TR2M ETC2 [List of Unclassifed Manufacturers], TR2M Datasheet

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TR2M

Manufacturer Part Number
TR2M
Description
Narrow Band FM Multi-channel UHF Transceiver
Manufacturer
ETC2 [List of Unclassifed Manufacturers]
Datasheet
The TR2M transceiver module offers a low power,
reliable data link in an industry-standard pin
out and footprint. This makes the TR2M ideally
suited to those low power applications where
existing wideband modules have insufficient
range, or where multi-channel operation is
needed. Two versions are available, covering the
458.5-459.1MHz UK band (at 100mW) and the
European 433.05-434.79MHz band (at 10mW).
Features
Applications
Technical Summary
Radiometrix Ltd
Issue 3, 27 April 2007
433MHz version conforms to EN 300 220-3 and EN 301 489-3
458MHz version to MPT 1329 (UK specs).
Any 5MHz band module from 420MHz to 480MHz available as factory tuned custom variant
High performance double superhet, 128 channel PLL Synthesizer with TCXO
Data rates up to 5 kbps for standard module
Usable range over 1km (with 100mW variant)
Fully screened
Feature-rich interface (RSSI, automatic noise squelch, analogue and digital baseband)
Incorporates a 1200baud dumb modem
User configurable via RS232 interface
Low power requirements
Handheld terminals
Heavy vehicle/machine remote controls
EPOS equipment, barcode scanners
Data loggers
Industrial telemetry and telecommand
In-building environmental monitoring and control
High-end security and fire alarms
Vehicle data up/download
Size: 59 x 38 x 10mm
Operating frequency: 458.5-459.1MHz or 433.05-434.79MHz
Custom variants from 420MHz to 480MHz on any 5MHz band
23 channels in 458MHz band, 69 channels in 433MHz band (128 channels max.)
Transmit power: +20dBm (100mW) nominal
Supply range: 4.5V - 16V
Current consumption: 110mA transmit, 27mA receive
Data bit rate: 5kbps max. (standard module)
Receiver sensitivity: -118dBm (for 12 dB SINAD)
Narrow Band FM Multi
Narrow Band FM Multi- - - - channel UHF Transceiver
Narrow Band FM Multi
Narrow Band FM Multi
Radiometrix
Hartcran House, 231 Kenton Lane, Harrow, HA3 8RP, England
Tel: +44 (0) 20 8909 9595, Fax: +44 (0) 20 8909 2233
TR2M Data Sheet
channel UHF Transceiver
channel UHF Transceiver
channel UHF Transceiver
Figure 1: TR2I-458-5 transceiver
TR2M/TR2I
page 1

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TR2M Summary of contents

Page 1

... Narrow Band FM Multi Narrow Band FM Multi channel UHF Transceiver Narrow Band FM Multi Narrow Band FM Multi The TR2M transceiver module offers a low power, reliable data link in an industry-standard pin out and footprint. This makes the TR2M ideally suited to those low power applications where ...

Page 2

... Radiometrix Ltd TR2M Data Sheet page 2 ...

Page 3

... TX and output of RX. A version is available (TR2I) which inverts the transmit datastream as well (resulting in no net inversions between a pair of TR2I radios). 2. Carrier detect on TR2M mutes the AF Out and RXD outputs. It can be factory disabled. 3. All the open collector outputs must be connected to Vcc/+4.4V out via a pull-up resistor. ...

Page 4

... LED used. TR2M can be configured using any PC/Laptop/PDA having a serial port and modem/terminal program. TXD (pin 3) of DB9M connector can be directly wired to PGM (pin C10) of the TR2M and SGN (pin 5) of DB9M connector should be either connected to common ground or pin C9 of the TR2M. ...

Page 5

... Figure 5: RSSI voltage variation with respect to RF level at TR2M If the microcontroller has a built-in Analogue to Digital Converter (ADC), the Received Signal Strength Indicator (RSSI) output voltage level can be read by the microcontroller to estimate its distance from transmitting TR2M unit or identify areas of weak signal reception. ...

Page 6

... Band Band 459.1 TR2M Data Sheet f 13 MHz = TCXO , So R=520 25 kHz cing N value for TX /LOAD00 18341 /LOAD01 18342 /LOAD02 18343 /LOAD03 18344 /LOAD04 18345 ...

Page 7

... Regulatory Band Allocation in the country of intended use. 5. All other frequency, power, analogue input gain and automatic noise squelching adjustment will be treated as custom variants of the module to be set by factory. Radiometrix Ltd ± 2.5MHz of factory set Channel 0 frequency subject to the Radio TR2M Data Sheet page 7 ...

Page 8

... MOD NC Leave open TR2Ms on both ends should be configured to required operating frequency using GOCHAN command before starting to use the internal 1200 baud modem, because the P1-P3 pins will be used as Modem Data pins and the modem will operate on the last serially selected channel after SETMOD command is used to enable the Modem ...

Page 9

... DC – 3kHz -37dBm analogue, data (CMOS/TTL compatible) -112dBm for 1 part per 1000 BER -118dBm for 12 dB SINAD -70dB -85dB <-60dB (Tested per. ETSI EN 301 489-3 RSSI, carrier detect, audio, data 28ms 45ms 50ms (with or without mute) TR2M Data Sheet ο C) page 9 ...

Page 10

... TR2M, in Transmit Mode, frequency modulates the carrier frequency in the normal sense whereby higher modulating voltage increases the carrier frequency and lower modulating voltage decreases the carrier frequency which results in an inverted Analogue and Digital Data output on the TR2M in Receive Mode. This will be the standard module and exact plug-in replacement for existing industry standard modules ...

Page 11

Copyright notice This product data sheet is the original work and copyrighted property of Radiometrix Ltd. Reproduction in whole or in part must give clear acknowledgement to the copyright owner. Limitation of liability The information furnished by Radiometrix Ltd is ...

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