ThermoSense
Wireless Window AC Controller

A clever start to efficient cooling that helps decrease your energy costs.

MachineSens IoT® ThermoSense NRF Window AC controller is a high-tech intelligent device that offers centralized monitoring and management of heating and cooling system in offices, homes, and apartments. It is designed to work with a wide range of Window AC units.

These IoT-enabled intelligent controllers, compatible with various vendors and designed for most HVAC systems, offer automated and centralized energy management for your property, contributing to a 15% to 20% reduction in energy expenditures.

Product Features

NRF Communication for secure and fast data transmission

Up to 100m between IoT gateway and controller

Secure operation with top-down encryption

Bi-directional communication for remote operation and control

Compatible with any standard Window AC

Scheduling capability for Energy Optimization

Centralized Control & Monitoring through Web App

Integration with Building Management System

ThermoSense Wireless Window AC Controller

System Architecture

Our intelligent gateway gathers near real-time data from all wireless Window AC controllers within its range.

It converts the raw data into a user-friendly JSON format and publishes it using the MQTT protocol.

This data can be transmitted to either a local or cloud MQTT broker through Ethernet, LTE (4G), or WIFI.

The individual Window AC units can be centrally controlled from MachineSens IoT Cloud Platform. The MachineSens IoT Cloud Platform enables: – 

  • Monitoring & Control: Wireless Split & Window AC IoT device enables remote monitoring and control of the AC equipment.
  • Data Analysis: IoT devices transmit this data to a cloud based central software system for real-time analysis and notifications.
  • Optimal Setpoints: The IoT solution (Hardware + Software) enables automated or centralized control of the AC units temperature to maintain comfort while minimizing energy consumption.
  • Reporting: The system can generate energy usage reports (virtual metering), helping users understand their consumption patterns and make informed decisions.
  • Programmed Schedules:
    • Scheduling – Desire schedules can be programmed in the cloud-based software platform for control & monitoring. The IoT system can respond to demand response signals, reducing energy usage during peak periods. Specific times for system operation, such as when the HVAC should start or stop, temperature setting can be enabled or restricted.
    • The AC units set points and operation can be optimized based on weather conditions.

Specifications

General

Power Input230V AC
Operating Voltage3V DC
Operating temperature-10 °C to +70 °C
Storage temperature-20 °C to +80 °C
Relative Humidity10% to 90% (non-condensing)
EnvironmentIndoor
LED IndicatorPower & Health Status
Mounting External
Dimensions 170mm(H) x 235mm (L) x 53mm (D)
ConfigurationVia PC software
CompatibilityAll Window AC Types
TechnologyNRF & Wi-Fi

Wireless Communication (NRF)

ProtocolEnhanced ShockBurst (ESB)
Frequency2.4 Ghz (ISM Band)
Transmit RangeUp to 100m
Operating Voltage3.3V
Current Consumption

Transmit Mode: Typically, around 115 mA

Receive Mode: Typically, around 45 mA

Power-Down Mode: Low power consumption when not in use

Output Power (PA)Adjustable (OdBm, -6dBm, -12dBm, -18dBm)
Receiver Sensitivity (LNA)Around -85 dBm in 2 Mbps mode. Sensitivity may vary based on the data rate and modulation settings
Data RatesSelectable data rates (e.g., 250 kbps, 1 Mbps, 2 Mbps)
InterfaceSPI (Serial Peripheral Interface) for communication with a microcontroller
ModulationGFSK (Gaussian Frequency Shift Keying) modulation
Data FormatJSON

 

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