Rs 232/Rs 485 Communication Description; Communication Format - Agilent Technologies TV 1001 SEM Notice De Mode D'emploi

This is a 9 pin D-type serial input/output connector to control via an RS 232 or
RS 485 connection the TV 1001.
Tab. 5
PIN N.
1
2
3
4
5
6
7
8
9
Note that the vent valve can also be controlled by means of the serial
NOTE
connection.
A serial communication kit with a serial cable and the Navigation software is
available (optional).

RS 232/RS 485 Communication Description

Both the RS 232 and the RS 485 interfaces are available on the connector P2.
The communication protocol is the same (see the structure below), but only
the RS 485 manages the address field. Therefore to enable the RS 485 is
necessary to select the type of communication as well as the device address by
means of the Navigator software.

Communication Format

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
TV 1001 SEM User Manual / 87-900-973-01 (H)
Signal characteristics and use
8 data bit
no parity

RS 232/RS 485 Communication Description

SIGNAL NAME
SPARE
TX (RS232)
RX (RS232)
SPARE
GND
A + (RS485)
SPARE
B – (RS485)
RESERVED
Technical Information
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