Operation Manual

Sensor test procedures
281
850-165186 / Rev.B
Note: Should any problems arise during this procedure, check that the
communication channel and update rate has been configured
correctly.
6 Check that the PI system’s displayed temperature
corresponds with the value from the reference
thermometer.
7 Switch on the vessel’s echo sounders and o ther
hydroacoustical equipment used during normal fishing
operations.
8 Switch the PI54 interference filter on and off, and observe
the numeric display. If the interference symbol is not
shown when the filter is off, leave the interference filter
switched off to increase the system’s range and
performance.
9 Use a water-proof pen, write the sensor’s number,
configured channel number and any other pertinent
information on its label.
- A dedicated form has also been provided in the front of
the PI Operator Manual to record this information.
Note: Do not write on the sensor! Such information may be
misunderstood when future service or replacement is performed.