RS232/RS485

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RS232 to RS485 Converter
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6.93€
USB to RS485 Adapter
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3.74€
RS232 to RS485 Adapter (H2-232-485)

*We can not accept international order online with the flat-Rat shipping cost. If you want order from out of Germany, please contact us contact@h-2technik.com. Thank you for your understanding.

Technical Data:

  • RS232 9DB Female connector/RS485 DB9 Male connector + PCB interface Board
  • Asynchronous, half-duplex, differential transmission
  • 300~115200bps transmission rate
  • 63mm x 33mm x 17mm
  • 1200m (RS-485) Transmission distance
  • Manual to download

RS232 pin definition

   
DB9 Female PinSignal
  
       
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  • 4
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  • 5
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  • 6
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  • 7
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  • 8
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  • 9
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  • DCD
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  • RXD
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  • TXD
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  • DTR
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  • GND
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  • DSR
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  • RTS
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  • CTS
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  • RI
  •   
 

RS485 pin definition

      
DB9 Pin (Male)Terminal Board
  
       
  • 1
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  • 2
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  • 3
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  • 4
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  • 5
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  • 6
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  • 7
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  • 8
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  • 9
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  • T/R+
  •    
  • T/R-
  •    
  • ---
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  • ---
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  • GND
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  • +5V ~ +12V
  •    
  • ---
  •    
  • ---
  •    
  • --
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If the converter locates at network terminal, you need to add a terminal resistance of 120 ohms, 1 / 4W,to prevent signal reflection.
RS232 to RS485 Converter
Add to Cart
6.93€
USB to RS485 Adapter (H2-USB-RS485)

*We can not accept international order online with the flat-Rat shipping cost. If you want order from out of Germany, please contact us contact@h-2technik.com. Thank you for your understanding.

USB to RS485 Adapter



USB to RS485 Adapter
Add to Cart
3.74€
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