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Purchase code (product model)
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VI-Q28
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Electrical parameters
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ARM ST32 microcontroller
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ARM (STM32F107 Cortex-M3)
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Android operating system (optional)
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Android 9.0
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Linux operating system (optional)
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Android/Linux/ARM microcontrollers
Operating System: Linux System Hardware: Linux RK3568-V 4.19
Basic hardware specifications: Cortex-A55 processor, clock speed 1.416GHz/1.8GHz
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Input voltage
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DC12/3A
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Maximum power
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10W
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Ambient temperature detection
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support
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I/O interface
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4 optocoupler inputs (initially low level), 4 relay outputs (capable of handling DC24V/2A)
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Communication methods
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Communication interface
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RS232, RS485, Wiegand, RJ45
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Communication Protocol
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TCP/IP, RS232, RS485, ModBus RTU /TCP
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Reliable firmware upgrades
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Scalable OTA upgrade mechanism
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Application Software Interface
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Supports MQTT, HTTP POST, and MySQL database connections to the server.
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UHF RFID parameters
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RF core chip
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VM-61FD (Fudan Microchip) / VM-R61E (Impinj E series)
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Air interface protocol
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EPC Global UHF class1 Gen2/ISO 18000-6c/ISO 18000-6B
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Antenna gain
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9 dBi
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Half-power angle
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Hor:65±5° Ver:65±5°
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Standing Bobby
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≤1.3
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impedance
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50Ω
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polarization mode
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Circular polarization
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Shaft ratio
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≤ 3 dB
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Operating frequency
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902-928MHz
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Output power
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0～33dBm±1dBm
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Output power adjustment
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1dBm increments (configurable via VANCH software)
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Receiver sensitivity
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<85dBm
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Tag recognition peak speed
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>800 times/second
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Reading distance
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0-15 meters (depending on reader configuration, antenna gain, and tag type)
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Write distance
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0-10 meters (depending on reader parameter configuration, antenna gain, and tag type)
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RSSI tag
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support
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Antenna connection protection
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support
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Supported regions
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The United States, Canada, and other regions that comply with U.S. FCC Part 15 regulations.
Europe and other regions that comply with ETSI EN 302 308 standards
China, India, Japan, South Korea, Malaysia, Taiwan
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Environmental parameters
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Operating temperature
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-40～ 70 ℃
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Storage temperature
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-40～ 85 ℃
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Ambient humidity
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<95% (non-condensed state)
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Working status indicator
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Power indicator light (PWR)
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One red light, which stays on when the power is on normally;
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Card reader indicator (RF)
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One green light flashes when an RFID card is being read; it turns off when no card is being read.
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buzzer
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Working status audible indicator
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physical parameters
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size
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240 (L) * 240 (W) * 48 (H) mm (excluding mounting bracket and external wiring)
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net weight
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2.2kg
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Shell material
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ABS+PC engineering plastics
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Antenna radome material
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aluminum alloy
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Antenna radome color
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White
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Protection level
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IEC IP67
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