Yokogawa EJX210B Manual de usuario descargar pdf (Pagina 71)

100

101

<9. Maintenance>

9-9

IM 01C27C01-01EN

Connect the device configuration tool and check self-diagnostics.

Does the self-

diagnostic indicate problem

location?

Contact Yokogawa service personnel.

F0908.ai

Refer to Alarm Message Summary in

Subsection 9.5.3.

YES

Fix pressure leaks, paying particular

attention to connections for impulse

piping, pressure-detector section, etc.

YES

Adjust the zero point.

YES

Is there any pressure leak?

Is zero point

adjusted correctly?

Output travels beyond 0% or 100%.

Connect the device configuration tool and check self-diagnostics.

Contact Yokogawa service personnel.

F0909.ai

Is impulse piping

connected correctly?

Refer to Alarm Message Summary in

Subsection 9.5.3.

Provide lagging and/or cooling, or allow

adequate ventilation.

Refer to Section 9.2 "Calibration

Instruments Selection".

Refer to individual model user manuals

and connect piping as appropriate for

the measurement purpose.

Adjust the output.

Is transmitter

installed where there is

marked variation in

temperature?

Is output adjusted correctly?

Large output error.

Does the self-

diagnostic indicate problem

location?

Were appropriate

instruments used for

calibration?

YES

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Yokogawa EJX210B Manual de usuario Pagina 71

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