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RS-232 to RS-422/RS-485 Isolated Converter


IC485AI is a 2-way converter converting RS-232 signals into RS-422/RS-485 signals in long-distance application up to 1200m (4000 ft.). Its built-in RS-485 automatic flow and direction monitoring function can suppress signal surge.


Package Contents

  • 1x Industry Control
  • 1x Power Adapter
  • 1x User Instructions
  • Automatic internal RS-485 bus supervision.
  • No external flow control signals for RS-485 required.
  • Transient suppression on RS-485 data lines.
  • DCE / DTE selectable.
  • Point-to-Point; Multidrop; and Simplex operating modes.
  • Four wire full duplex; two wire half duplex.
  • LEDs for easy status monitoring.
  • Minimum 2000V isolation protection.
  • Compact size• Cable distance of up to 1200m (4000 ft.).
  • Supports baud rates up to 115.2kbps.
  • OS Support: Windows 2000, Windows XP

RS-232 to RS-422/RS-485 Bidirectional Converter

Connectors1 DB-25 Female (RS-232)
RS-485 / RS-422 Four Terminal Block
Grounding Tab
SwitchesDCE, DTE
Segment 1~3: Baud Rate;
Segment 4: Reserved;
Segment 5~6: Data Format (bits);
Segment 7~8: RS-422 / RS-485 Operating Mode
Power ConsumptionDC9V, 0.9W (Max)
Signal Range1200 m [4000'] (Max)
Data RateUp to 100 Kbps Under 1200 m [4000']
Operating Temperature0 ~50˚C
Storage Temperature-20 ~ 60˚C
Humidity0~80% RH, NC
Physical Properties
Weight0.06 kg ( 0.13 lb )
Dimensions (L x W x H)7.90 x 5.45 x 2.10 cm
(3.11 x 2.15 x 0.83 in.)
NoteFor some of rack mount products, please note that the standard physical dimensions of WxDxH are expressed using a LxWxH format.