MIEPL YTC YT-2600 Series, Руководство по эксплуатации продукта

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30
YT-2600 series
RNG ERR

Operating angle is too small due to
improper positioner installation.

Adjust bracket so the positioner
can be mounted closer to
actuator.
C
Error of 10% or more persists more than 1
minute.

No valve movement.

High level of valve friction

Changes in setting pressure of actuator.

Perform BIAS calibration.

Check setting pressure of actuator.
D
I-value reaches at maximum or minimum
limit.

Changes in valve friction.

Changes in setting pressure of actuator.

Perform auto calibration.

Check setting pressure of actuator.
7.2 Warning code
Warning
Code
Description Action
B

Pv Span – Pv Zero range is below 500.

The angle of feedback lever is too small.

Re-install the positioner.

Ensure the feedback lever does not
touch the lever stopper at 0% and
100%.

After re-installation, perform AUTO1.
F

Full open/close elapsed time is less
than 1 second.

Actuator size is too small.

Use variable orifice.

Use larger actuator.
G

Pv is below 100.

The angle of feedback lever is too large.

Re-install the positioner.

Ensure the feedback lever does not
touch the lever stopper at 0% and
100%.

After re-installation, perform AUTO1
H

Pv is over 4000.

The angle of feedback lever is too large.

Re-install the positioner.

Ensure the feedback lever does not
touch the lever stopper at 0% and
100%.

After re-installation, perform AUTO1