MPI-536 – USER MANUAL
Additional information displayed by the meter
The touch voltage exceeds a preset U
L
threshold value.
Lack of neutral lead that is necessary for I
Δ
n constant and pulsed with di-
rect current offset
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, ex-
change of L and N in the mains socket).
Maximum temperature of the meter is exceeded.
Network frequency is outside the range of 45...65 Hz.
PE conductor connected incorrectly.
Before measurement, voltage at test terminals exceeds 500 V.