Hartcran House, 231 Kenton Lane, Harrow, Middlesex, HA3 8RP, England
Tel: +44 (0) 20 8909 9595, Fax: +44 (0) 20 8909 2233, www.radiometrix.com
Issue B, 10 November 2017
High Power Narrow Band Category 1 Radio Modem
The HNM2 radio modem offers a
500mW RF output 19200 data link
with
interface. It meet meets the ETSI
Category high performance
RS232,
RS485
or
USB
1
receiver specification to be used
where the operation of a SRD may
have inherent safety of human life
implications.
Features
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
Point-to-Point, Point-to-Multipoint
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
Figure 1: HNM 2-458-19
Applications
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
Technical Summary
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)
Transmit power: +27dBm (500mW) nominal
SAW front end filter
Digital RSSI
Can be USB powered or external supply
RADIOMETRIX [ RADIOMETRIX LTD ]
