Danfoss CF-RD Room Thermostat Installation guide

Danfoss
Brand
Danfoss
Model
CF-RD Room Thermostat
Category
Thermostats
Type
Installation guide
088U0214
GB Instruction CF-RD Room Thermostat with Display
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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Instruction CF-RD Room Thermostat with Display
3
© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
Index
1. Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2. Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3. Temperature Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4. Transmission Test. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5. Mounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6. Uninstallation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
7. Change-over function for 3- and 4-pipe
heating/cooling systems . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
8. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
9. Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figures and illustrations . . . . . . . . . . . . . . . . . . . . . . . . . A1-A2
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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1. Functional Overview
Front (fig. 1)
Up/down selector
Push button
Red LED (behind the cover)
LED modes
Permanent light . . . . . . ON
No light . . . . . . . . . . . . . . OFF
Slow flashing . . . . . . . . . Flashes
Fast flashing. . . . . . . . . . Flickers
Back (fig. 2)
Back plate
Back plate lock/unlock (turn 90°)
Screw hole for wall mounting
Battery placement
Screw and wall plug
Note: To activate batteries please remove enclosed strips
from batteries.
Instruction CF-RD Room Thermostat with Display
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© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
2. Installation
Note: Assignment of room thermostats to Master Con-
troller should be within a distance of 1.5 m.
Activate Install mode on Master Controller (fig. 1)
• Use the menu selection button to select the Install
mode. Install LED flashes.
• Activate Install mode by pressing OK. Install LED
goes ON.
Activate Install mode on room thermostat
• Press the push button . LED and flicker during
communication.
Select output on Master Controller
• All available output LEDs on Master Controller light
up, and the first one flashes.
• Press output selection button to select desired
output (flashes). Accept with OK .
• All output LEDs go OFF. Selected output stays ON
shortly.
Room thermostat installation status
• Satisfactory: LED goes OFF.
• Not satisfactory: LED flashes 5 times.
Note: A room thermostat can be assigned to several out-
puts if needed by repeating the installation process.
Instruction CF-RD Room Thermostat with Display
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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3. Temperature Settings
Digital Display (fig. 1)
SET Set value adjustment
MIN Minimum temperature limitation
MAX Maximum temperature limitation
Transmission link icon
Low battery indicator
Alarm icon
Settings only available from CF-RC Remote controller:
Lock icon
Timer icon
Cooling icon *
AUTO Automatic change-over icon *
Heating icon *
* Icon only visible if the thermostat is defined as Master
Thermostat for sequential control of heating and cooling
(see chapter 7).
Setting of temperatures (fig. 1)
• The actual room temperature is shown in the display
as default.
• Press the up/down selector to set the desired room
temperature value, SET is shown in the display.
• When releasing the up/down selector the display
returns to actual room temperature.
Instruction CF-RD Room Thermostat with Display
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© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
Room temperature limitation
• Press and hold the push button until SET MAX is
shown in the display.
• Press the up/down selector to set the maximum
room temperature limitation.
• Press the push button shortly, SET MIN is shown in
the display.
4. Transmission Test
Initiate transmission test on room thermostat (fig. 1)
• Press the push button .
• LED goes ON.
Link test is satisfactory
• LED goes OFF.
Link test is unsatisfactory
• LED flashes 5 times.
No Link connection to room thermostat
• Try to relocate room thermostat in the room.
• Or install Repeater Unit (CF-RU) and locate between
Master Controller and room thermostat.
Note: When connected to a room thermostat, the Master
Controller output LED(s) flash(es) during Link test.
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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Instruction CF-RD Room Thermostat with Display
5. Mounting
Placing the room thermostat (fig. 3)
Wherever possible, the room thermostat should be
installed at a place where the effect of sunlight,
draught, other heaters (eg. TV’s), etc. is avoided.
Mounting with screws (fig. 2)
Back plate.
Screw hole for wall mounting.
Screw and wall plug.
6. Uninstallation
Activate Uninstall mode on Master Controller (fig. 1)
• Use the Menu selection button to choose the Unin-
stall menu. Uninstall LED flashes.
• Activate Uninstall mode by pressing OK . Uninstall
LED goes ON.
Deselect output on Master Controller
• Select output to be removed by output selection
button .
• Remove flashing output with OK .
9
© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
7. Change-over function for 3- and 4-pipe
heating/cooling systems
One of the standard CF-RD thermostats can be defined
as a master thermostat for sequential control of heating
and cooling stages, according to the room temperature.
This function is only available via CF-RC Remote Controller
(see instruction for CF-RC).
8. Specifications
Temperature setting range 5-35°C
Transmission frequency 868.42 MHz
Transmission range in normal
buildings (up to)
30 m
Transmission power < 1 mW
Battery Alkaline 2xAA, 1.5 V
Battery lifetime (up to) 2-3 years
Ambient temperature 0-50°C
IP class 21
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Instruction CF-RD Room Thermostat with Display
9. Troubleshooting
Error Indication Possible Cause
The LED, and
flashes every 5th minute
Low battery
The LED, and
flashes every 30 sec.
Critical low battery
The LED, , and
flashes
Critical low battery
- transmission has stopped
The LED, and flashes
5 times
Installation/Link Test is
unsatisfactory
E03 and
Actuator error on output
(CF-MC)
E05 and
Room temperature below
5°C
11
© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
12
Instruction CF-RD Room Thermostat with Display
Fig. 1
A1
13
© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
Fig. 2
Fig. 3
1,5 m.
A2
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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Instruction CF-RD Room Thermostat with Display
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© Danfoss 03/2011 VIUHQ602 Danfoss Heating Solutions
Instruction CF-RD Room Thermostat with Display
Danfoss Heating Solutions VIUHQ602 © Danfoss 03/2011
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Danfoss CF-RD Room Thermostat Installation guide

Danfoss
Brand
Danfoss
Model
CF-RD Room Thermostat
Category
Thermostats
Type
Installation guide
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