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| Certification: | CCC, ISO9001, CE |
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Air Conditioner Remote Control Modbus Digital Thermostat for Hotel Noise-Free Room Temp Control
>> General
HTW-EW002 is a Noise-Free room climate controller application for water-installation with fan coils/EC fan
/Modulating valve. It is designed as a RTU Modbus communicated device to operate the fan coil unit / EC Fan / Modulating Valve of a zone and includes a set of functions for lighting control, zone occupancy and window
position based climate control. A high level of comfort and appropriate climate control to ensure maximum energy savings are thus provided.
The device is a compact unit that includes a large touch screen operated Black Color Negative Screen/ White Color LCD Screen optional, a built in temperature sensor, real touch screen keypads on the display part, and inputs and outputs built on split remote relay module for room control.
This split thermostat application includes two parts: Display Part and Relay Module Part.
These two parts are communicated via 3-wire with carrier transmission technology connections, up to 50m non- loss communication:
-GND
-12V
-DATA
It provides a totally Noise-Free application due to its remote mounted relay module.
>> Features
| * AC controlling solutions | * Configurable for 2 pipe / 4 pipe systems |
| * Black-Negative/White-LCD screen Optional | * Selectable temperature units (ºC/ºF) |
| * Touch Key Pads:+T/-T/Setting/Fan speed/Model/On-Off | * Configurable max/min/economy temperature set points |
| * Completely flat tempered glass screen-protect cover | * Configurable anti-humidity requency:10/30,5/30,5/60 |
| * Keycard/Window Card switch contact | * Automatic device startup after loss of power |
| * ON/Off 3 speeds / 1 speed configurable | * Configurable NO/NC valve outputs |
| * EC fan Control with starting/max. voltage configurable | * Delayed switching to Economy when card is removed |
| * Modulating Valve Output 0-10V / 2-10V configurable | * Switching Differential Dead Band configurable |
| * Internal/External/In & EX dual Sensor | * Baud rate: 4800/9600/14400/19200 configurable |
| * Noise-Free application with keypad operation buzzer | * Full/Half keypads lock |
| * 3-wire between display-relay part up to 50m no data loss | * 2 wire /SPST/SPDT(2 pipe) valve compatible |
| * 1/3/5 min auto-speed switching time configurable | * Keycard NO & NC types configurable |
| * Temperature display calibration | * Aux. lighting Activate type: Push/Switch configurable |
>>Device Inputs and Outputs
Inputs:
1 Digital, keycard switch
1 Digital, window contact
1 Analog, ambient temperature sensor (internal)
Outputs:
3 Relays, fan coil speed (I,II,III)
1 Relay, chilled water valve
1 Auxiliary relay (hot water valve on 4 pipe systems / lighting on 2 pipe
systems)
1 Auxiliary relay for lamp
1 EC Fan DC 0-10V
1 Modulating Valve DC 0/2-10V
>> Wiring Diagram
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...
Welcome to contact us
Hotowell International Co.,Limited
Add:Room 1406-2, No.11 Duiying Road, jimei district, Xiamen, 361021, China
Hotel digital Thermostat | New Thermostat | Hotel room Thermostat
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