MSR3

MSR3

MSR3

Product catalog summary
Features
  • Compliance with EN 300 220-3 and EN 301 489-3 standards.
  • High-performance double superhet, PLL Synthesizer with TCXO.
  • Data rates up to 5 kbps for standard module.
  • Fully screened with a feature-rich interface including RSSI, analogue, and digital baseband.
  • User-configurable via RS232 interface with low power requirements.
Applications
  • Social alarms, handheld terminals, and heavy vehicle/machine remote controls.
  • EPOS equipment, barcode scanners, data loggers, and industrial telemetry.
  • In-building environmental monitoring, high-end security, and fire alarms.
  • Vehicle data up/download.
Technical Summary
  • Operating frequency: 868 - 870MHz with custom variants available.
  • Up to 32 channels with a supply range of 4.5V - 15V.
  • Current consumption: 25mA receive with a data bit rate of 5kbps max.
  • Receiver sensitivity: -118dBm for 12 dB SINAD.
  • Size: 57 x 28 x 9mm.
Pin Description
  • RF input, ground, and various outputs including RSSI, AF out, and RXD.
  • Parallel channel select inputs with serial frequency programming capabilities.
Serial Configuration Commands
  • Commands include GOCHAN, LOAD, SETPAR, SETSER, RVALUE, and SINGLE.
  • Serial data is sent via RS232 with specific baud rate and data format.
Condensed Specifications
  • Frequency range: 868 – 870MHz with 25kHz channel spacing.
  • 32 channels controlled via RS232 interface.
  • Operating temperature: -20 to +55°C with storage from -30 to +70°C.
  • Compliant with ETSI EN 300 220-3 and EN 301 489-3 standards.
Received Signal Strength Indicator (RSSI)
  • Measures incoming signal strength over a range of 60dB or more.
  • Output voltage varies with RF level, useful for assessing link quality.
Appendix
  • Includes channel spacing and duty cycle information for various applications.
Legal and Compliance
  • Product data sheet is copyrighted by Radiometrix Ltd.
  • Compliance with R&TTE Directive and information on Ofcom and ERO contacts.
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