Honeywell THR872CUK 사용자 설명서
Installation and Setup
30
homexpert
tm
by Honeywell THR872CUK Wireless Programmable Thermostat
31
Installer setup functions — System settings
Function
Description
Setting Options
1: Ot
Minimum boiler on time
1 minute **
Options: 1 to 5 minutes
See page 31 for important information
Options: 1 to 5 minutes
See page 31 for important information
2: Cr
Cycles per hour (CPH)
6 cycles per hour **
Options: 3, 6, 9 or 12
See page 31 for important information
Options: 3, 6, 9 or 12
See page 31 for important information
4: HC
Heating/Cooling options
0: No central cooling system installed **
1: Allows switching between heating and cooling systems
Thermostat cannot control cooling unless you select 1
1: Allows switching between heating and cooling systems
Thermostat cannot control cooling unless you select 1
5: PE
Pump exercise
0: Off **
1: On (turns on pump periodically to keep equipment
functioning properly)
1: On (turns on pump periodically to keep equipment
functioning properly)
7: LC
Behaviour when relay box cannot
communicate with thermostat
communicate with thermostat
0: Relay box turns off **
1: Relay box operates 20% on / 80% off
1: Relay box operates 20% on / 80% off
** Factory default setting
Enter Installer Setup (see page 27), then press
> for access to system settings
See page 27 to change these settings.
Always press OK after changing any setting.
Customised settings for your system
Your heating system
Changes required
Setting Options
Standard gas boiler
(<30kW)
(<30kW)
None
No change
Zone Valve
None
No change
Oil boiler
System setting 1: Ot
System setting 2: Cr
System setting 2: Cr
Set to 4 minutes
Set to 3 CPH
Set to 3 CPH
Thermal actuator
System setting 2: Cr
Set to 12 CPH
Electric heating
System setting 2: Cr
Set to 12 CPH
Your cooling system
Changes required
Setting Options
Heat pump/air conditioner
System setting 1: Ot
System setting 2: Cr
System setting 4: HC
System setting 2: Cr
System setting 4: HC
Set to 4 minutes
Set to 3 CPH
Set to 1
Set to 3 CPH
Set to 1
Fan coil
System setting 4: HC
Set to 1
NOTE: After changing the above settings to accommodate a cooling system, you can switch the thermostat to
control either heating or cooling (see page 10).
control either heating or cooling (see page 10).