Brand：REXENSE
Model：REX3B
Appearance size：20.4*14.8*1.8mm
Transmitting Power：20dBm
Receiving Sensitivity：<-104.5dBm
Communication Distance：1000m（line of sight range)
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Product description
REX3B is a low-power ZigBee module with high sensitivity and compact indimension. Based on EFR32 platform of Silicon Labs, this module conforms toIEEE 802.15.4 specification and ZigBee3.0 protocol standard. It has been widely used in the filed of smart home, building automation and industrial monitoring. By utilizing this module, much time and energy will be saved during the development work.
REX3B module conforms to IEEE 802.15.4 specification and ZigBee3.0,supports the mesh network which is self-healing and self-assembling, optimizes the network rate and power consumption. This module supports the setting andconfiguration as below:
l Standard ZigBee 3.0
l BlueTooth SigMesh
Application of module, included but not limited to:
n Smart home
l Light control
l Security system
l Air quality monitoring
l Smart lock
l Motorized curtain
l Air-conditioning, heating and ventilation
l Scenario automation
n Building automation and monitoring
n HVAC monitoring and control
n Industrial monitoring
n Wireless meter reading
n Dimension：20.4*14.8*2.5mm
n Max output power: 20dBm
n Max receiving sensitivity: -102.5dBm(Zigbee) -97(BLE)
n Max link budget: 122.5dBm
n Reliable communication distance: 1000m（view of sight distance）
n Multiple antenna options
n Extreme low power consumption
l Sleep mode：<5.0µA
l Receiving mode：9.4mA(Zigbee) 8.8mA(Ble)
l Transmitting mode：186mA@20dBm
n 15 GPIOs can be configured for various functional interfaces according to application
l GPIO
l External interrupts
l 12 bytes precision ADC sampling channel
l USART Hardware flow control
l TWI interface
l UART / SPI / I2C interface
l PWM output
n Small Package fits small devices well.
n Advanced link budget in the industry
n Outstanding battery longevity
n Rich storage resource for various software application
n Powerful mesh network management ability
n With development kit easy to use and cost-effective
n ISM band license free
