IoT Sensor Box

SRF321

Product Specification

Processor
32-bit ARM® Cortex®-M4 core with 40 MHz maximum operating frequency

Memory/Storage
Up to 1 MB of flash and 256 kB of RAM

Interface
MikroBUS （DB15）, RS485, RS232，Current Loop，Arduino

ZigBee 3.0

2.4GHZ IEEE 802.15.4
250 kbps O-QPSK DSSS
Sensitivity:-102.7 dBm @250 kbps O-QPSK DSSS
Programmable Output Power:+19 dBm
Antena Diversity

BLE 5.0

Compatible with Bluetooth 5 Specification
Receive Sensitivity: -103.3 dBm @125 kbps GFSK(select devices)
Programmable Output Power:+17 dBm
Active Mode RX: 9.5 mA
Active Mode TX: 10.0 mA @ 0 dBm

Z-Wave

Receiver sensitivity with SAW filter down to -103dBm @ 9.6kbps
Transmit power with SAW filter up to +4dBm
Z-Wave 9.6/40/100kbps data rates
Supports all Z-Wave sub-1 GHz frequency bands (865.2 MHz to 926.3 MHz)
TX mode current typ. 36mA@0dBm
RX mode current typ. 32mA
Supply voltage range from 2.3V to 3.6V for optional battery operation

LoRa

LoRaWAN protocol supported, global license-free ISM band, full certification by region
Remote LoRaWAN band: 868MHz
Transmit,14dBm, Max20dBm
RX Sensitivity,-130dBm(RSSI), -15dBm(SNR)
Long range – greater than 15 km.
Current Consumption,TX: 60mA, RX: 9.9mA, Hibernate: 500nA
Maximum output power 100MW (20dBm), adjustable from 5 to 20dBm.

2.4G and SubG

Ideal for proprietary protocols,wireless M-BUS and Low Power Wide Area Network Applications
Supported Modulations: 2-FSK / 4-FSK with fully configurable shaping, Shaped OQPSK / (G)MSK

Power, Mechanical and Environmental

Power: 1.8 V to 3.8 V single power supply
Dimensions:85mm*60mm
Operating Temp: -40°C to +85°C
RoHS and Reach compliant