Smart Positioner
YT-3100
Product Manual
Ver. 1.19
66
Alarm
Code
Abbreviation
Status / Alarm name
Description or proposed actions
29
CALF
Auto Calibration
Failure
It is active when auto-calibration has failed. Retry auto-
calibration after checking if there is no problem with
installed state such pneumatic leaks, lever position and
others.
32
STAK
Stack Overflow
Replace the electronics board by contacting the
manufacturer or manufacturer’s representative.
36
LPCH
Loop Current Hi Limit
It is active if the input current exceeds 20.5 mA.
37
LPCL
Loop Current Lo Limit
It is active if the input current falls below 3.8 mA.