Yokogawa EJX930A - Manual (Page 63)

<9. Maintenance>
9-11
IM 01C25R01-01E
Integral
indicator
HART communicator
display
Cause
4-20mA Output
operation during error
Countermeasure Status
group
AL. 41 F.HI F high alarm Input flow exceeds specified
threshold.
Continues to operate and
output.
Check input.
5
AL. 42 F.LO F low alarm
AL. 35 P.HI P high alarm
Input pressure exceeds
specified threshold.
AL. 36 P.LO P low alarm
AL. 37 SP.HI SP high alarm
Input static pressure
exceeds specified
threshold.
AL. 38 SP.LO SP low alarm
AL. 43 ET.HI ET high alarm
Input external temperature
exceeds specified
threshold.
AL. 44 ET.LO ET low alarm
AL. 50
P. LRV
Illegal P LRV Specified value is outside of
setting range.
Holds at the output value that
existed immediately before the
error occurred.
Check settings and
change them as
needed.
6
AL. 51
P. URV
Illegal P URV
AL. 52
P. SPN
Illegal P SPAN
AL. 53
P. ADJ
P SPAN trim err Continues to operate and
output.
Adjust settings and
change them as
needed.
P ZERO trim err
AL. 54
SP. RNG
Illegal SP LRV Holds at the output value that
existed immediately before the
error occurred.
Check settings and
change them as
needed.
Illegal SP URV
Illegal SP SPAN
AL. 55
SP. ADJ
SP SPAN trim err Continues to operate and
output.
Adjust settings and
change them as
needed.
7
SP ZERO trim err
AL. 56
ET. RNG
Illegal ET LRV Holds at the output value that
existed immediately before the
error occurred.
Check settings and
change them as
needed. 8
Illegal ET URV
Illegal ET SPAN
AL. 57
ET. ADJ
ET SPAN trim err Continues to operate and
output.
Adjust settings and
change them as
needed.
7
ET ZERO trim err
AL. 58
FL. ADJ
F set outside Range Specified value is outside of
setting range.
Holds at the output value that
existed immediately before the
error occurred.
Check settings and
change them as
needed.
8
AL. 59
PLS.ADJ
PLS set err Specified value is outside of
setting pulse output.
Normal calculation.
7
AL. 79
OV. DISP
(None) Displayed value exceeds
limit.
Continues to operate and
output.
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