Technologies Computer Driver Instruction Manual
FS-8700-41 Simplex 4100 Driver Manual            Page 6 of 58 
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com 
Tel: (408) 262-2299 Fax: (408) 262-2296 Toll_Free: 888-509-1970  email: support@fieldserver.com 
3.  Hardware Connections 
The  FieldServer  is  connected  to  the  Simplex  Device’s  RS-232  port  of  device  type 
"COMPUTER",  the  following  port  attributes  may  be  configured  specifically  for  that  particular 
port: 
Ensure that these settings correspond to the settings described in section 4 of this document. 
Sim4100 Panel 
Setting  Default 
Options 
Baud Rate  9600  75, 110, 134.5, 300, 600, 1200, 1800, 2000, 2400, 4800, 9600, 19200 
Parity  EVEN
1
  ODD, EVEN, MARK, SPACE, NONE 
Data Bits  8  7 or 8 
Stop Bits  1  1 or 2 
Sim4100U Panel 
Setting  Default 
Options 
Baud Rate  9600  75, 110, 134.5, 300, 600, 1200, 1800, 2000, 2400, 4800, 9600, 19200 
Parity  NONE
1
  ODD, EVEN, MARK, SPACE, NONE 
Data Bits  8  7 or 8 
Stop Bits  1  1 or 2 
The  following  are the  Simplex,  recommended  connections  to be  used  in  cabling  between  the 
4100 and the FieldServer device.  For the computer device, the standard EIA signal description, 
and the 25 pin (DB25) and 9 pin (DB9) connector assignments are shown. 
4100 Host  Computer 
4100 
Port 
ATB1 
Port 
BTB2 
DB25 Pin
Signal 
Cable 
Signal  DB25Pin  DB9Pin 
8  1  2  TXD  →  RXD  2  2 
6  3  3  RXD  ←  TXD  3  3 
7  2  4  RTS 
2
  RTS  4  7 
5  4  5  CTS    CTS  5  8 
4  5  7  GND  ──  GND  7  5 
1
Odd or Even parity is recommended (by Simplex) to provide additional error detection at the character 
level.
2
 Note, that if HSHAKE is not used (Simplex Device Setting), the connections between RTS and CTS are 
not required 










