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B+B SMARTWORX | 485SD9TB | Serial RS-232 To RS-485 Converter

  • Réf. fabricant 485SD9TB
  • PART #309471

These port-powered, two-channel converters change TD and RD RS-232 lines to balanced RS-422 signals extending communication distances up to 1.2 km (4,000 ft.). Automatic Send Data Control feature enables the RS422 driver when data is present on the RS-232 side. Control of the driver is automatic at rates up to 115.2 kbps. The RS-422 driver and receiver are always enabled.

  • Extend RS-232 data signals up to 1.2 km (4,000 ft.)
  • Change RS-232 TD and RD to balanced RS-422 signals
  • Automatic Send Data Control - no software drivers necessary
  • Baud rates up to 115.2 kbps
  • Powered from RS-232 handshake lines - no power supply required

These converters are suitable for field service, where a power supply would add clutter, or anywhere you need compact, easy-to-use, economically priced serial conversion.

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