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

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile

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

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile

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

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile

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

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile

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

Product Profile

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

Product Profile

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
• DataSpyŽ LCD Display
• Intelligent Control of RS-485 Transmitter and Receiver
• DTE/DCE Compatible
• Data Rates Up To 115.2 KBPS

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile

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

Product Profile

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
• DataSpyŽ LCD Display
• Intelligent Control of RS-485 Transmitter and Receiver
• DTE/DCE Compatible
• Data Rates Up to 115.2 kbps

REQUIRES FLASH PLUG-IN  &  INTERNET EXPLORER

Product Profile