Honeywell RM7838B1013 User Manual

RM7838B,C 7800 SERIES RELAY MODULE
32-00199—01 6
Fig. 3. Internal block diagram of RM7838C1020/RM7838C2020 (see Fig. 6 for detailed wiring instructions).
L1
HOT
N
1
4
2
19
CONFIGURATION
JUMPERS
PLUG-IN PURGE
TIMER CARD
F
G
22
PLU G -IN
U
FLAM E
A
A M P L IF IE R
PLUG-IN
FLAME
AMPLIFIER
MICROCOMPUTER
RUN/TEST
SWITCH
RESET
PUSHBUTTON
FLAM E SIGNAL
TEST
JACK
RELAY
DRIVE
CIRCUIT
1K
2K
3K
4K
5K
6K
7K
8K
9K
CONTROL
POWER
POWER SUPPLY
18
20
RELAY
STATUS
FEEDBACK
AND LINE
VOLTAGE
INPUTS
10
8
9
5
3
OPTIONAL KEYBOARD
DISPLAY MODULE
RS485
16
1K
2K2 5K1
4K1
2K1
PV1
MV
3K1
6K1
21
LFS
HFS
PII
3K2
SAFETY RELAY
CIRCUIT
7
COMBUSTION
BLOWER
AL
IGN
AL
DDL
13
15
14
12
HIGH FIRE
COMMON
LOW FIRE
MODULATE
REMOTE
RESET
8K1
8K2
9K2
9K1
INDICATES FEEDBACK SENSING
OF RELAY CONTACT STATUS
AND LINE VOLTAGE INPUTS
RELAY CONTACT OPEN
INTERNAL WIRING
FIELD WIRING
RELAY COIL
RELAY CONTACT CLOSED
DDL
COMMUNICATIONS
1
2
3
5
USER TERMINALS
1
120 VAC, 50/60 Hz POWER SUPPLY.
M13959
STATUS
LEDS
SHUTTER
FG
...
22
COMBUSTION
BLOWER AFS
START
6
RECIRCULATING
BLOWER AFS
RECIRCULATING
BLOWER
L2
STOP
BURNER
CONTROL

Honeywell RM7838B1013 Specifications

General

Brand	Honeywell
Model	RM7838B1013
Category	Control Unit
Language	English