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1.3.2 Connecting the Personal Computer
When connecting SR-LEDW/SR-UL2/SR-UL1R/SR-3AR to a PC, use a RS-232C or USB cable.
When using a RS-232C cable, use an interlink cable of serial cross type supporting for a DOS/V
PC.
The RS-232C signal line of the instrument is arranged according to the 9 pin D-SUB being used
in the DOS/V personal computer, etc. Arrange the wiring while referring to the following diagram
when connecting to a computer.
∙ Communication cables are not supplied with the unit. If cables are to be used, they should
be purchased separately.
∙ For the connection at the personal computer, refer to the manual of your personal
computer.
Remember
!
∙ Please do not insert and remove cables while the power of instrument is on.
2
2 3
3
3 2
4
4 20
5
5 7
6
6 6
7
7 4
8
8 5
9
9
Specifications for the RS-232C are as follows:
∙ Communication method : Full duplex
∙ Synch method
: Start-stop transmission
∙ Communication rate
: 4800/9600/19200/38400 bps (
B
its
P
er
S
econd)
∙ Bit structure
: Data length
: 7 bits/8 bits
Parity
: Even/Odd/None
Stop bit
: 1 bit/2 bits
∙ Communication format
: ASCII
∙ Delimiter
:
“CR+LF" or “CR” is appended to the end of the communication data row
before transmission.
Select the remote command terminal codes
☞
‘3.10 Remote Command Terminal codes’
TXD
RTS
DTR
SG
DSR
CTS
RXD
RXD(RD)
DSR(DR)
CTS(CS)
SG(SG)
DTR(ER)
RTS(RS)
TXD(SD)
DOS / V
SR-LEDW/SR-UL2/
SR-UL1R/SR-3AR
D-sub9Pin
Male
D-sub9Pin
Male
D-sub25Pin
Female
D-sub9Pin
Female
D-sub9Pin
Female
D-sub9Pin
Female
D-sub25Pin
Male
Note
Содержание SR-3AR
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