8 Maintenance and Calibration
8.1 Cleaning the instrument
Clean the housing with a moist cloth. Do not use aggressive cleaning agents or solvents.
8.2 Replacing the power supply
Power supply can be detached and replaced in case of damage or fault. New power
supply can be ordered from a dealer.
8.3 Replacing the rechargeable battery
MIRAN DL-P1 has a LiPo-type rechargeable battery. The battery capacity might be
reduced after few years of use so that it cannot withstand long periods of operation.
Battery should be replaced by an authorized dealer.
8.4 Replacing the hose
Hose is connected to the differential pressure sensor through the gland. In case the hose
is damaged it should be replaced by an authorized dealer.
8.5 Calibration
MIRAN DL-P1 differential pressure sensor does not require calibration. However, the
sensor might get blocked by dust or particles in case it is used in very challenging
circumstances. The differential pressure sensor reading can be checked at authorized
dealer.
8.6 Troubleshooting
MIRAN DL-P1 differential pressure datalogger can detect certain malfunctions in the
hardware and report them on display. In case of malfunction switch off the instrument
and detach power supply, and then try to switch on the instrument. If the malfunction
persists contact your dealer. Service should be performed only by an authorized dealer.
11/2017 Pietiko Oy p. 02 251 4402
info@pietiko.fi
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