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S-Quad
Exception (or Condition) Codes for S-Quad devices
Gen
Pos
type
No.
Description
1st
Optical
subfire
E
N
V
2nd
Heat subfire
I
O
R
N
M
E
N
3rd
T
Gas subfire
4th
5th
Optical/Gas
channel drift
or out of
range
6th
Heat channel
drift or out
of range
S
E
N
7th
Optical/Gas
S
channel
O
noisy (High
R
frequency)
8th
Heat channel
noisy (High
frequency)
9th
Outstation
D
firmware
E
V
I
C
10th
Outstation
E
transmission
4188-1073 issue 3_2-17_P2_S-Quad
normal
sub fault band
band
0
1
None
Small signal
sensed [Check
location,
STATE &
type]
None
Small signal
sensed [Check
location,
STATE &
type]
-
Small signal
sensed [Check
location,
STATE &
type]
OK
-
OK
-
OK
Single HF
noise event
detected
OK
Single HF
noise event
detected
OK
Isolated fault
[Note/report]
OK
Low error rate
Description & Commissioning
Exception codes
2
Subfire
[Check location,
STATE & type]
Subfire
[Check location,
STATE & type]
Subfire
[Check location,
STATE & type]
Close to
acceptable limit
-
Multiple HF
noise seen
[Check location
and report]
Multiple HF
noise seen
[Check location
and report]
Repetitive fault
[Note/report/
replace]
Medium error
rate
[Report]
fault band
3
-
-
-
Out of limits
[Clean/replace]
Out of limits
[Clean/replace]
-
-
Total failure
[Replace]
High error rate
[Replace]
15
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