WS D-71272, Manual, Page: 10 / 25

P. 10 / 25
Burner Control CBR
Tab.3: Status byte EB2 – signal reference (CBR
→
Master):
(In dependence of Bit 1 (EB0) „burner fault“, either the operating status (State) may be analyzed at
„0“ or the fault code may be analyzed at „1“
Byte
(decimal)
Byte
(HEX)
Display
CBR
State Text
0 Fxx 0 Fault – Fault Code
1 01 00 1 Pre-purge
2 02 d3 2 Safety chain interrupted – self resetting
3 03 01 3 Test R1 (Relay SHK is tested for 5 seconds)
4 04
1
4 Watchdog loading phase
5 05 A0 5 Flame: waiting for heat demand
6 06 A1 6 Flame: false flame signal
7 07 A1 7 Flame: idle check air delta-p switch 1
8 08
H1
8 Manual mode pause 1
9 09 A1 9 Flame : air pre-purge
10 0A
A1
10 Flame: Ignition on
11 0B A1 11 Flame: Ignition off
12 0C
A1
12 Flame: Flame supervision
13 0D A2 13 Flame: minimum time start mode
14 0E A2 14 Flame: Start mode (max 24 h)
15 0F H2 15 Manual mode pause 2
16 10
A3
16 Flame: minimum time flame mode
17 11 A3/H3 17 Flame: Flame operation / manual mode pause
18 12 H4 18 Manual mode pause 3
19 13 A4 19 Flame: Post purge
20 14 A4 20 Flame: Post combustion duration
21 15 A4 21 Flame: Minimum pause flame mode
22 16
b0
22 FLOX: waiting for heat demand
23 17 b1 23 FLOX: idle check air delta-p switch 1
24 18 b2 24 FLOX: air pre-purge
25 19 b2 25 FLOX: Start FLOX mode
26 1A b2 26 FLOX: Minimum time FLOX mode
27 1B H6 27 Manual mode: Pause 4
28 1C
b2
28 FLOX: Operation (max. 24h)
29 1D b4 29 FLOX: Post purge
30 1E b4 30 FLOX: Minimum pause FLOX mode
31 1F Pd 31 Air purge: Idle check air delta-p switch 1
32 20 P0 32 Air purge
33 21 d1 33 Excess temperature burner head
34 22
C0
34 Cooling (cooling air)
35 23 d2 35 Start and flame mode not released
36 24 H5 36 Manual mode: Pause 5
37 25 d4 37 False flame during restart attempt