Honeywell 7800 Series Manual page 6

7800 SERIES RM7830A, RM7850A RELAY MODULE
Device Initiate Standby
RM7830A1003 2 sec
RM7830A1011 2 sec
RM7830A1029 2 sec
RM7850A1001 2 sec
RM7850A1019 2 sec
RM7850A1027 2 sec
* STANDBY and RUN can be an infinite time period.
** Waiting Time will be determined by which ST7800A purge card is selected.
*** Second Safety Time is Main Trial Time plus Flame Failure Response Time.
SCROLL
Fig. 1. Mounting dimensions of the Relay Module and Q7800A Subbase, in millimeters.
BURNER CONTROL
SCROLL
104
15
49
23
4
12
Fig. 2. Mounting dimensions of Keyboard
Display Module, in millimeters.
65-0222
Table 3. Sequence Timing for Normal Operation.
Purge or
Waiting Preignition
* ** 3 sec
* ** 3 sec
* ** 3 sec
* ** 3 sec
* ** 3 sec
* ** 3 sec
BURNER CONTROL
MODE
SAVE
127
1 REMOVE ONLY FOR TERMINAL TEST ACCESS.
69
MODE
SAVE
23
123
4
32 26
8
11
62 13
52
8
99 11
M3916
First Safety Pilot
Time Stab.
3 or 5 sec 5 sec
3 or 5 sec 5 sec
3 or 5 sec 5 sec
3 or 5 sec 5 sec
3 or 5 sec 5 sec
3 or 5 sec 5 sec
127
Accessories:
Optional:
ControlBus 5-Wire Electrical Connector—part no.
203541.
Dust Cover—part no. 221729.
Flame Simulators:
— part no. 203659 UV Flame Simulator.
— part no. 123514A Rectification Simulator.
Keyboard Display Module:
— part no. S7800A1001 English language display
— part no. S7800A1035 French language display
— part no. S7800A1043 German language display
— part no. S7800A1050 Italian language display
— part no. S7800A1068 Spanish language display
— part no. S7800A1126 Portugese language display.
DATA CONTROLBUS MODULE™ — part no.
S7810A1009.
Remote Reset Module—part no. S7820A1007.
Remote Display Mounting Bracket—part no. 203765.
1.5 meter Extension Cable Assembly—part no.
221818A.
NEMA 4 Cover Assembly for S7800A
Keyboard Display Module—part no. 204718A.
6
Main Trial Main
Time*** Stab. Run
3 or 5 sec 5 sec *
3 or 5 sec 5 sec *
3 or 5 sec 5 sec *
3 or 5 sec 5 sec *
3 or 5 sec 5 sec *
3 or 5 sec 5 sec *
1
133
M3915
Post
Purge
2 sec
30 sec
15 sec
2 sec
30 sec
15 sec