Tektronix LumaColor II J18, Instruction Manual

Page: 44 / 114

RS-232D Operation
3–2 J18 Photometer Instruction Manual
RS-232 Pin Connections
An RS-232 cable is available as an optional accessory to the J18
(refer to Replaceable Parts for ordering information). This cable has
a 3.5 mm connector for the J18, and a DB-9 female connector for
connection to the computer. (Another common RS-232 connector on
computers is the DB-25 connector. Adapters are commercially
available to convert from the DB-9 connector to a DB-25 connector.)
Figure 3–2 shows the pin connections of the J18 RS-232 port and the
optional RS-232 cable.
5
9
4
8
3
7
2
6
1
1 2 3
Ground
Receive
Transmit
RS-232
DB-9
(Female)
3.5 mm Stereo Phone Plug
Figure 3–2: RS-232 Pin Connections
RS-232D Operation
3–2 J18 Photometer Instruction Manual
RS-232 Pin Connections
An RS-232 cable is available as an optional accessory to the J18
(refer to Replaceable Parts for ordering information). This cable has
a 3.5 mm connector for the J18, and a DB-9 female connector for
connection to the computer. (Another common RS-232 connector on
computers is the DB-25 connector. Adapters are commercially
available to convert from the DB-9 connector to a DB-25 connector.)
Figure 3–2 shows the pin connections of the J18 RS-232 port and the
optional RS-232 cable.
5
9
4
8
3
7
2
6
1
1 2 3
Ground
Receive
Transmit
RS-232
DB-9
(Female)
3.5 mm Stereo Phone Plug
Figure 3–2: RS-232 Pin Connections