Danfoss FH-CWP User manual

Instruction

FH-CWP Thermostat

2VI.CU.C2.02 Produced by Danfoss Floor Heating Hydronics 05.2011

Instruction FH-CWP Thermostat

1. Functional Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 3

2. Mounting ..................................... 4

3. Installation.................................... 4

4. Manual Operating Mode (factory setting) . . . . . . 5

5. ON/OFF Timer Function. . . . . . . . . . . . . . . . . . . . . . . . 6

6. Advanced Programmable Timer Function . . . . . . 7

7. Choosing room temperature control or both

room and ﬂoor temperature control. . . . . . . . . . . . 10

8. Maximum ﬂoor temperature protection . . . . . . . . 11

9. Frost protection ............................... 12

10. Error messages................................ 12

11. Technical Speciﬁcations . . . . . . . . . . . . . . . . . . . . . . . 13

12. Figures and illustrations . . . . . . . . . . . . . . . . . . . . . . . 16

Index

IMPORTANT!

Protect the thermostat from dirt, ﬂuids, concrete and do NOT in-

sert any objects into it. Do not cover the thermostat, for instance

by hanging towels directly in front of it.

Installation must be done by an authorized electrician.

Produced by Danfoss Floor Heating Hydronics 05.2011 VI.CU.C2.02

Instruction FH-CWP Thermostat

1. Functional Overview

Front - ﬁg. 1

 Push button

 Push button M

 Push button

 Up/down selectors

Back - ﬁg. 2

Screw hole for ﬂush mounting 

Terminals for cable mounting 

Symbols in the display - ﬁg. 3

Room Sensor

Floor Sensor

Actual temperature indication

Clock

Floor heating – Active

Set Room temperature

Set Floor temperature

ON/OFF Timer Function (Active or being

SET)

Indication that timer is ON or OFF

Advanced Programmable Timer Function

(Active or being SET)

Frost Protection – (Active or being SET)

Su. Actual weekday

4VI.CU.C2.02 Produced by Danfoss Floor Heating Hydronics 05.2011

Instruction FH-CWP Thermostat

2. Mounting

Placing the Room Thermostat - ﬁg. 4 

! Wherever possible, the room thermostat should be

installed where the eﬀects of sunlight, draught, and

other heaters (eg. TV’s), etc. are avoided.

3. Installation

Installing the Room Thermostat- ﬁg. 5 and ﬁg. 6

• Remove the connection cable between front and

back part.

• Connect the thermostat correctly to mains supply

according to the Wiring Diagram - ﬁg 6.

• Mount the thermostat by using the enclosed

screws to the wall box.

• Mount the front correctly.

Wiring Diagram – ﬁg 6

The product must be connected to the following

leads:

• Term L: Phase (L) AC85-250V, 50/60 Hz

• Term NO: Valve (NO)

• Term NC: Valve (NC)

• Term N: Neutral (N)

• Term 2: Empty

• Terminal S2: Floor sensor

• Terminal S1: Floor sensor

Produced by Danfoss Floor Heating Hydronics 05.2011 VI.CU.C2.02

Instruction FH-CWP Thermostat

4. Manual Operating Mode

(factory setting)

Turn the thermostat ON or OFF by pressing Fig. 1.

Selecting Manual Mode

Turn ON the thermostat by pressing Fig. 1.

• Press M for 3 seconds - Fig.1.

• Select 01 = Manual Mode via Fig. 1.

Setting the Clock Fig. 3

Su. Mo. Tu. We. Th. Fr. Sa.

• Press Fig. 1 shortly, hour will ﬂash.

• Use Fig. 1 to select the hour.

• Press Fig. 1 again, minutes will ﬂash.

• Use Fig. 1 to select the minutes.

• Press Fig. 1 shortly, actual weekday will ﬂash.

• Use Fig. 1 to select the day of the week.

Displaying the Room Temperature Fig. 3

• The actual room temperature is shown in the

display as default .

Setting and changing the desired Room

Temperature

• Press or Fig. 1 anytime to change the desired

room temperature value, is shown in the

display.

6VI.CU.C2.02 Produced by Danfoss Floor Heating Hydronics 05.2011

Instruction FH-CWP Thermostat

• When releasing the or Fig. 1 the display

returns to showing the actual room temperature

5. ON/OFF Timer Function

The ON/ OFF timer function allows you to program

the thermostat for one period with heating turned

OFF and one period with heating turned ON per day.

During the ON period the thermostat will regulate in

relation to the set temperature and TIMER ON will be

shown in the display. During the OFF period, the heat

is oﬀ, and TIMER OFF is shown in the display.

Turn ON the thermostat by pressing Fig. 1.

Selecting the Simple ON/OFF Timer Mode

• Press M Fig.1 for 3 seconds.

• Select 02 = Setting an ON/OFF timing, via Fig.

1 is shown in the display.

Setting the Clock Fig. 3

Su. Mo. Tu. We. Th. Fr. Sa.

• Press Fig. 1 shortly, hour will ﬂash.

• Use Fig. 1 to select the hour.

• Press Fig. 1 again, minutes will ﬂash.

• Use Fig. 1 to select the minutes.

• Press Fig. 1 shortly, actual weekday will ﬂash.

• Use Fig. 1 to select the day of the week.

Produced by Danfoss Floor Heating Hydronics 05.2011 VI.CU.C2.02

Instruction FH-CWP Thermostat

Setting the timing ON/OFF

• Press Fig. 1, and TIMER ON and hour

ﬂashes in the display.

• Use Fig. 1 to select the hour.

• Press Fig. 1 again, minutes will ﬂash.

• Use Fig. 1 to select the minutes.

• Press Fig. 1, and TIMER OFF and hour

ﬂashes in the display.

• Use Fig. 1 to select the hour.

• Press Fig. 1 again, minutes will ﬂash.

• Use Fig. 1 to select the minutes.

Setting and changing the desired Room Tem-

perature

• Press or Fig. 1 anytime (whenever the

thermostat is ON) to change the desired room

temperature value, will be shown in the

display.

• When releasing the or Fig. 1 the display

returns to showing the actual room temperature

6. Advanced Programmable

Timer Function

The Advanced Programmable Timer Function allows

you to set a timer controlled program for automatic

comfort temperature and energy saving lower

8VI.CU.C2.02 Produced by Danfoss Floor Heating Hydronics 05.2011

Instruction FH-CWP Thermostat

setback temperature when standard room comfort

temperature is not required.

The function consist of two programs

Program 1: 4 events in 5 days (Mo. Tu. We. Th. Fr.)

Program 2: 4 events in 2 days (Sa. Su.)

• Turn ON the thermostat by pressing Fig. 1.

• Press M Fig. 1 for 3 seconds.

• Select 03 = Setting a 5+2 days - 4 event setback

program via Fig. 1 is shown in the

display.

Setting the Clock Fig. 3

Su. Mo. Tu. We. Th. Fr. Sa.

• Press Fig. 1 shortly, hour will ﬂash.

• Use Fig. 1 to select the hour.

• Press Fig. 1 again, minutes will ﬂash.

• Use Fig. 1 to select the minutes.

• Press Fig. 1 until week ﬂashes.

• Use Fig. 1 to select the day of the week.

Program 1:

• Press Fig. 1 for 3 seconds, the number 1 and

Mo. Tu. We. Th. Fr. are displayed.

Program 1, Event 1:

• Use Fig. 1 to select the required start time.

Produced by Danfoss Floor Heating Hydronics 05.2011 VI.CU.C2.02

Instruction FH-CWP Thermostat

• Press Fig. 1 to accept this setting.

• Use Fig. 1 to select the required temperature.

• Press Fig. 1 to accept this setting.

Program 1, Event 2-4:

Repeat the Event 1 procedure for programming Event

2-4.

Program 2:

Sa. Su. are now shown in the display.

Program 2, Event 1:

• Use Fig. 1 to select the required start time.

• Press Fig. 1 to accept this setting.

• Use Fig. 1 to select the required temperature.

• Press Fig. 1 to accept this setting.

Program 2, Event 2-4:

Repeat the Event 1 procedure for programming Event

2-4.

The thermostat will continue the 4-event pro-

gramme based on the present time and day.

Temporarily Setting and Changing the Desired

Room Temperature

• Press or Fig. 1 anytime to change the

desired room temperature value, is shown

10 VI.CU.C2.02 Produced by Danfoss Floor Heating Hydronics 05.2011

Instruction FH-CWP Thermostat

in the display.

• When releasing the or Fig. 1 the display

returns to showing the actual room temperature

This temperature change is only temporary and

will be maintained only until the next programmed

setting!

7. Choosing room temperature

control or both room and ﬂoor

temperature control

Turn OFF the thermostat by pressing Fig. 1.

• Press Fig. 1 and Fig. 1 for 10 seconds. The

display will show 01.

• Press Fig. 1 to adjust desired controltype.

01=room temperature control, only with room

sensor, no ﬂoor sensor, check and setting only room

temperature.

02=both room and ﬂoor temperature control, with

room sensor and ﬂoor sensor, check and setting room

temperature and maximum ﬂoor temperature limit.

Factory setting is 01.

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