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CHAPTER 13
CHAPTER 13 - EXTERNAL MODULATING CONTROL
HEATING SETTING
FACTORY
DEFAULT
MINIMUM
SETTING
MAXIMUM
SETTING
EZ SETUP RESET INSTALLER RESET
EXALT Solo EXALT Combi
DHW Operation Enabled Enabled
✓
Demand Type Thermostat N/A Thermostat
DHW Boiler Setpoint 168°F [75°C] 168°F [75°C] 96°F [35°C] 188°F [87°C]
✓ ✓
DHW Setpoint 140°F [60°C] 140°F [60°C] 68°F [20°C] 168°F [75°C]
✓ ✓
DHW Warmstart Setpoint N/A 125°F [52°C] 86°F [30°C] 140°F [60°C]
✓ ✓
DHW Warmstart Hysteresis N/A 30°F [17K] 9K 36K
✓ ✓
DHW On Dierential 6°F [3K] 18°F [10K] 4°F [2°C] 18°F [10°C] 6°F [3K]
DHW Storage Adder 27°F [15°K] N/A 10°F [5°C] 54°F [30°C] 27°F [15°K]
DHW Post Pump Time 2 Minutes 2 Minutes Off 30 Minutes
✓
DHW Priority Timeout O O Off 120 Minutes
✓ ✓
DHW Priority Enabled Enabled
✓
DHW Call Blocking 1 Minute 1 Minute 0 Minute 30 Minutes
✓
DHW to CH Call Blocking 1 Minute 1 Minute 0 Minute 30 Minutes
✓
Antilegionella Function Disabled
Enabled
Enabled
✓
BOILER SETTING
FACTORY
DEFAULT
MINIMUM
SETTING
MAXIMUM
SETTING
EZ SETUP RESET INSTALLER RESET
EXALT Solo EX-
ALT Combi
Lockout Temp. 210°F [99°C]
✓
Modbus Address 0=BCST 0=BCST 247
✓
Flex. Relay 1(CH) CH1
✓
Flex. Relay 2(DHW) DHW
Flex. Relay 3(P3) CH1/CH2/DHW
Flex. Relay 4(ERR) ERROR
Flex. Relay 5(Flame) FLAME
Flex. Relay 6(P4) CH2
Error Relay
On Lockout, Blocking
and Warning
Pump PWM Minimum 30% 1% 100%
Ignition Level Varies by model
Mix Zone High Limit 114°F [45°C] 68°F [20°C] 176°F [80°C]
Appliance Setting Varies by model
Altitude Setting 0 ft 0 ft 20,000 ft
CTRLMax Factory Settings (cont’d)