Danfoss FH-WT, FH-WP, FH-WS Data sheet

Data Sheet

ErP

1

Hard-Wired Floor Heating Controls

FH-WT/-WP/-WS Room Thermostats, 24 VAC

Application

Ordering

LEDs behind the front cover indicates heat demand.

• FH-WT is a standard room thermostat.

• FH-WS is a thermostat with manual night set­back and optional connection for a oor sensor.
If a oor sensor is connected minimum or
maximum regulation is selected with a switch,
depending on the type of oor i.e. wooden

FH-W T, FH-WS FH-WP

The electronic room thermostats FH-WT/-WP/-WS
are used for single room temperature control,
mainly in hydronic oor heating systems.

All thermostats are provided with easy max. and
min. limitation of the setting range, as well as
thermal feedback to improve accuracy.

Product Typ e Model Temp. range Code no.

Room thermostat FH-WT Standard 6 - 30° C 088H0022

Room thermostat FH-WP Public 6 - 30° C 088H0023

Room thermostat FH-WS Featured 6 - 30° C 088H0024

oor (max) or tiles (min).

• FH-WP is a tamper proof model of the FH-WS
for use in public environments i.e. schools.

Accessories

Technical specications

VDSUA202

Product Typ e Code no.

Floor sensor (NTC, 30 kΩ, 20° C, cable 3 m) FH-WF 088H0025

Power supply 24 VAC, 50/60 Hz

Hysteresis 0.5 K

Temperature range 6 - 30° C

Frost protection temperature Min. 4° C

Ambient temperature 0 - 50° C

Transport temperature -20 - 60° C

IP class 20

ErP class

Weight 100 g

(1%)

© Danfoss | FHH | 2015.09 | 1

Connection Diagram

FH-WC

FH-

TWA

~

WF

Max./min.
limitation

LED

TA TA TA

LL L
NN N

NN N
LL L

TA TA TA

Optional

~ 24V

L
N

System Layout

FH-WT / FH-WP / FH-WS

L

230 V ~

N

230 V

Connection of FH-WT/-WP/-WS to FH-WC 24 V connection box (see appropriate data sheet for further
information).

FHF

TWA

FH-Wx

FH-Wx

FH-Wx

L

N

Dimensions

FH-W T & FH-WS FH-WP

Danfoss A/S

Floor Heating Hydronics • Ulvehavevej 61 • DK-7100 Vejle • Denmark • Phone: [phone] • Fax: [phone]
[e-mail] • www.oorheating.danfoss.com

Danfoss ca n accept no respons ibility for pos sible errors in ca talogues, bro chures and other pr inted material. Da nfoss reserves t he right to alter its p roducts with out notice. This als o applies to produ cts
already o n order provided t hat such alteratio ns can be made with out subsequenti al changes being n ecessary in spe cications alr eady agreed.
All trade marks in this mate rial are proper ty of the respec tive companies . Danfoss and the Dan foss logotyp e are trademark s of Danfoss A/S. Al l rights reserv ed.

2 | © Danfoss | Danfoss | FHH | 2015.09

VDSUA202