Yokogawa EJX115A - Manual (Page 51)

<8. Diagnostic Information>
8-5
IM 01C25T04-01EN
8.2 Status of Each Parameter in Failure Mode
Following tables summarize the value of parameters when LCD display indicates an Alarm.
Table 8.4 Action of each parameters in failure mode related Sensor Transducer block (Condensed status)
ALARM
Display
Cause of
Alarm
SENSOR Transducer block
NAMUR
NE107
Category
Pressure Value
Primary Value
Calculated Value
Static Pressure Value Capsule Temp Amplifier Temperature
Value Status Value Status Value Status Value Status
AL.01
CAP.
ERR
Pressure
Sensor
problem
Measured
Value
BAD:
Maintenance
Alarm, more
diagnosis
available
Measured
Value
BAD:
Maintenance
Alarm, more
diagnosis
available
Measured
Value
BAD:
Maintenance
Alarm, more
diagnosis
available
Measured
Value
BAD:
Maintenance
Alarm, more
diagnosis
available
F
Capsule
Temperature
Sensor
problem
Capsule
memory
problem
Hold
Value
Hold
Value
AL.02
AMP.
ERR
Amplifier
Temperature
Sensor
problem
Measured
Value
Measured
Value
Amplifier
memory
problem
Hold
Value
Hold
Value
Hold
Value
Amplifier
problem
AL.10
PRESS
Input Pressure
is outside
measurement
range limit of
capsule
Measured
Value
UNCERTAIN:
Process
related, no
maintenance
Measured
Value
UNCERTAIN:
Process
related, no
maintenance
Measured
Value
GOOD (NC):
OK
Measured
Value
GOOD (NC):
OK
S
AL.11
ST.PRSS
Static Pressure
exceeds limit
AL.12
CAP.
TMP
Capsule
Temerature is
out of range
UNCERTAIN:
Process
related, no
maintenance
AL.13
AMP.
TMP
Amplifier
Temperature is
out of range
GOOD (NC):
OK
GOOD (NC):
OK
GOOD (NC):
OK
UNCERTAIN:
Process
related, no
maintenance
AL.30
HI.HI
LO.LO
Hi_Hi or Lo_Lo
Alarm occurs
in AI1 Function
block
Measured
Value
GOOD (NC):
OK
Measured
Value
GOOD (NC):
OK
Measured
Value
GOOD (NC):
OK
Measured
Value
GOOD (NC):
OK
---
AL.31
HI.HI
LO.LO
Hi_Hi or Lo_Lo
Alarm occurs
in AI2 Function
block
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