3 errors and countermeasures, Errors and countermeasures -11 – Yokogawa EJX430B User Manual

Page 76

Advertising
background image

<9. Maintenance>

9-11

IM 01C27B01-01EN

9.5.3 Errors and Countermeasures

Table 9.3

Error Message Summary (Causes and Actions)

Integral

indicator

Factory

NAMUR

category

Bit

Diagnostic

Status

Diagnostic Status Detail

Cause

Release/

recovery

conditions

(except

restart)

Action

AL. 01

CAP. ERR

*2

F

Bit 26

Faults

in sensor or

actuator

element

FC_SENSOR_FAIL

Pressure sensor

failure

Recovers only

when AUTO

RECOVER is

ON and within

the range

Replace the

capsule.

FR_SENSOR_FAIL

FC_UNOSC_FAIL

Recovers only

when AUTO

RECOVER

is ON and

oscillation does

not stop

FR_UNOSC_FAIL

CAP_T_SENSOR_FAIL

Capsule

temperature

sensor failure

None

CAP_EEPROM_FAIL

Capsule

EEPROM

memory failure

Recovers

when returns to

normal.

CAP_EEP_IRREGULAR

None

AL. 02

AMP. ERR

*2

F

Bit 27 Faults in

electronics

AMP_T_SENSOR_FAIL

*3

Amplifier

temperature

sensor failure

None

Replace the

amplifier.

AMP_EEPROM_FAIL

Amplifier

EEPROM failure

Recovers

when returns to

normal.

AMP_EEP_IRREGULAR

None

FC_DELTA_T_FAIL

Amplifier failure

None

FR_DELTA_T_FAIL
G_A_COMM_FAIL
WL_AD_FAIL

AL. 10

PRESS

O

Bit 23 Outside sensor

limits

DP_OUTSIDE_LIMIT

Pressure

outside of

specified range

Recovers when

input pressure

returns within

the range.

Check

the input

pressure.

AL. 11

ST. PRSS

SP_OUTSIDE_LIMIT

Static pressure

outside of

specified range

Recovers when

static pressure

returns within

the range.

Check

the input

pressure.

AL. 12

CAP. TMP

CAPT_OUTSIDE_LMIT

Capsule

temperature

outside of range

(-50 to 130°C)

Recovers when

temperature

returns within

the range.

Retain heat

or insulate

so that

temperature

returns within

the specified

range.

AL. 13

AMP. TMP

AMPT_OUTSIDE_LIMIT

Amplifier

temperature

outside of range

(-50 to 95°C)

Recovers when

temperature

returns within

the range.

Retain heat

or insulate

so that

temperature

returns within

the specified

range.

Advertising
This manual is related to the following products: