Maintenance; Failure Diagnosis - Microsensor MPM4811 Operation Manual

will be more stable after 30min.

6.2 Maintenance

The transmitter does not need regular maintenance generally, but to
use it better and improve its reliability, please pay attention to following
maintenance work:
a) Please check if the connection is firm and cable is broken or aged
or not.
b) Please clean the cap and diaphragm chamber (caution!) regularly
based on the liquid condition.
c) Please do not drag the wires or poke the sensor diaphragm by
hard substance.

6.3 Failure Diagnosis

MPM4811 Level Transmitter has an integrated full-sealed construction
without movable parts inside, owing long-term stability and reliability.
If some emergencies occur, such as no output, weak output, over large
output or output unstable, please turn off the excitation firstly, then
check if the installation and wire connection conform to the operation
manual or not, the excitation is correct or not and the breath tube is
unobstructed or not.
If unsuccessful, the transmitter may be destroyed, please contact with
our company.
7 Responsibility
Within one year from the delivery date, we shall repair or replace the
8