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    Wifi Wireless Thermostat 

                                                                                             

Reference No.:

 

HTW-11-U20-WF Series 

 

                                                         

 

- 1 -

                                                                            Version 2019-V1.0                                                                                             

 
 

RF wireless 

 

 

Transmitter 

                         

                                                                 

 

HTW-11-U20-WF  Series  can  replace  most  common  residential  thermostat  and  is  designed  to  be  used  for 
electric, gas or oil heating control system. Unlike ordinary single unit design thermostat, this unit is a new type 
of  thermostat  separating  the  thermostat  function  into  two  units  including  transmitter  and  receiver  with 
RF+WiFi communication.

 

 
 

 

Control from anywhere Via WiFi. 

 

Up to 100m active between Transmitter and Receiver via RF.   

 

Displays set-point+ room temptime simultaneously 

 

Permanent user setting and program setting retention after power failure 

 

Vacation mode and hold duration mode available for comfort and energy saving 

 

7 day/5+2 Schedule 

 

Low battery indication 

 

Anti-freezing protection 

 

Pump protection available

 

 
 

Power supply 

4 AAA batteries, USB power supply 

RF Frequency band 

868MHZ 

Set-Point range 

5

~35

 

Temperature accuracy 

±1

 

Operating temperature 

0~50

 

Humidity range 

90% non condensing 

Storage temperature 

-20~65

 

Dimensions 

124*88*21mm 

Installation 

Wall Mounted/86 Junction Box/American Junction box 

 
 

General 

Features 

Specification 

Installation 

Transmitter 

Receiver 

Summary of Contents for HTW-11-U20-WF Series

Page 1: ...between Transmitter and Receiver via RF Displays set point room temperature time simultaneously Permanent user setting and program setting retention after power failure Vacation mode and hold duration mode available for comfort and energy saving 7 day 5 2 Schedule Low battery indication Anti freezing protection Pump protection available Power supply 4 AAA batteries USB power supply RF Frequency ba...

Page 2: ...orary hold Manual mode Hold button more than 3 seconds to enter program setting tap or to adjust parameters tap to exit Time setting button During running mode tap to enter time setting tap again to set Minute press or to adjust minute Press to confirm and exit tap again to set Hour press or to adjust hour Press to confirm and exit tap again to enter Week adjustment press or to adjust week Press t...

Page 3: ...d button more than 3 seconds to enter the 1st configuration menu setting Tap to adjust parameters Tap button again to switch to next item tap button to confirm and return to standby mode If no button tapped within 10 seconds the thermostat will automatically exit configuration setting and back to standby mode Transmitter Power supply 100 240VAC 50 60Hz RF Frequency band 868MHZ Wireless signal effe...

Page 4: ...his thermostat has a removable fuse to protect the system from damage If system is not operating properly check wiring and replace fuse if necessary Use this thermostat only as described in this manual Installation Setps 1 Remove the screw from the bottom of thermostat Gently pull the control panel straight off the base Forcing or prying on the thermostat will cause damage to the unit 2 Connect wi...

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