EZ Mount Load Cell Mounting Kit
10
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If after all these checks the problem still cannot be isolated, reconnect all but one
load cell. Replace load cell with a load cell simulator. Alternate so that each load
cell is individually disconnected and replaced with a simulator. If there is a
problem with a particular load cell, the symptom should disappear when that load
cell is disconnected and replaced with simulator.
Symptom
Possible Cause
No return to zero
Mechanical binding or debris in seals or under load cells
May have lost system calibration
Non-linearity
Thermal expansion or deflection under load causing binding or side load
Non-repeatability
Loose load cell mount
Drifting caused by moisture
Load cell overload or shack damage
Mechanical binding
Lost calibration
Out of level or plumb
Moisture problem
Mechanical binding
Drifting readout
Moisture in junction box, cables or load cells
Mechanical binding
Table 5-1. Troubleshooting
