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Patton Electronics 593
RS-422/RS-485 Optical Isolators

Model 593 Series
RS-422/RS-485 Optical Isolators
Asynchronous RS-422/RS-485 optical isolators which guard your asynchronous data equipment from the hazards of ground looping
Model 590
  Features & Benefits
  • 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

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.


Ordering Information
593/45 RJ-45 jacks on both sides
593/TB Terminal blocks with strain relief on both sides
593/25F DB-25 female connectors on both sides


Transmission Format: Asynchronous, full or half duplex
Interface Standard: RS-422/RS-485
Connectors: Model 593/25F; DB-25 female on both sides
Model 593/45; RJ-45 on both sides
Model 593/TB; Terminal block on both sides
Data Rates: Up to 115.2 kbps
Power Supply: Power, Ready, Individual Port Activity
Connectors: External wall-mount transformer, Regulated +5 VDC 20mA
Isolation: 2500 Vrms/optical Isolation
Dimensions: Model 593/45 & 593/TB; 3.8L x 2.1W x 0.79H
Model 593/25; 4.1L x 2.1W x 0.79H
Temperature Range: 0-60C (32-140F)
Altitude: 0-10,100 feet
Humidity: 5 to 95% noncondensing


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