Yokogawa EJX115A User Manual

Page 59

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<8. Diagnostic Information>

8-13

IM 01C25T04-01EN

Table 8.7

Action of each parameters in failure mode related Function blocks (Classic status)

ALARM

Display

Cause of

Alarm

AI1 Output Value (Channel = Primary Value)

Totalizer Value (Channel = Calculate Value) NAMUR

NE107

Category

FSAFE_TYPE

= 0

FSAFE_TYPE

= 1

FSAFE_TYPE

= 2

FSAFE_TYPE

= 0

FSAFE_TYPE

= 1

FSAFE_TYPE

= 2

AL.01

CAP.

ERR

Pressure

Sensor

problem

UNCERTAIN:

Substitute

Value

UNCERTAIN:

Last Usable

Value

BAD:

Sensor Failure

UNCERTAIN:

Non specific ok

limit

UNCERTAIN:

Last Usable

Value const

limit

UNCERTAIN:

Non specific ok

limit

F

Capsule

Temperature

Sensor

problem
Capsule

memory

problem

BAD:

Device Failure

AL.02

AMP.

ERR

Amplifier

Temperature

Sensor

problem

BAD:

Sensor Failure

Amplifier

memory

problem

BAD: Device

Failure

Amplifier

problem

AL.10

PRESS

Input Pressure

is outside

measurement

range limit of

capsule

UNCERTAIN:

sensor

conversion not

accuratre

UNCERTAIN:

Sensor

Conversion not

Accurate

UNCERTAIN:

Sensor

Conversion not

Accurate

UNCERTAIN:

sensor

conversion not

accurate

UNCERTAIN:

sensor

conversion not

accurate

UNCERTAIN:

sensor

conversion not

accurate

S

AL.11

ST.PRSS

Static Pressure

exceeds limit

UNCERTAIN:

Subnormal

UNCERTAIN:

Subnormal

UNCERTAIN:

Subnormal

UNCERTAIN:

sub normal

UNCERTAIN:

sub normal

UNCERTAIN:

sub normal

AL.12

CAP.

TMP

Capsule

Temerature is

out of range

AL.13

AMP.

TMP

Amplifier

Temperature is

out of range

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

AL.30

HI.HI

LO.LO

Hi_Hi or Lo_Lo

Alarm occurs

in AI1 Function

block

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

---

AL.31

HI.HI

LO.LO

Hi_Hi or Lo_Lo

Alarm occurs

in AI2 Function

block

GOOD (NC):

OK

GOOD (NC):

OK

GOOD (NC):

OK

AL.32

HI.HI

LO.LO

Hi_Hi or Lo_Lo

Alarm occurs

in AI3 Function

block

AL.33

HI.HI

LO.LO

Hi_Hi or Lo_Lo

Alarm occurs

in Totalizer

Function block

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

GOOD(NC):

Active Critical

Alarm

High limited or

Low Limited

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