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Compensate for Measurement Er-
Lead
Resistance
Measurement
Method
Illustration
This is an illustration of the lead resistance measurement method:
R
r
lead
R
Pt100
2
1
Measurement tools
This table describes the main tools in the lead resistance measurement:
Number
Description
1
Multimeter.
2
Temporary jumper
Instruction
If the pump is placed at a distance from the base unit exceeding 30 meters, the resistance
in the leads must be entered as a compensation. The resistance can be
• measured
• calculated by hand
or
• calculated automatically.
Note!
For the instructions below to apply, the Pt100 sensors should be wired in
accordance with the instructions. Pt100 sensors to channels Temp main bearing and
Temp stator ph 1 share a lead in the Subcab sensor cable. The other channels should
preferably use separate leads.
Illustration
This is an illustration of the Temp stator ph 1 window (example) used in the instructions
below:
87