YOKOGAWA WT210 User Manual

11-3
IM 760401-01E
Serial Interface (Option)
11
11.2 Connecting the Interface Cable
When connecting this instrument to a personal computer, make sure that the
handshaking method, data transmission rate and data format selected for the instrument
match those selected fro the computer. For details, refer to the following pages. Also
make sure that the correct interface cable is used.
Connector and Signal Names
Numbers in the figure represent the Pin Nos.
Pins 8 through
13 are not used
20
1
234 5
6
7
SERIAL Connector: DBSP-JB25S or equivalent
Pins 14 through
19 are not used
Pins 21 through
25 are not used
1 AA(GND: Protective Ground) Grounded to the case of this instrument
2 BA(TXD: Transmitted Data) Data transmitted to personal computer
Signal direction: output
3 BB(RXD: Received Data) Data received from personal computer
Signal direction: input
4 CA(RTS: Request to Send) Signal used to handshake when receiving data from
personal computer
Signal direction: output
5 CB(CTS: Clear to Send) Signal used to handshake when transmitting data to
personal computer
Signal direction: input
6 CC(DSR: Data Set Ready) Signal used to handshake when transmitting data to
personal computer
Signal direction: input
7 AB(GND: Signal Ground) Ground for signals
20 CD(DTR: Data Terminal Ready) Signal used to handshake when receiving data from
personal computer
Signal direction: output
Note
Pins 8 to 19 and 21 to 25 are not used.
Signal Direction
The figure below shows the direction of the signals used by the serial interface.
Computer
6
20
4
5
2
3
This
instrument
CC(DSR)
CD(DTR)
[ data terminal ready]
CA(RTS) [ request to send]
CB(CTS) [ clear to send ready]
BA(TXD) [ transmitted data]
BB(RXD) [ received data]

YOKOGAWA WT210 Specifications

General

Brand	YOKOGAWA
Model	WT210
Category	Measuring Instruments
Language	English