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Bluetooth LE HVAC Sensor Network

Overview

Description

Bluetooth® Low Energy (LE) sensors can provide real-time data on temperature, humidity, occupancy, and air quality, enabling HVAC systems to operate more efficiently by adjusting heating, cooling, and ventilation based on actual conditions. These sensors offer detailed information about different zones or rooms in a building, allowing HVAC systems to adjust settings for personalized comfort based on individual preferences or occupancy patterns.

This Bluetooth LE HVAC sensor network system ensures comfortable and healthy indoor environments. It monitors temperature, humidity, and indoor air quality (IAQ) data from each sensor using Bluetooth 5.0 communication. Additionally, a customized free GUI simplifies the design, installation, and operation of sensors located throughout a building, reducing development time and cost.

System Benefits​:

  • A 32-bit MCU with Bluetooth 5.0 LE provides a robust and efficient network for HVAC performance.
  • Temperature, humidity, and IAQ sensors deliver data on zones and rooms to ensure optimal system performance.
  • The slave-side sensor node autonomously monitors and sends alerts if necessary, eliminating frequent inquiries to the master side for efficient performance and faster response times.
  • Wireless sensors reduce initial setup costs.
  • The provided GUI, suitable for demo, design, manufacturing, installation, and operation, reduces development time and costs.

Comparison

Applications

  • HVAC for buildings, industry or homes

Winning Combinations Interactive Diagram

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4:3 ratio Slave (Sensor Node) Slave (Sensor Node) Slave (Sensor Node) Slave (Sensor Node) Sheet.1 Sheet.2 Sheet.3 Sheet.4 JP173 JP173 JP173 LDO LDO LDO Antenna Sheet.15 Sheet.16 Sheet.17 Sheet.18 Sheet.19 Bluetooth Logo Sheet.21 Bluetooth Sheet.23 Sheet.24 Sheet.25 Sheet.26 Sheet.27 Sheet.28 Sheet.29 Sheet.30 Sheet.31 Sheet.32 Bug_1_ Sheet.34 Bug Laptop Plug Sheet.50 Sheet.51 Sheet.52 Sheet.53 Antenna.54 Sheet.55 Sheet.56 Sheet.57 Sheet.58 Sheet.59 Power Bult AD/DC AD/DC AD/DC TVOC Sensor TVOC Sensor TVOC Sensor Humidity & Temperature Sensor 1 Humidity & Temperature Sensor Humidity & Temperature Sensor Humidity & Temperature Sensor 2 Humidity & Temperature Sensor Humidity & Temperature Sensor GUI GUI GUI Master System Master System Master System Connector Arrow IAQ* Sensor IAQ* Sensor IAQ* Sensor Sheet.83 3.3V 3.3V 3.3V <20mA <20mA <20mA Sheet.88 3.3V 3.3V 3.3V <0.05mA <0.05mA <0.05mA *Indoor air quality *Indoor air quality *Indoor air quality Sheet.95 Sheet.96 Sheet.97 Sheet.98 Sheet.100 Connector 1.167 3.3V 3.3V 3.3V <30mA <30mA <30mA To Sensors To Sensors To Sensors 5V Input 5V Input 5V Input P to P Mesh Network P to P Mesh Network P to P Mesh Network Sheet.110 Sheet.111 Sheet.112 Sheet.113 Sheet.114 Sheet.115 Connector 1.167.116 To Sensors To Sensors To Sensors Sheet.122 3.3V 3.3V 3.3V <20mA <20mA <20mA Sheet.130 3.3V 3.3V 3.3V <0.05mA <0.05mA <0.05mA 3.3V 3.3V 3.3V <30mA <30mA <30mA Sheet.135 Sheet.118 Sheet.119 Sheet.120 Connector 1.167.121 Sheet.137 Sheet.138 Sheet.139 Connector 1.167.141 Sheet.142 MCU 1 MCU MCU I2C I2C I2C BLE5.0 BLE5.0 BLE5.0 USB USB USB Sheet.143 MCU 2 MCU MCU BLE5.0 BLE5.0 BLE5.0 I2C I2C I2C
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