FEATURES
• Suitable for University and technical college practical training
• Thermal(temperature) sensor included
• Temperature setting/starting/timer controlled by wireless unit
• Demonstrates a common general split unit air conditioner operation, its status, general maintenance and IOT control/monitoring
• IoT system uses private local service. Conventional Cloud service not required so can save on the operational and running cost.
• By faults simulation module, student can figure fault experiment
• Complete with pressure gauge meter and thermometer to indicate refrigeration system status.
• A set of toolkit are included.
EXPERIMENT COVERAGE
• Refrigeration System:
▪ Structure and principle of a common type split air-conditioning unit along with its refrigeration system components
▪ Servicing of refrigeration systems – Refuelling coolant procedures and tools required
▪ Material Handling and pressure monitoring. Temperature testing
▪ Split type air conditioning assembling and disassembling training
▪ Refrigerant charging training
▪ IoT control and monitor the air conditioning unit using smartphone/PC
• Control Circuit:
▪ Working principle, operation and analysis of all the major components of a split unit air conditioning control systems/circuit
▪ Malfunctions analysis and applicable troubleshooting measures of a split unit air conditioning system
SPECIFICATION
•
ELECTRICAL CONTROL PANEL:
▪ The Electrical Control Panel Box contain a mains switch, RCCD / circuit breaker and relevant components for power protection.
•
AIR CONDITIONING UNIT/SYSTEM(General):
▪ Rated Cooling Capacity: 9500 Btu/h (2.78KW)
▪ Power Consumption: 865 Watt
▪ Nominal Running Current: 3.86A
▪ Input Power: 220-240V/1P/50Hz)
▪ Control Modes: Normal Mode, Fault Mode
▪ Operation Condition : 0-45C, 87% or Less (RH)
•
INDOOR UNIT:
▪ Sound Level: 37dBA(H)
▪ Air Flow Rate: 342 CFM
▪ Function:
◦ Vertical Auto-Swing (up and down)
◦ Auto Fan Speed
◦ Programme Dry Function
◦ Sleep Mode
◦ Powerful Operation
◦ Wireless Remote Controller with LCD display
◦ Saranet Filter
◦ Auto-Restart after Power Failure
◦ Self-Diagnosis with Digital Display
◦ Dimension (HxWxD): 288 x 800 x 212 mm approx.
◦ Weight: 9kg approx.
•
IoT MONITORING:
▪ ABL Ver 3.2
•
SBC MODULE SPECIFICATION:
▪ Processor: Broadcom BCM2837B0, Cortex-A53, 64-bit SoC @ 1.4GHz
▪ Memory: 1GB LPDDR2 SDRAM
▪ Connectivity: 2.4GHz and 5GHz IEEE 802.11.b/g/n/ac wireless LAN, Bluetooth 4.2, BLE Gigabit Ethernet over USB 2.0 (maximum throughput
300Mbps), 4 × USB 2.0 ports
▪ Access: Extended 40-pin GPIO header
▪ Video & sound: 1 × full size HDMI, 4 pole stereo output and composite video port
▪ Multimedia: H.264, MPEG-4 decode (1080p30); H.264 encode (1080p30); OpenGL ES 1.1, 2.0 graphics
▪ Input power: 5V/2.5A DC via micro USB connector, 5V DC via GPIO header
•
IOT SBC MODULE I/O DEVICE & ACCESSORIES REQUIREMENTS:
▪ SD Card (32GB) preloaded with OS and applicable dev. tools X 1
▪ Color Display Monitor X 1
▪ USB Keyboard X 1
▪ USB Mouse X 1
•
WIRELESS(WIFI) MODULE SPECIFICATION:
▪ Chipset: ESP32-WROOM-32
▪ Wi-Fi Protocols : 802.11 b/g/n (802.11n up to 150 Mbps) A-MPDU and A-MSDU aggregation and 0.4 s guard interval Support
▪ Wi-Fi frequency: Range 2.4 GHz ~ 2.5 GHz
▪ Bluetooth:
◦ Protocols: Bluetooth v4.2 BR/EDR and BLE specification
◦ Radio: NZIF receiver with –97 dBm sensitivityClass-1, class-2 and class-3 transmitter AFH
◦ Audio: CVSD and SBC
▪ Hardware:
◦ Module interfaces: SD card, UART, SPI, SDIO, I2C, LED PWM,
Motor PWM, I2S,IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC
◦ On-chip sensor: Hall sensor
◦ Integrated crystal: 40 MHz crystal
◦ Integrated SPI flash: 4 MB
◦ Operating voltage/Power supply: 2.7 V ~ 3.6 V
◦ Operating current Average: 80 mA
◦ Minimum current delivered by power supply: 500 mA
◦ Supports IoT gateway to control & monitor via PC/Smart phone
•
WIFI ROUTER:
▪ Fast Ethernet ports X 2
▪ WAN / LAN port X 1
▪ Wireless speed up to frequency: 2.4GHz
▪ 5 dbi Detachable Antenna
▪ WPA / WPA 2 encryption. Wireless Standards: IEEE 802.11n/g/b
•
DATA ACQUISITION MODULE SPECIFICATION:
▪ Microcontroller: ATmega328P
▪ Operating Voltage: 5V
▪ Input Voltage (recommended): 7-12V
▪ Input Voltage (limit): 6-20V
▪ Digital I/O Pins: 14 (of which 6 provide PWM output)
▪ PWM Digital I/O Pins: 6
▪ Analog Input Pins: 6
▪ DC Current per I/O Pin: 20 mA
▪ DC Current for 3.3V Pin: 50 mA
▪ Flash Memory: 32 KB of which 0.5 KB used by bootloader
▪ SRAM: 2 KB
▪ EEPROM: 1 KB
▪ Clock Speed: 16 MHz
▪ LED BUILT-IN
▪ Sensors: Temperature/Humidity
▪ IR Transmitter
•
COLOR MONITOR
▪ 19~21’5 inch
• USB Keyboard & Mouse X 1 set
• All the hardware are to be installed, wired and programmed with relevant software in order to make it working as a complete system
• All interface cables are provided to ensure this system is working in order
MANUAL & ACCESSORIES
• Operation / User Manual x 1
• Lab Experiment Manual (with answer) x 1
• SD Card preloaded with OS and applicable development tools x 1 Set
• USB Programming Cable X 1
