Home > COLDBUSTER > RTH21 Programmable Thermostat Coldbuster Dual Instruction Manual
RTH21 Programmable Thermostat Coldbuster Dual Instruction Manual
SETTING THE OPERATING SCHEDULES
SETTING THE OPERATING SCHEDULES
LCD SYMBOLS
INSTALLATION
For 7 day programmable mode
For 5+2 day programmable mode（default)
Carefully separate the front half of the thermostat from
the back plate by placing a small flat head terminal driver
into the slots on the bottom face of the thermostat.
Carefully unplug the cable connector which is plugged
into the front half of the thermostat.
Place the thermostat front half somewhere safe.
Follow the Wiring Diagram to connect the floor heating
cold leads, floor temperature sensor and electrical
supply to the appropriate terminals.
power on / off
Default Settings
Default Settings
mode button / menu button
program button
MONDAY - FRIDAY
SATURDAY - SUNDAY
MONDAY - SUNDAY
SETPOINT
TIME
ZONE 1 ZONE 2
SETPOINT
TIME
ZONE 1 ZONE 2
SETPOINT
PROGRAM
PROGRAM
TIME
ZONE 1 ZONE 2
22O
22O
C
（ON）
22O
（ON）
07：00 22OC
C
22OC
（ON）
22O
07：00
C
07：00
C
09：30 16OC
16：30 22OC
22：30 16OC
09：30 16OC
16OC
（OFF）
22OC
（ON）
16OC
（OFF）
16OC
（OFF）
09：30 16OC
16：30 22OC
22：30 16OC
confirm the settings
increase
16：30 22O
22OC
（ON）
22O
C
C
（ON）
22：30 16OC
16OC
（OFF）
16OC
16OC
（OFF）
Screw the thermostat back plate onto the flush box.
Re-connect the thermostat cable and clip the two halves
back together.
（OFF）
Changing programs for Monday- Friday
Press
Use
, the day display will start flashing.
decrease
Press
Use
, the time for
(Program 1) will flash.
to select the day.
DIMENSIONS
60mm
to adjust the time for Program 1.
, the setpoint for Program 1 will flash.
to adjust the setpoint for Program 1.
auto mode
Press and hold
for about 5 seconds to
Press
Use
80mm
45mm
select all 7 days of the week, and to cancel press and
manual mode
and hold
Press
Use
for about 5 seconds again.
, the time for (Program 1) will flash.
Press
Use
, the time for
(Program 2) will flash.
flashing
temporary override
key lock symbol
the heating is turned on
the program numbers
set temperature
to adjust the time for Program 2.
, the setpoint for Program 2 will flash.
to adjust the setpoint for Program 2.
to adjust the time for Program 1.
, the setpoint for Program 1 will flash.
to adjust the setpoint for Program 1.
Press
Use
Press
Use
Repeat above steps for Program 3 and Program 4
.
Press
Use
, the time for
(Program 2) will flash.
to adjust the time for Program 2.
, the setpoint for Program 2 will flash.
to adjust the setpoint for Program 2.
Changing programs for Saturday- Sunday
When Monday-Friday programs have been set, continue
Press
Use
WIRING DIAGRAM
to press
Use
, the time for
(Program 1) will flash.
sensor not installed or error
to adjust the time for Program 1
.
7
6
5
4
3
2
1
Repeat above steps for program 3 and Program 4
.
Press
Use
, the setpoint for Program 1 will flash.
to adjust the setpoint for Program 1.
Note:
For Saturday-Sunday, if you want to clear the time
period of Program 2 and Program 3, press
Press
Use
, the time for
(Program 2) will flash.
TECHNICAL INFORMATION
8A
to adjust the time for Program 2.
during programing. Press
again to cancel.
SPECIFICATIONS
Press
Use
, the setpoint for Program 2 will flash.
to adjust the setpoint for Program 2.
Sensor 1
8A
SUPPLY VOLTAGE
SWITCHING CAPABILITY
TEMP RANGE(A)
230-240 VAC
8A max for each zone
5°C~35°C
Repeat above steps for Program 3 and Program 4
.
N
L
FLOOR SENSOR
10 Kohm.
Note:
For Saturday-Sunday, if you want to clear the time
period of Program 2 and Program 3, Press
resistance default to 25°C
IP RATING
ORIENTATION
Sensor 2
AC 230V
30
VERTICAL
Note: Heater 1 refers to heating element in zone 1
Heater 2 refers to heating element in zone 2
Sensor 1 refers to sensor installed for zone 1
Sensor 2 refers to sensor installed for zone 2
during programing. Press
again to cancel.
| General | Details |
|---|---|
| Name | RTH21 Programmable Thermostat Coldbuster Dual Instruction Manual |
| Make | COLDBUSTER |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.24 MB |
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