Specification Sheet
Table Of Contents
7800 SERIESS7800A2142 4๎Line LCD Keyboard Display Module
32๎00110๎07 58
Reg-
ister
40003
7800
SERIES
Sequence
State
String
Code
Uses
mm:ss
Burn-
er
Con-
trol
State
Bits
Line
1
Line
2
29
MAIN IG
HOLD:
MANU-
AL-OPEN
SWITCH
67 72 4010h
30 RUN 95 0 0020h
31
RUN PV
HOLD:
LOW FIRE
SWITCH
96 58 4020h
32
PVHOLD
IGN
77 46 3 4008h
33
PV HOLD:
PV HOLD
SWITCH
77 45 4008h
34
RUN/LOW-
FIRE: TEST
RUN/TEST
SWITCH
97 98 4020h
35 POSTPURGE 83 0 3 0040h
36
STATE UN-
KNOWN
31 0 6000h
37
RESET/
ALARM
TEST
111 0 6000h
38
SAFETY
START
102 105 4002h
39 SAFETY1-1 102 2 3 0008h
40 SAFETY1-2 102 3 3 0008h
41 SAFETY1-3 102 4 3 0008h
42 SAFETY1-4 102 5 3 0008h
43 SAFETY1-5 102 6 3 0008h
44 Blank 0 0 A000h
45
PRE-IGNI-
TION
84 0 3 0080h
46 SAFETY 1 102 1 3 0008h
47 PILOT STAB. 79 0 0008h
48 MAIN TRIAL 68 0 3 0010h
49 MAIN TRIAL 68 0 0010h
50
STANDBY
HOLD:
RUN/TEST
SWITCH
104 98 4002h
51 STATE 51 31 0 A000h
52 STATE 52 31 0 A000h
53
SAFETY
RUN/TEST
SWITCH
102 98 4008h
54 STATE 54 31 0 A000h
Reg-
ister
40003
7800
SERIES
Sequence
State
String
Code
Uses
mm:ss
Burn-
er
Con-
trol
State
Bits
Line
1
Line
2
55
STANDBY
HOLD:
PURGE FAN
SWITCH
104 92 4002h
56 STATE 56 31 0 A000h
57
PURGE
HOLD:
PURGE FAN
SWITCH
93 92 4004h
58
STAND-
BY HOLD
FLAME
DETECTED
104 35 4002h
59
STAND-
BY HOLD
COMB.
PRESSURE
104 26 4002h
60 VP START 210 0 3 4100h
61 VP MV2 ON 211 0 3 4100h
62 VP LOW DLY 212 0 3 4100h
63 VP LOW TST 213 0 3 4100h
64 VP MV1 ON 214 0 3 4100h
65
VP HIGH
DLY
215 0 3 4100h
66 VP HIGH TST 216 0 3 4100h
67
INITIATE
HOLD: AC
AC PHASE
ERROR
49 10 4001h
68
STANDBY
HOLD:
PRE-IGNI-
TION ILK
104 85 4002h
69
SETUP
NEEDED
217 0 A000h
70 STATE 70 31 0 A000h
71
BURNER
OFF: T6
BURNER
SWITCH
22 23 4002h
72
STANDBY
HOLD: (EA)
HOLD MSG
184 30 4002h
73
STANDBY
HOLD: (EA)
CIRCUIT
FAULT
184 25 4002h
74
STANDBY
HOLD (EA)
184
Var-
ies
4002h
75
PURGE
HOLD (EA)
185
Var-
ies
4004h
76 UNUSED 0