Manual
    <9.  Maintenance>
9-11
IM 01C27C01-01EN
Integral 
indicator
Factory 
NAMUR 
category
Bit
Diagnostic 
Status
Diagnostic Status Detail Cause
Release/
recovery 
conditions 
(except 
restart)
Action
AL.53
P. ADJ
C Bit 25
Installation, 
calibration 
problem
DP_TRIM_SPAN_OUTSIDE Pressure span 
adjustment 
variable outside 
of range
Recovers 
when span 
adjustment 
variable/point 
returns within 
the range.
Check 
the span 
adjustment 
variable for 
the Pressure.
AL.53
P. ADJ
DP_TRIM_ZERO_OUTSIDE Pressure zero 
adjustment 
variable outside 
of range
Recovers 
when zero 
adjustment 
variable/point 
returns within 
the range.
Check 
the zero 
adjustment 
variable for 
the Pressure.
AL. 55
SP. ADJ
C Bit 25
Installation, 
calibration 
problem
SP_TRIM_SPAN_OUTSIDE Static pressure 
span adjustment 
variable outside 
of range
Recovers 
when span 
adjustment 
variable /point 
returns within 
the range.
Check 
the static 
pressure 
span 
adjustment 
variable.
AL. 55
SP. ADJ
SP_TRIM_ZERO_OUTSIDE Static pressure 
zero adjustment 
variable outside 
of range
Recovers 
when zero 
adjustment 
variable/point 
returns within 
the range.
Check 
the static 
pressure zero 
adjustment 
variable.
AL. 79
OV. DISP
LCD_OUTSIDE_LIMIT LCD display 
outside of 
specied range
Recovers when 
display value 
returns within 
the range.
Check the 
display 
setting.
AL. 30
RANGE
O Bit 22
Environmental 
conditions out 
of device 
specication
DP_OUTSIDE_RANGE Input pressure 
setting outside 
of range
Recovers when 
setting returns 
within the 
range.
Check the 
input pressure 
setting.
AL. 31
SP. RNG
SP_OUTSIDE_RANGE Static pressure 
setting outside 
of range
Recovers when 
setting returns 
within the 
range.
Check 
the static 
pressure 
setting.
AL. 70
LOWBAT
M
Bit 20
Power is critical 
low: 
maintenance 
need short - 
term 
WL_DEEPSLP_ALM
*3
Low remaining 
battery voltage 
results in 
switching to 
deep sleep.
None 
Replace the 
batteries.
CRITICAL_LOWBAT
*4
Battery voltage 
is the lowest.
AL. 70
LOWBAT
Bit 19
Power is 
low: 
maintenance 
need mid - term
WL_LOWBAT_ALM Low remaining 
battery voltage
None 
Replace the 
batteries.
AL. 60
AI OOS
C Bit 24 O/S
AI1_OUT_OF_SERVICE AI1 block is O/S 
mode.
Returns when 
the mode target 
of AI1 block is 
other than O/S.
Set the mode 
target to 
AUTO.
AL. 61
AI OOS
AI2_OUT_OF_SERVICE AI2 block is O/S 
mode.
Returns when 
the mode target 
of AI2 block is 
other than O/S.
Set the mode 
target to 
AUTO.
AL. 62
AI OOS
AI3_OUT_OF_SERVICE AI3 block is O/S 
mode.
Returns when 
the mode target 
of AI3 block is 
other than O/S.
Set the mode 
target to 
AUTO.










