AUTOFLAME MK8 User Manual

1
Autoflame Flame Safeguard Overview, Specifications and Wiring
Flame Safeguard (MM80001/FSG) Manual
Page | 32
1.6.1.3 EC850A:
Honey w ell
Term inal #
(EC7850A)
Abbrev iation
Autoflam e
Term inal #
Ty pe
Description
G
-
-
1
Input
FLAME SENSOR GROUND
Earth G
-
66
Input
EARTH GROUND
N
-
67
Input
LINE VOLTAGE COMMON (NEUTRAL)
3
AL
79
2
Output
ALARM (NORMALLY OPEN)
4
L1
68
Input
LINE VOLTAGE SUPPLY (L1)
5
FAN
58
Output
BURNER/BLOWER MOTOR
6
RT
53
Input
LIMITS AND BURNER CONTROL
7
LD2
54
Input
AIRFLOW SWITCH INPUT
8
PV1
59
Output
PILOT VALVE 1 (INTERRUPTED)
9
MV
60, 61
3
Output
MAIN FUEL VALVE
10
IGN
63
Output
IGNITION
F (11)
-
-
1
Input
FLAME SIGNAL
12
HI
B/B1
4
Output
FIRING RATE HIGH FIRE
13
COM
R
4
Output
FIRING RATE COMMON
14
MOD
R1
4
Output
FIRING RATE MODULATE
15
LO
W/W1
4
Output
FIRING RATE LOW FIRE
16
-
57
Output
CONTROL VOLTAGE
17
ES2
55
Input
PREIGNITION INTERLOCK INPUT
18
ES1
80
Input
LOW FIRE SWITCH INPUT
19
ES3
81
Input
HIGH FIRE SWITCH INPUT
20
LOS
53
Input
LOCKOUT INPUT
21
PV2
59
Output
PILOT VALVE 2 (INTERMITTENT)
22
SHTR
-
1
Output
SHUTTER
Notes
1: Any flame sensing device will need to be replaced with an Autoflame sensor. For more details, please see the Autoflame Flame
scanner guide.
2: Switched neutral output should be connected to neutral side of relay coil.
3: Terminal 60 = Main Fuel Valve 1, Terminal 61 = Main Fuel Valve 2. On Autoflame FSG.
4: The connections shown assume the use of an Autoflame relay box. Please consult the wiring diagram, if alternative relays are used.

AUTOFLAME MK8 Specifications

General

Brand	AUTOFLAME
Model	MK8
Category	Controller
Language	English