220V Digital Room Thermostat TF228WN For Fan Coil System
>> General
The TF228WN digital thermostat is designed for 3-speed fan and valve control in a fan coil system, including:
2-pipe cool only/heat only/manual changeover
Ventilation mode
Manual or automatic 3-speed fan control
Water valve control
Besides the basic controls, TF228WN featuring CPH (Cycle Per Hour) better maintains the room temperature to the setpoint
and memorized time off function can automatically turn off the thermostat to save energy.
In addition, Honeywell Random start-up function would help to maintain power grid stability.
>> Feature
Memorized time off
Cycle Per Hour (CPH)
Random startup
LCD display with simple user interface
Room temperature or setpoint temperature display selectable
Manual or automatic fan speed selectable
Temperature units in either °C or °F
User setting can be stored with power loss
Freeze protection available
Four keypad lock options
Heating and cooling setpoint limitation
Flush mount on standard 86 wall mounting box
>> Specification
Power supply :220(+10%,-15%)VAC, 50Hz
Control PI, On/off output
Accuracy :±1°C at 21°C
Rating capacity: 3A for fan load, 2A for zone valve
Protection class: IP20
Set point range: 10 ~ 32°C
Display range: 0 ~ 37°C
Ambient operating limits: 0~ +49°C
Ambient storage limits: -30 ~ +49°C
Humidity limits: 5~90% RH, non-condensing
WIFI THERMOSTAT
FAN COIL THERMOSTAT
HEAT PUMP THERMOSTAT
MOTORIZED VALVE
WATER FLOW SWITCHES
HVAC ACCESSARIES
Hotowell is a high-tech company with rich experiences in product design and manufacturing, knowledge about global HVAC standards, and highly-trained team. Our objective is to produce and design user-friendly HVAC products on the highest technical level for improving people's experience in temperature/environment comfort.
Hotowell has been cooperating with many international companies and HVAC projects through Europe, American, Asia, Oceania. Our product range contains:
Thermostats, Motorized Zone Valves, Ball Valves, Valve Actuators, Damper Actuators, Controllers, Radiator valves, and etc. covering industrial, commercial and residential temperature controls.
Q1:What is the unit price?
A.:The unit price varies according to different specific requirements, we are more than pleased to quote you the best price once get your specific application. e.g. W/O Modbus, W/O key-card, 2/4 pipe system, W/O customized programming...
Anyway, we are always ready to discuss details with you via Email.
Q2:What is the MOQ, small quantities accetaple?
A.: Commonly the MOQ for us is 500pcs, however, we also accept small quantities or Sample orders as starting.
Q3:How is your products' quality and warrenty?
A.:All of our products meet EU standards, samples are available for quality evaluation; all products are with 18 months warrenty.
Q4:Can I print my logo on the products, and customize my own designed packing?
A.:100% YES, but the order quantity shall be over MOQ, or else, extra costs will be charged.
Q5:Do you supply OEM or ODM?
A.:Yes, we have strong R&D sources and production ability, and already helping many international companies OEM/ODM cases with highly positive feedback.
Q6:Why should I buy products from your company?
A.:That's really a good question, Quality Products but with Competitive Price, Timely Delivery, Professional and Fast Reacton, ...
In a word, WE ARE DIFFERENT, why not just try from the Email...
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