53
Bentone
!
Not all phases, times, indices, abbreviations and
symbols appear in the individual sequence diagrams or
are needed there!
Phase numbers
00
Lockout phase
02
Safety phase
10
Home run
12
Standby (stationary)
22
Fan motor (M) = ON, safety valve (SV) = ON
24
Air damper (LK)
fuel valve (V) – position
30
Prepurging
36
Air damper (LK)
ignition (Z) – position
38
Preignition ignition (Z) = ON
39
Test pressure switch-min (Pmin)
40
Fuel valve (V) = ON
42
Ignition (Z) = OFF
44
Interval 1 (t44)
50
Safety time 2 (TSA2)
52
Interval 2 (t52)
60
Operation 1 (stationary)
62
Operation 2 air damper (LK)
low-fire (KL) – position
70
Afterburn time (t13)
72
Air damper (LK)
Rated load (NL) – position
74
Postpurge time (t8)
78
Postpurge time (t3)
80
Evacuation of test space
81
Atmospheric pressure test
82
Filling of test space
83
Gas pressure test
90
Gas shortage waiting time
Valve proving is performed depending on the parameter settings:
Simultaneously with the prepurge time and/or the afterburn time.
Summary of Contents for STG 146i/2
Page 34: ...34 Bentone 6 2 Wiring diagram...
Page 123: ......
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