PATTON ELECTRONICS COMPANY

2086FRJ11, 2086FRJ11/230, 2086MRJ11, 2086MRJ11/230
Card Type Transceiver
Maximum Transfer Rate 115.2Kbps
Topology Star, Daisy-Chain
Wiring Type Shielded twisted pair
Unshielded twisted pair
Data Bus External


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CONNECTIONS

Function

Label

Function

Label

DB-25 port (RS-232)

CN1

RJ-11 port (RS-485)

CN2


USER CONFIGURABLE SETTINGS

Function

Label

Position

» Factory configured - do not alter SW1/3 Off
» Full duplex mode enabled JP4A Open
  Half duplex mode enabled JP4A Closed
» Impedance selection 12k Ohm JP4B Open
  Impedance selection 120 Ohm JP4B Closed


TRANSMITTER CONTROL SELECTION

Setting

 SW1/1 SW1/2 SW1/4
 

RTS controls transmitter

 On Off Off
 

DTR controls transmitter

 Off On Off
»

Transmitter is always enabled

 Off Off On


WIRING SELECTION

Setting

 JP3A JP3B
»

4 wire mode

 Open Open
 

2 wire mode

 Closed Closed

Note:  If 2 wire mode is selected, JP4A must be set to closed.


MISCELLANEOUS TECHNICAL NOTES

Models 2086MRJ11 and 2086MRJ11/230 have male DB-25 ports.  Models 2086FRJ11 and 2086FRJ11/230 have female BD-25 ports.  Models 2086MRJ11/230 and 2086FRJ11/230 are international models.