INTERFACE CONVERTERS
 RS-232 TO RS-422/RS-485

Call to Order: 800.835.3298

More Interface Converters

 

Model 109A
Bi-directional Parallel-Serial Converter-Buffer

The Model 109A is a bi-directional interface for parallel and serial interfaces. Connect a computer with parallel output to a serial printer or a computer with serial output to a parallel printer.

  • Printer Support
  • Parallel to Serial
  • Serial to Parallel
  • 512K Byte Buffer
  • Data Rate to 115.2 KBPS

 


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Model 245
RS-232 to RS-422/RS-485 Optically Isolated Interface Converter

 

The Model 245 RS-232 to RS-422/RS-485 Optically Isolated Interface Converter is an optically isolated version of the Model 285.

  • Total Isolation
  • Selectable RS-422 or RS-485
  • Selectable 2 or 4 wire RS-485
  • Intelligent Control of RS-485
  • TD & RD LED's on Each Side of Opto Barrier
  • Data Rates up to 128 KBPS
 


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Model 253
RS-232 to RS-422
Interface Converter

 

Adding an RS-422 interface to a PC is now a snap. The Model 253 Interface Converter does this for full duplex signals at data rates up to 19.2 KBPS, without requiring any AC or DC power.

  • DB9 Data Port
  • Compatible with PC/386/486
  • Full Duplex
  • Surge Protection
 


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Model 260
RS-232 to RS-422
Non-Powered Interface Converter

 

Adding an RS-422 interface to any system is now easy. The Model 260 RS-232 to RS-422 Non-Powered Interface Converter does this for full duplex signals at data rates up to 19.2 KBPS, without requiring any AC or DC power.

  • Full Duplex
  • No AC or DC Power
  • DB25 for Both Ports
  • Surge Protection
 


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Model 263
RS-232 to RS-422
Interface Converter

 

The Model 263 power stealing RS-232 to RS-422 Interface Converter offers the user the benefits of other Telebyte converters without the problem of supplying power. With only TD, RD and Ground the Model 263 will provide operation over 8,000 feet of twisted pair into a load of 120 Ohms.

  • No AC or DC Power
  • Full Duplex RJ-11 and Screws
  • Surge Protection
 


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Model 265
RS-232 to RS-422 Optically Isolated Interface Converter

 

Total isolation between RS-232 based systems and RS-422 is provided by Telebyte's Model 265 RS-232 to RS-422 Optically Isolated Interface Converter. Unique circuitry allows the RS-422 port to withstand surges exceeding 10 kilovolts.

  • Eliminates Ground Loops
  • 19.2 KBPS at 2 Miles
  • TD and RD Indicators
  • Use in Pairs as Double Isolated Short Haul Modems
 


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Model 272A
RS-422 to Fiber Optic Converter

The Model 272A performs an interface conversion between full duplex, RS-422 signals and their equivalent for fiber optic transmission. It handles full duplex data rates to 2.5 MBPS. 

  • Data Rate to 2.5 Mbps
  • Full Duplex TD and RD
  • ST and DB-25 Connectors
  • Extends RS-422 Network up to 2 km (6,600 ft)


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Model 276A
RS-485 to Fiber Optic Converter

 

The Model 276A transmits an RS-485 signal via a fiber optic link.

  • Data Rate to 1 MBPS
  • ST Connectors
  • DB-25 Connector
  • Half-duplex operation
  • Extends distance of RS-485 network to 6,600 ft (2 km)
 


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Model 279
Single Mode to Multimode Converter

The Model 279 provides transparent conversion between fiber optic devices utilizing multimode fiber and those with single mode fiber.

  • DC to 2.5 MBPS
  • Full duplex
  • 850 nm to 1300 nm
  • In line mounting
  • Small size
  • Data LED’s
  • Line Loss switch
  • Single mode distance to 20 Kilometers

 


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Model 285
RS-232 to RS-422/RS-485 Converter

The Model 285 RS-232 to RS-422/RS-485 Converter is a unique interface converter that can be configured to operate in compliance with RS-485 or RS-422 equipment, and RS-232. 

  • User Selectable RS-422 or RS-485
  • User Selectable Two- or Four-Wire RS-485
  • Intelligent Control of RS-485 Transmitter and Receiver
  • TD and RD LEDs
  • DTE/DCE Compatible
  • Data Rates Up to 64 KBPS


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Model 290
RS-232 to RS-422/RS-485 Concentrator - Wiring Hub

 

The Model 290 lets users expand RS-485 networks to 496 nodes, breaking the restriction of RS-485 that limits a network to 32 nodes.

  • Break RS-485 Limit, Expand to 496 Nodes
  • 16 Port Capacity
  • Each Port Settable to RS-422 or 2 Wire RS-485
  • Provides Isolation Between Ports
  • All Ports Surge Protected
  • Increased System Reliability

 

   


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Model 365
RS-232 to RS-422/RS-485 Interface Converter

The Model 365 interface converter allows operation in compliance with RS-485 or RS-422 equipment, and RS-232. 

  • User Selectable RS-422 or RS-485
  • User Selectable two- or four-Wire RS-485
  • DataSpy® LCD Display
  • Intelligent Control of RS-485 Transmitter and Receiver
  • DTE/DCE Compatible
  • Data Rates Up To 115.2 KBPS


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Model 366
RS-232 to RS-485
Two-Wire with LCD Display

The Model 366 allows interfacing RS-232 based equipment with networks/equipment using RS-485. 
  • DataSpy® Status Display
  • Implements Low Cost LAN
  • Supports 32 Users
  • Uses Single Twisted Pair
  • External DTE/DCE Switch
  • Programmable Contention
  • Selectable Termination


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Model 373
10Base-T to Multimode Fiber Optic Transceiver
 

Now you can break the distance barrier of Ethernet based Local Area Networks and achieve total system safety from electrical interference and surges with the Model 373 10Base-T Multimode Fiber Optic Transceiver.

  • Extend LANs over 1 mile
  • Full Duplex
  • Plug and Play - no software
  • Uses industry standard fiber optic cables
  • Impervious to lightning and surges
  • Total electrical isolation
  • 10Base FL compatible

 


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Model 63-2SA
RS-232 to RS-422
Interface Converter

 

The Model 63-2SA provides a hardware conversion for full duplex signals between RS-232 and RS-422 I/O ports.

  • Full Duplex Signals
  • DTE/DCE Switch
  • TD and RD Indicators
  • DC to 115.2 KBPS
   


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Model 65A
RS-232 to Current Loop Converter

 

The Model 65A is a small, versatile, RS-232 to Current Loop Converter for use with teletypes or computers providing local terminal input via a 20 mA (or 60 mA) current loop.

  • Active/Passive Loops
  • 20 or 60 mA Operation
  • DC To 19.2 KBPS
  • Half/Full Duplex
  • Optically Isolated
  • DTE/DCE Selectable
   


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Model 8322
RS-232 to RS-422/RS-485 Optically Isolated Interface Converter
 

 

The Model 8322 RS-232 to RS-422/RS-485 Interface Converter allows information exchange in full or half duplex mode over two twisted pairs. It converts RS-422 or RS-485 signals to RS-232 signals, bidirectionally, on the DIN rail mounting system.

  • Switch-Selectable RS-422 or RS-485 Operation
  • 4 Wire-Master/Slave Operation
  • Active Mode Control Via RTS or Data
  • Opto Isolation
  • Built-in Power Supply
  • Internal Microcontroller
  • 115.2 KPBS or 38.4 KBPS Data Rate
  • DIN Rail Mountable
  • Programmable Terminations
 

 


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Model 9365
RS-232 to RS-422/RS-485 Interface Converter 

 

The Model 9365 is a cost-effective solution designed to enable networks using the latest DB9 interface connections to seamlessly communicate between RS-485 or RS-422 devices, and RS-232 equipment at data rates up to 115.2 kbps.

  • DIN Rail Mountable
  • User Selectable RS-422 or RS-485
  • User Selectable Two- or Four-wire RS-485
  • DataSpy® LCD Display
  • Intelligent Control of RS-485 Transmitter and Receiver
  • DTE/DCE Compatible
  • Data Rates Up to 115.2 kbps
 


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