Industrial Datacom RS-232, 422, 485 Port Protectors
Connect-IT 593 RS-232/422/485 Opticial Isolators

Asynchronous RS-422/RS-485 optical isolators which guard your asynchronous data equipment from the hazards of ground looping

The 593 is available in three versions: RS-422, DB-25, and Terminal Block. The 593 Series connects any RS-422 or RS-485 equipment and isolates RS-485 and RS-422 signals.

All Models have selectable Dip switch settings for RS-422/RS-485 applications. The Model 593 Series provides 2500Vrms of isolation and supports data rates up to 115.2 kbps. The Models 593/25F/45/TB are powered by an external +5V regulated power supply.

The Models 593/25F, 593/45, and 593/TB isolates transmit data (XMT+ and XMT-) and receive data (RCV+ and RCV-). The Model 593/45 has a RJ-45 on both sides, the Model 593/TB has a terminal block on both sides, and the Model 593/25F has DB-25 female connectors on both sides.

  • Switched-56 and All Rate Dedicated Operation
  • Asynchronous Operation
  • Half or Full Duplex over 2 or 4 wire lines
  • Maximum cable length 4000 ft.
  • Supports Data rates to 115.2 kbps
  • 2500 Vrms isolation
  • Made in the USA — This Patton equipment is designed by Patton engineers and built in our Gaithersburg, Maryland facility. Patton's American-made manufacturing process delivers high-quality networking solutions with reliability you can trust.
# Model # Description Availability
1 593/25F/UI RS-422/485 DB25 OPTICAL ISOLATOR, 120-220 VAC End of Life-Notice

2 593/45/UI RS-422/485 RJ45 OPTICAL ISOLATOR, 120-220 VAC End of Life-Notice

3 593/TB/UI RS-422/485 TERMINAL BLOCK OPTICAL ISOLATOR, 120-220 VAC End of Life-Notice


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