Riello Array AR 4000 - Appendix B - Connection Diagram; Control Board Connections

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APPENDIX
APPENDIX B - CONNECTION DIAGRAM
GAS VALVE
(120VrAC)
905MN1X_3R
N
L
J2 1-6
PE
J5-1
J5-2
J9-1
J9-3
J9-2
J9-4
Open Thermostat interface
Room Thermostat ON/OFF
or
+5V
3) Heat_Exchanger_Flow sensor
0V(GND)
PROG. INPUT 1:
24V
PWM
0V(GND)
General Pump Control
T_DHW_Out/T_Store
1) T_Return
MAINS SUPPLY
(120VAC, 60Hz)
PE
Safety Limit (ECO)
24VDC
J12-3
J12-6
J12-2
J12-5
J12-4
J12-1
J6-5
J6-12
J6-6
J6-13
J6-4
J6-11
J6-2
J6-9
J6-3
J6-10
J6-1
J6-8
J6-7
J6-14
J14
DIPSWITCH
0...10V
0V(GND)
J7-7
J7-8
J7-1
J7-2
J7-6
J7-5
J7-10
J7-9
J7-10
J7-3
J7-2
J7-4
T1
J17
1) T_Flue_1 (sensor)
(Flue gas sensor/switch)
J10-1
J10-2
J10-5
J10-6
J11-2
J11-4
J11-1
J11-3
J8-1
J8-2
SWL
J1-1
J1-5
J1-4
J1-2
PROG. OUTPUT 4:
CONFIG 1:
2) CH Pump
3) DHW Pump
PROG. OUTPUT 1
2) CH Pump
PROG. OUTPUT 5:
1) General Pump
L
N
L
L
N
N
J3-4
J3-9
J3-3
J3-8
J3-1
J3-7
J3-5
J3-10
J3-2
REMOTE
DISPLAY
A
L-BUS/PC Connection
J3-6
J1-8
PROG. OUTPUT 2
6) Alarm Relay
0) Disabled
1)
Extra 5V sensor supply is optional,
not together with 0-10V
PROG. INPUT 5:
PROG. INPUT 6:
Low Water Cut Off 1
(Safe)
COMM.
Low Water Cut Off 2
(Not functional)
LWCO1
LWCO1 GND
Spark Return
Ignition
BURNER
1K
Int. ionization
PROG. OUTPUT 3:
0) Disabled
10) Air Damper
2) Gas Pressure switch (NC)
PROG INPUT 3:
2) Water Pressure switch (NC)
PROG INPUT 8:
PROG INPUT 4:
N
L
HALL
OV GND
FAN
(120VAC)
PWM interface
HALL Supply
J4-3
J4-4
J4-2
J4-6
J4-5
J4-1
L
N
L
S1
ON
OFF
A
L-BUS Power
L
N
L
CONNECTION DIAGRAM 905MN CONTROL BOARD