Specifications

Operating Manual SEFRAM 4451
M4451 A00
19
DB-9 pin Name Note Computer DB25
pin
Direction
1
2
3
4
5
6
7
8
9
N/C
RXD
TXD
N/C
GND
N/C
RTS
CRS
N/C
-
Receive Data
Transmit Data
-
Signal ground
-
Request to Send
Clear to send
-
8
3
2
-
7
6
4
5
-
In
In
Out
Out
-
In
Out
In
-
2.10 RS-232 Configuration
Before connecting the RS-232 interface, the instrument must be properly configured.
Select UTILITY menu and then F4 - RS232 for setting of the desired baud date.
The instrument use 8 data bits, 1 stop bit, no parity and baud rate from 1200 to 115K
(1200, 2400, 4800, 9600, 19200, 38400, 57600 and 115000).