GE Masoneilan SVI II ESD Installation And Maintenance Manual page 142

Sequence Byte Bit
# #
1 2 AUTOTUNE_
FAILED
11
1 3 STD_
DIAGNOSTICS_
FAILED
12
1 4 EXT_
DIAGNOSTICS_-
FAILED
13
1 5 OS_ERROR
14
1 6 Undefined
15
(reserved)
1 7 Undefined
16
(reserved)
2 0 BIAS_OUT_
OF_RANGE
17
142 |
=GE Oil & Gas
Table 12 SVI II ESD Fault Matrix (Continued)
FAULT Name Criticality
of Alarm
3
3
3
2
1
2
1
Auto- Can be Non-
mati- cleared/ Mas-
cally Persists kable/
cleared across Annunci-
resets ated
Yes, If the Yes/No No/No
autotune
com-
pletes
success-
fully
Yes, If the Yes/No No/No
diagnos-
tics com-
pletes
success-
fully
Yes, If the Yes/No No/No
diagnos-
tics com-
pletes
success-
fully
No Yes/No Yes/No
Yes Yes/No No/No
NA/No No/No
No Yes/No No/Yes
TEXT For Probable Cause
DD & English
ValVue
ESD2
English
Auto- 1- When perform-
tune ing an Autotune,
Failed procedure failed
to complete due
valve hysteresis
beyond 50%.
2- Air supply is
insufficient.
3- Air supply
droops signifi-
cantly during
actuator filling.
Std Diag- 1- When running
nostics a Standard Actua-
Failed tor Signature, the
device failed to
move the valve
between 10% -
90%.
Ext Diag- 1- When running
nostics a Extended Actu-
Failed ator Signature,
device failed to
move the valve
between the con-
figured travel.
Operat- 1- The micro-con-
ing Sys- troller failed an
tem operation.
Fault
Reserved NA
(1-6)
Reserved NA
(1-7)
Bias Out 1- The servo sig-
Of Range nal to the cur-
rent-to-pressure
converter is out-
side of normal
throttling range.
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Recommended
Action
1- Using ValVue
®
ESD or HART
Host, perform an
Autotune with an
aggressiveness
level between 2
and 4. Or manual
tune the parame-
ters according to
the instruction
manual.
2- Increase air
supply above
spring final value
+ 10 psig.
3- Perform 5-10%
steps and observe
air supply gauge
on the PST con-
troller.
1 - Selected speed
is too slow.
Increase speed for
the test by incre-
ments of 1.
2 - Insufficient Air
supply.
1- Selected speed
is too slow.
Increase the
speed for the test
by increments of
1.
2 - Insufficient Air
supply.
1- Notify factory
at svisup-
port@ge.com
NOT
IMPLEMENTED
NOT
IMPLEMENTED