HTW-IZ19 Touch Screen Thermostat User Manual
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HTW-IZ19-1 HTW-IZ19-2 HTW-IZ19-3
Application
HTW-IZ19 fan coil units thermostat is used for control room temperature in central air
conditioning fan coil units system. By comparing room temperature with setting temperature to
open and close fan coil units and motorized valve in the end of air conditioning system, to
achieve purpose of adjusting room temperature, comfort and saving energy. HTW-IZ19-1 uses
micro-programmed control unit, large LCD display, LCD display mode: working mode (cooling,
heating, ventilation), fan speed (high, middle, low, auto),room temperature, setting
temperature,time,7 days 4 period programming, timing turn on/off etc.
Technical Data
Power Supply AC24V
Installation Flush Installation
Valve output 0-10V
Fan power supply 24V/110V/240V 50/60HZ
Rated current 3A
Sensor NTC
Set Point Range 5S35
℃
Accuracy ±0.5°C
AmAient 0S50
℃
Protection Class IP30
Size 86*86*14
Housing PC+ABS plastic
AmAient temperature 0°CS50°C
Storage temperature -10°C-60°C
Operation Key
NO.
symbols
represent
A
Increase key:adjust temperature and value
B
Setting key
C
Decrease key:adjust temperature and value
D
Fan speed key;
+
is confirm key
E
Turn ON/OFF
Displays & Buttons
Operation Instruction
Operation
Description
Picture
Turn ON/Turn
OFF
Press“
”key one time to turn on,press it
again to turn off and close fan coil units and
motorized valve.
Display main screen
Setting
Temperature
In turn on state,press “
”to decrease
temperature and press“
”to increase
temperature,press every time,temperature
change 0.5
.
℃
Fan Speed
Choice
In turn on state,press“
” to choose fan
speed (High
),(Middle),(Low
),
(
).
(High
),(Middle
),(
Low ),(
)
Time Setting
In turn on state,long press“
”for
3-5seconds to enter into setting screen,
choose “
” icon,press “
” confirm to
time
setting:minute
“mm”flashing,press
“
”or“
”to adjust value, press “
”
confirm to next setting;hour “hh”flashing,
press“
”or“
”to adjust value;press
“
”confirm to next setting; week
“
”flashing,press“
”or“
”to adjust
