the mains socket).
Network frequency is outside the range of 45...65 Hz.
PE conductor connected incorrectly.
Measurement error.
Before measurement, voltage at test terminals exceeds
500 V.