24
24
Factory fitted
supply lead to
be connected
to a 230v fused
spur for boiler
permanent supply
Note: Control PCBs are shown diagrammatically
Earths are omitted for clarity
Shunt pump
Shunt pump
Shunt pump
Shunt pump
Boiler
Parameter P37
must be set to 0
Boiler No. 4
Boiler No. 3
Boiler No. 2
On/off
OT
On/off
OT
On/off
OT
X81
X81
X81
System Pump PM1
(Max 1amp)
Switch spur 230v
Rated at 3amps
Flow Sensor
Mount on flow pipework to
register a common flow
temperature
L N E E 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14
MC4
Outside sensor on
North facing wall
100m max
iSense mounted in reference room
(or boiler control panel)
OT - Bus
DIGI
See drawing QP004E
230v fused supply
for 2 port valve
2 Port spring
return valve
Calorifier
Thermostat
Factory fitted
supply lead to
be connected
to a 230v fused
spur for boiler
permanent supply
Note: Control PCBs are shown diagrammatically
Earths are omitted for clarity
Shunt pump
Shunt pump
Shunt pump
Boiler No. 4
Boiler No. 3
Boiler No. 2
On/off
OT
On/off
OT
On/off
OT
X81
X81
X81
System Pump PM1
(Max 1amp)
Switch spur 230v
Rated at 3amps
Flow Sensor
Mount on flow pipework to
register a common flow
temperature
L N E E 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14
MC4
Outside sensor on
North facing wall
100m max
iSense mounted in reference room
(or boiler control panel)
OT - Bus
DIGI
Calorifier
Thermostat
Shunt
pump
DHW
pump
QP 008B
Quinta Pro multiple boilers heating and priority hot water using a
low loss, outside weather or room compensation with the Celcia
MC4 and iSense controller.
(Hot water produced by single boiler only - 3 Port valve)
QP 008C
Quinta Pro multiple boilers heating and priority hot water using a
low loss, outside weather or room compensation with the Celcia
MC4 and iSense controller.
(Hot water produced by single boiler only - pump option)
Boiler
Parameter P37
must be set to 0
See drawing QP004E
230v fused supply
for 2 port valve
2 Port spring
return valve
24
Factory fitted
supply lead to
be connected
to a 230v fused
spur for boiler
permanent supply
Note: Control PCBs are shown diagrammatically
Earths are omitted for clarity
Shunt pump
Shunt pump
Shunt pump
Shunt pump
Boiler
Parameter P37
must be set to 0
Boiler No. 4
Boiler No. 3
Boiler No. 2
On/off
OT
On/off
OT
On/off
OT
X81
X81
X81
System Pump PM1
(Max 1amp)
Switch spur 230v
Rated at 3amps
Flow Sensor
Mount on flow pipework to
register a common flow
temperature
L N E E 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14
MC4
Outside sensor on
North facing wall
100m max
iSense mounted in reference room
(or boiler control panel)
OT - Bus
DIGI
See drawing QP004E
230v fused supply
for 2 port valve
2 Port spring
return valve
Calorifier
Thermostat
Factory fitted
supply lead to
be connected
to a 230v fused
spur for boiler
permanent supply
Note: Control PCBs are shown diagrammatically
Earths are omitted for clarity
Shunt pump
Shunt pump
Shunt pump
Boiler No. 4
Boiler No. 3
Boiler No. 2
On/off
OT
On/off
OT
On/off
OT
X81
X81
X81
System Pump PM1
(Max 1amp)
Switch spur 230v
Rated at 3amps
Flow Sensor
Mount on flow pipework to
register a common flow
temperature
L N E E 17 18 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14
MC4
Outside sensor on
North facing wall
100m max
iSense mounted in reference room
(or boiler control panel)
OT - Bus
DIGI
Calorifier
Thermostat
Shunt
pump
DHW
pump
QP 008B
Quinta Pro multiple boilers heating and priority hot water using a
low loss, outside weather or room compensation with the Celcia
MC4 and iSense controller.
(Hot water produced by single boiler only - 3 Port valve)
QP 008C
Quinta Pro multiple boilers heating and priority hot water using a
low loss, outside weather or room compensation with the Celcia
MC4 and iSense controller.
(Hot water produced by single boiler only - pump option)
Boiler
Parameter P37
must be set to 0
See drawing QP004E
230v fused supply
for 2 port valve
2 Port spring
return valve
QP 008B
Multiple Quinta Pro boilers, heating and priority hot water using a
low loss header, outside weather or room compensation with the
Celcia MC4 and iSense controller
(Hot water produced by single boiler only - 3 Port valve)
Multiple Quinta Pro boilers, heating and priority hot water using a
low loss header, outside weather or room compensation with the
Celcia MC4 and iSense controller
(Hot water produced by single boiler only - pump option)
QP 008C