Specifications; Table 1-Terminal Ratings - Honeywell 7800 Series Manual

ELECTRICAL RATINGS (See Table 1):
Voltage and Frequency: 120 Vac (+10/-15%), 50 or 60 Hz
(+/- 10%)*
Keyboard Display Module: 13.0 Vdc peak full wave
rectified (+20/-15%)
Power Dissipation:
RM7838B: 10W maximum.
Display Module: 3W maximum.
Maximum Total Connected Load: 2000 VA.
Fusing: Total Connected Load: 20A maximum, type
FRN or equivalent.
ENVIRONMENTAL RATINGS:
Ambient Temperature:
Operating: -40°F to 140°F.
Storage: -40°F to 150°F.
Humidity: 85 percent RH continuous, noncondensing.
Vibration: 0.5G environment.
DIMENSIONS: Refer to Figs. 1, 2 and 3.
WEIGHT:
RM7838B: 1 pound 10 ounces, unpacked.
Keyboard Display Module: 4 ounces, unpacked.
IMPORTANT: A Flame Detection System that must be
ordered separately is required for operation. To select
your Plug-in Flame Signal Amplifier and matching
Flame Detector, see Table 2.
APPROVAL BODIES:
Underwriters Laboratories Inc. listed, File No. MP268,
Guide No. MCCZ.
Canadian Standards Association certified, LR9S329-3.
Factory Mutual approved, Report No. J.I.2X0A1.AF.
IRI acceptable.
Federal Communications Commission, Part 15, Class B—
Emissions.
Terminal No.
G Flame Sensor Ground
Earth G Earth Ground
L2(N) Line Voltage Common
3 Alarm
4 Line Voltage Supply (L1)
5 Combustion Blower
6 Stop Input
7 Lockout Interlock
8 Interrupted Pilot
9 Main Fuel Valve
10 Ignition
MOUNTING: Q7800A1005 for panel mount or Q7800B1003
REQUIRED COMPONENTS:
* Operating frequency chosen by selecting RM7838B.
TABLE 1—TERMINAL RATINGS.
Description
60 to 220 Vac, current limited.
1
120 Vac, 1A pilot duty.
120 Vac (+10/-15%), 50 or 60 Hz (+/- 10%).
120 Vac, 9.8AFL, 58.8ALR (inrush).
120 Vac, 1 mA.
120 Vac, 9A.
120 Vac, 4.5A ignition and 50VA pilot duty.
120 Vac, 2A pilot duty.
120 Vac, 4.5A Ignition.
3

Specifications

for wall or burner mount.
Plug-in Flame Signal Amplifier (see Table 2)
Mounting Subbase:
Q7800A1005 for panel mounting.
Q7800B1003 for wall mount applications.
Plug-in Purge Timer Cards:
Timing
2 seconds
7 seconds
10 seconds
30 seconds
40 seconds
60 seconds
90 seconds
2.5 minutes
4 minutes
6 minutes
9 minutes
12 minutes
15 minutes
22 minutes
30 minutes
Ratings
4
3
RM7838B
SPECIFICATIONS
Part Number
ST7800A1005
ST7800A1013
ST7800A1021
ST7800A1039
ST7800A1047
ST7800A1054
ST7800A1062
ST7800A1070
ST7800A1088
ST7800A1096
ST7800A1104
ST7800A1112
ST7800A1120
ST7800A1138
ST7800A1146
2,5
3
(Continued)
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