HOTOWELL HTW-11-U20-WF Series User manual

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 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 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

Wifi Wireless Thermostat
Reference No.: HTW-11-U20-WF Series
- 2 - Version 2019-V1.0
 Always turn off power at the main power source by unscrewing fuse or switching circuit
breaker to the off position before installing removing cleaning or servicing this thermostat.
 Read all of the information in this manual before installing this thermostat.
 Only a professional contractor should install this thermostat.
 All wiring must conform to local and national building and electrical codes and ordinances.
 This 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.
 Menu button
During power on status or program mode tap
button to switch between programmable mode or
Temporary 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 to confirm and exit.
 Power \Confirm button
 In setting mode(program setting mode menu setting mode time setting mode) tap to confirm
and exit.
 In normal boot working status tap and hold button for 3 seconds to turn off In normal
shutdown state tap button to turn on.
 When the thermostat is in power saving(screen no display) tap button to wake.
 Parameter increase
 Parameter decrease
 : Wake up button
When the thermostat is in standby mode(no display) all keypads are invalid until pressing
wake up button to activate. the thermostat switches to standby mode if no buttons tapped after 5
seconds
Keypad
O
peration

Wifi Wireless Thermostat
Reference No.: HTW-11-U20-WF Series
- 3 - Version 2019-V1.0
（ 1 ） Week
（ 2 ） Time\OFF\ Temperature
（ 3 ） Low battery indicator
（ 4 ） Time shows/ unning mode, (4) and (5) appear
simultaneously means temporary mode.
（ 5 ） Manual Mode
（ 6 ） Setting icon(Parameters, programming, time)
（ 7 ） Parameters or programming
（ 8 ） Output indicator
（ 9 ） Anti-freezing mode
（ 10 ） Programming period indicator
In standby mode, tap and hold button more than 3
seconds to enter the 1
st
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 effective range
100m
Temperature accuracy ±1℃
Operating temperature 0~50℃
Humidity range 90% non condensing
Storage temperature -10℃~60℃
Dimensions 86×86×24.4mm
D
isplay
Parameter Configuration
S
pe
cification

Wifi Wireless Thermostat
Reference No.: HTW-11-U20-WF Series
- 4 - Version 2019-V1.0
 Always turn off power at the main power source by unscrewing fuse or switching circuit
breaker to the off position before installing removing cleaning or servicing this thermostat.
 Read all of the information in this manual before installing this thermostat.
 Only a professional contractor should install this thermostat.
 All wiring must conform to local and national building and electrical codes and ordinances.
 This 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 wires beneath terminal screws on power supply module
using appropriate wiring schematic. Push power base into
86mmX86mm junction box.
3. Use two mounting screws mount the wire-connection
plate to the wall.
4. Replace transmitter on the
power base by snapping it in
place.
Installation
W
iring
Diagram