MPI-520 – USER MANUAL
to establish connection the message Wireless connection lost will appear. Once the connection is
established, follow the programme manual for data filing.
Note:
Standard pin for OR-1 is the „123”. Settings in the meter according to section 2.2.
6 Power supply
6.1 Monitoring of the power supply voltage
The level of the charge of the batteries or accumulators is currently indicated by the symbol in the
right upper corner of the display:
Bartery fully discharged.
Bartery fully discharged,
measuring blocked.
Note:
The displayed BAT symbol means insufficient power supply voltage and the need to charge the
accumulators,
Measurements realised with an insufficient meter power supply voltage are distorted with additional
errors which are impossible to ascertain by the user and thus they cannot constitute a basis for a
conclusion of correctness of the tested earthing system.