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15
START-UP AND SHUT DOWN
BURNER CONTROL PROGRAMM
APS-Supervision: No APS
GPS-Supervision: Active
Valve-Supervision: Tightness control
Behaviour after flame loss: Restart
Heat demand
Flame signal
Air pressure switch
Gas pressure switch
Ignition device
Gas valve V1
Gas valve V2
Fan
Operation
Fault signal
Fan speed
1
2
4
5
6
7
St
andst
ill check
Prepurge check
Pulset
ime V1
Checkt
ime V2
Prepurge
Wait
ing f
o
r
ignit
ion speed
ignit
ion
F
lame
st
abilizat
ion
Pulset
ime V2
Checkt
ime V1
Post
purge
APS-Supervision: No APS
GPS-Supervision: Active
Valve-Supervision: Gas valve circuit check
Behaviour after flame loss: Restart
Heat demand
Flame signal
Air pressure switch
Gas pressure switch
Ignition device
Gas valve V1
Gas valve V2
Fan
Operation
Fault signal
Fan speed
1
2
3
4
5
6
8
St
andst
ill check
Prepurge check
Prepurge
Wait
ing f
o
r
ignit
ion speed
ignit
ion
F
lame
st
abilizat
ion
G
a
s valve circuit
check
On
Off
Must disappear
Must appear
Don´t care
Alternately on
Inputs
Outputs
Standby
9
Inputs
Outputs
Postpurge
Program step /
Message
Standby
0
Normal operation: Start-up and shut down
3
Burner operation
Normal operation: Start-up and shut down
0
Stop
Stop
Ignition *
Prepurge
Min. - Max.
Stop
Prepurge
Ignition *
7
9
0
Min. - Max.
Program step /
Message
Standby
Burner operation
Post
purge
Standby
Postpurge
Stop
0
Head demand
Flame signal
Air prssure switch
Gas pressure switch
Ignition device
Gas valve V1
Gas valve V2
Fan
Operation
Fault signal
Fan speed
Program step/
Stop
Prepurge
Ignition
Min. - Max.
Postpurge
Stop
S
tandstil l check
Prepurge
W
aiting for
igintion speed
Ignition
Flame st
abilizat
ion
Burner operation
Pulsetime V2
Checktime V1
Postpurge
Standby
Standby
Head demand
Flame signal
Air prssure switch
Gas pressure switch
Ignition device
Gas valve V1
Gas valve V2
Fan
Operation
Fault signal
Fan speed
Stop
Prepurge
Ignition
Min. - Max.
Postpurge
Stop
P
repurge
Ig
nition
Fla
me
st
abilization
Burner operation
Standby
Standby
G
as valve
P
ostpurge
On
Off
Must disappear
Must appear
Don’t care
Alternately on
circ
uit check
Message
Prepurge
check
P
ulsetime V1
Ch
ecktime V2
Program step/
Message
S
tandstill che
ck
Prepurge check
W
a
iting for
ig
intion speed