S2Tech DS EUROPE AN-401plus Series - Serial Port RS-232 (DB-9) Connection; Serial Port RS-485 (RJ-11 b) Connection

Preliminary manual AN 401 Plus V2 r12 25/10/12
-11 / 20-
2.13 Connection of (0) RS-232(DB-9) serial port
Communication serial port used, for its flexibility, for configuration and for reading of measurements in an ambient not
to noisy, from the electrical point of view (induced and radiated disturbs), and with a serial connection cable not longer
than 3 meters (baud rate can be lowered, in order to optimize serial connection for longer connection lines).
Instrument Computer
TX  RX
RX  TX
GND  GND
Most common connection to be used to connect RS 232 connection between AN401plus and PC compatible computers
are (serial straight cable):
AN 401 Plus - RS 232
Computer
Female 9 pin connector
9 pin connector
25 pin connector
TX
2
2
2
RX
3
3
3
GND
5
5
7
2.14 Connection of (1) RS-485 (RJ-11bl) serial port
RJ – 11b
Cable color code
Description
DS Europe Mod. 658-5-X serial converter
1
Brown
Not connected
ATTENZIONE: su questa connessione è presente
l’alimentazione fornita allo strumento PITAGORA
2
White
Data + ( A )
5
3
Red
Data – ( B )
4
4
Blue
GND
1
2.14.1 An401plus default serial port.
Settings are:
1. Data bit = 8
2. Parity = None
3. Stop bit = 1
4. Flux control = None
5. Baud rate = 38400