The HNM2 radio modem offers a 500mW RF output 19200 data link with RS232, RS485 or USB interface. It meet meets the ETSI Category 1 high performance receiver specification to be used where the operation of a SRD may have inherent safety of human life implications. Note on line we are offering the UK 458MHZ band unit but others are available.
Standard 458MHz (UK), 869MHz (EU)
Available from 160MHz to 915MHz
12.5/25kHz Narrow Band Multichannel
Data rates up to 19200kbps
ETSI EN 300 220-1 Category 1 High performance level receiver
Store and Forward Repeater Mode with Dual Addressing to extend operating range
Mini USB Type B, RS232 DE9F sockets, RS485 Terminal Block and SPI interfaces
Range Test Mode
Safety-critical wireless applications such as social alarms and healthcare monitoring
High-end security and fire alarms
Lone Worker Alarms
Industrial/Commercial Telemetry and Telecommand or Non-specific SRD usage
In-building environmental monitoring and control
Size: 80 x 86 x 15mm
Operating frequencies: CH0:458.525, CH1:458.550,…CH15:458.900MHz
Supply range: 6V to 16V DC
Current consumption: 280mA TX
Current consumption: 40mA RX
RF baud rate: 1200, 2400, 4800, 9600 (default), 19200bps.
User baud rate: 600, 1200, 2400, 4800, 9600, 19200, 38400bps.
Hardware flow control: RTS/CTS
Modulation: 2, 4-level GFSK (default)
SAW front end filter
Can be USB powered or external supply.