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MR1200

MR1200

MR1200

Product catalog summary
Key Features:
  • Data rates of 1200 or 2400 b/s.
  • Compatible with RS232 and RS485 interfaces.
  • Tested with leading PLCs.
  • Transmission power from 1 to 20 W HF.
  • Supports both data and speech transmission.
Applications:
  • Data transmission for remote sites such as environmental monitoring, water supply networks, and roads.
  • Mobile data transmission for transport and GPS positioning.
Product Overview:

The MR1200 FFSK modem facilitates wireless data transmission over long distances, up to several tens of kilometers. It connects to VHF or UHF radio transmitters using frequency or phase modulation, offering data rates of 1200 b/s or 2400 b/s depending on the radio channel bandwidth (12.5 kHz or 25 kHz).

Compatibility and Operation:

The MR1200 is compatible with most programmable controllers and data acquisition terminals via RS232 or RS485 links. It supports common industrial communication protocols like MODBUS and can control RF repeaters remotely using standard audio frequency control tones.

Technical Specifications:
  • Serial Interface: RS232 and RS485, 300 to 9600 baud rates.
  • Transmission Control: Automatic on character detection or by RTS.
  • Radio Channel: 1200 b/s with 12.5 kHz bandwidth, 2400 b/s with 25 kHz bandwidth.
  • Remote Control: ZVEI or CCIR tones for HF relay.
  • Modulation: FFSK, with options for 1200 or 2400 b/s.
  • Transceiver Interface: 50 Ω antenna, LF transmission/reception, Tx/Rx changeover, carrier detect.
  • Transmit Power: Adjustable from 1 W to 25 W.
  • Frequency Range: VHF (66-88 MHz, 136-174 MHz), UHF (403-470 MHz).
  • Dimensions: 45 x 130 x 170 mm.
  • Weight: 550 g.
  • Power Requirements: 11 to 15 VDC.
  • Current Consumption: 300 μA standby, 55 mA reception.
  • Operating Temperature: 0 to +50 °C, or -20 to +60 °C on demand.
Accessories and Antennas:
  • Configuration cables, power supply modules, and antenna surge protection available.
  • Various omnidirectional and directional antennas for different frequency ranges.
  • RF cables and connectors with specified insertion losses and lengths.
Delivery Content:
  • MR1200-0 or MR1200-1 modem with user guide in English.
  • MR100T includes MR1200-0 modem, RF transmitter MOTOROLA GM950, connecting cable, and user guide.
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Catalog excerpts

MR1200-1

1200 or 2400 b/s FFSK modem for radio link The MR1200 FFSK modem makes wireless data transmission possible over long distances (up to several tens of kilometres). The MR1200 is a voiceband FFSK modem which can be connected to any kind of VHF or UHF radio transmitter using frequency or phase modulation. It offers a 1200 b/s or 2400 b/s data rate, depending on the bandwidth of the available radio channel (12,5 kHz or 25 kHz). Key-features ■ 1200 or 2400 b/s ■ RS232 and RS485 ■ Extensively tested with all leading PLCs ■ 1 To 20 W HF ■ Data and speech transmission Applications ■ Data transmission between remote sites : Environmental data, water supply networks, roads... ■ Mobile data transmission : Transport, GPS positioning... Automation networks ETIC Telecommunications www.etictelecom.com 45

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MR1200-2

1200 or 2400 b/s FFSK modem for radio link Long-range wireless transmission Connected to a standard FM RF transceiver, the MR1200 enables you to create a long-distance wireless data transmission network (several tens of kilometres). If the network includes RF repeaters, the MR1200 will control them remotely by sending standard audio frequency control tones. Compatibility The MR1200 connects directly to most programmable controllers or data acquisition terminals via a RS232 or RS485 link. Operating is transparent; the modem supports the most common industrially used communication protocols such...

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MR1200-3

1200 or 2400 b/s FFSK modem for radio linkDescription 150 supply V Audio TX. / Audio RX. TX switch / Carrier Detect DB15F connector Accessories Designation Characteristics Reference 12 VDC power supply module 220 VAC / 12 VDC - 7 A AS02 12 VDC power supply module 220 VAC / 12 VDC - 5 A AS03 replaceable by battery Antenna surge protection Delivered with a 1 m coaxial cable PS03 and an antenna connector to the radio modem Transmit power peak 70 W Insertion loss 0,2 dB VSWR<1.2 Handset for MR1200 and MR1200T MIC02 Automation networks ETIC Telecommunications

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MR1200-4

1200 or 2400 b/s radio modemAntennas fype Range Gain Supplier reference Reference Screw-on UHF mobile antenna 408-470 Mhz 0 dB Magnetic mounting base UHF 400-430 Mhz 0 dB mobile antenna Magnetic mounting base UHF 440-470 Mhz 0 dB MAT / MA125S00 ANT111 mobile antenna Designation Characteristics Reference Insertion loss 0,4 dB /m, equipped with 2 connectors L = Cable length in metre (maximum length: 5 m) Antenna cable 50 Q 0 10mm KX13 type CAN02L Insertion loss 0,15 dB /m, equipped with 2 connectors L = Cable length in metre (maximum length: 10 m) Antenna cable 50 Q 0 5 mm KX15 type CAT01 Insertion...

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