Brainchild PR Series User Guide

Page 66 of 113
Error Code Display Symbol Error Description Corrective Action
22 Er 22
Timing error: check-sum
error received during
multi-chip
communication
procedure
1. Correct the multi-chip
communication software
to meet the protocol
requirement.
2. Return to factory for
repair.
23 Er 23
Timing error: wrong
function code received
during multi-chip
communication
procedure
1. Correct the multi-chip
communication software
to meet the protocol
requirement.
2.Return to factory for
Repair.
26 AtEr
Fail to perform
auto-tuning function
1.The PID values
obtained after auto-
tuning procedure are out
of range.Retry auto-
tuning.
2.Don't change set point
value during auto-tuning
procedure.
3 .Don’t change Event
input state during auto-
tuning procedure.
4.Use manual tuning
instead of auto-tuning.
27 CAER
Incorrect calibration
procedure or tolerance
of analog component too
big to meet specified
accuracy
1.Pay more attention to
the calibration
procedures.
2.Return to factory for
repair.

Brainchild PR Series Specifications

General

Brand	Brainchild
Model	PR Series
Category	Control Unit
Language	English