Rear Panel
Chapter Three: Hardware Overview
34
Serial Interface or IEEE-488 Connector
Slot 1 will contain either the Serial Interface or the IEEE-488 board, depending on which remote
communications option you ordered. The remote communications feature allows the 670
instrument to communicate with, and be controlled by, a computer equipped with the appropriate
communications software. To use a computer to control the 670 instrument, place the Key Lock
switch on the front panel of the 670 instrument in the
REMOTE
position.
Serial Interface (RS-232) Connector
The Serial Interface connector is a 9-pin male Type “D” connector. The pinout of the connector
is listed in Table 7.
Pinout of the Serial Interface Connector
Pin Number
Assignment
1
No Connection
2
Transmit Data
3
Receive Data
4
No Connection
5
Digital Ground
6
No Connection
7
No Connection
8
No Connection
9
No Connection
Table 7: Pinout of the Serial Interface Connector
Note
There is no internal connection on pins assigned a “No Connection”
function.
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