221
8 CO/O
2
Control
Factory setting:
WARNING!
An incorrect setting can result in explosion.
This can result in severe injuries or death.
Note the adjustment instructions of the burner manufacturer with regard to the combus-
tion-related limit values.
Spread factor in case off correction of air actuator
Fig. 8-11 Correction with a spread factor of 10 (unchanging correction)
Spreading factor
(P701)
Amplification
Mode
Input
Neutral value
Correction range*
= 10
= 1.0
+50 - -50
0% 100%
50 %
P 702
Fig. 8-12 Correction with a spread factor of 20
Spreading factor
(P701)
Amplification
Mode
Input
Neutral value
Correction range*
20
2.0
+50 - -50
0% 100%
50 %
P 702
Spread factor 10 Corresponds to 1.0 (i.e. no weighting)
Spread factor >10 Correction influence increases as the burner output increases
Spread factor <10 Correction influence decreases as the burner output decreases
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