rotork YT-3700, Product Manual

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Smart Positioner
YT-3700 / 3750 Product Manual
Ver. 1.03 98
Alarm
Code
Abbreviation Status / Alarm name Description or proposed actions
32 STAK Stack Overflow
Replace the electronics board by contacting the
manufacturer or manufacturer’s representative.
33 COMM
Communication Error
Count Limit
It is active if the HART related communication errors
exceed the setting. Check the cable connections or make
sure that the environment is susceptible to noise.
34 FCLC Full Close Count Limit It is active if the valve exceeds Full Close Count Limit.
35 FOPC Full Open Count Limit It is active if the valve exceeds Full Open Count Limit.
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.
38 DI0S Digital Input Status
It is active when the digital input port has changed its
status.
39 DO0S Digital Output Status
It is active when the digital output port has changed its
status.
40 DIGF Diagnostics Failure
It indicates that the diagnosis test such as Large Step Test,
Normal Step Test, Small Step Test, Stroke Time Test and
Trace Test has failed.
145 VARA Device Variable Alert
It is active when one of the internal variables are out of
range.
144 MNTR Maintenance Required
It is active when more than one of alarms assigned to
“Maintenance Required” have happened. Remove the
cause of the alarm after checking it.
147 FAIL Failure
It is active when more than one of alarms assigned to
“Failure” have happened. Remove the cause of the alarm
after checking it.
148 OUTS Out of Specification
It
is active when more than one of alarms assigned to “Out
of Specification” have happened. Remove the cause of the
alarm after checking it.
149 FUNC Function Check
It is active when more than one of alarms assigned to
“Functional Check” have happened. Remove the cause of
the alarm after checking it.