CTRLMax Manual

DHW
P3P4 DHW
N G L
Master Prestige Boiler
Slave Prestige Boiler
CH
Slave Prestige Boiler
CH
CH
Main Control Board
Back of Display Panel
Back of Display Panel
Heating Call From
Zone Panel
Main Control Board
Cascade
Master
Cascade
Master
Cascade
Slave
Cascade
Slave
4 5 6
1 2 3
X15
3 4 1 2
X16
123
X7
System Sensor
4 5 6
1 2 3
X15
3 4 1 2
X16
123
X7
FLAME
PUMP 4 PUMP 3
DHW PUMP CH PUMP
POWER SUPPLY
L G N L G N L G N L G N L G N L G N



CH2
Thermostat
CH1
Thermostat
System
Sensor
Outdoor
Sensor
ModbusDHW Sensor
or
aquastat
Modulation
Signal
6 5 4 3 2 1 4 3 2 1 2 1 23 1
- +
- +G
Outdoor Sensor
DHW Sensor
X5 X6 X4 X7
FLAME
PUMP 4 PUMP 3
DHW PUMP CH PUMP
POWER SUPPLY
L G N L G N L G N L G N L G N L G N



CH2
Thermostat
CH1
Thermostat
System
Sensor
Outdoor
Sensor
ModbusDHW Sensor
or
aquastat
Modulation
Signal
6 5 4 3 2 1 4 3 2 1 2 1 23 1
- +
- +G
X5 X6 X4 X7
FLAME
PUMP 4 PUMP 3
DHW PUMP CH PUMP
POWER SUPPLY
L G N L G N L G N L G N L G N L G N



CH2
Thermostat
CH1
Thermostat
System
Sensor
Outdoor
Sensor
ModbusDHW Sensor
or
aquastat
Modulation
Signal
6 5 4 3 2 1 4 3 2 1 2 1 23 1
- +
- +G
X5 X6 X4 X7
72
CHAPTER 8
Fig. 32 - Split Cascade Wiring
CHAPTER 8 - CASCADE
CTRLMax_w Instinct_UK version_222171_A01.indd 72 18/07/2019 18:38