Dps Pressure Measurement; Serial Data Communications Settings; Applications; Rs-485 Connections - GE Baker Hughes 8000 Series Instruction Manual

3. DPS Pressure Measurement

The pressure reading and pressure units are outputted as ASCII text. The reading rate is user
programmable from ten readings per second to one reading per 9999 seconds.

3.1 Serial Data Communications Settings

Bi-directional digital communication, no handshaking, 9600 baud, 8 bit data, 1 stop bit. The
sensor may be used as a single transducer directly connected to a serial interface. It can also
be part of a network of devices using the programmed addressing facility.

3.2 Applications

The sensor may be used as a single transducer directly connected to a serial interface. It can
also be part of a network of devices using the programmed addressing facility.

3.3 RS-485 Connections

Standalone RS-485 electrical connections:
i. RS-485 B (or RS-485 -)
ii. +ve supply
iii. 0V supply
iv. RS-485 A (or RS-485 +)
v. Transducer body (screen)
Note: For electrical connections refer to the sales data sheet.
Other connectors available, refer to manufacturer.
11 - 28 V DC
0 V
RS-485 A
RS-485 B
© 2010 Baker Hughes, a GE company – All rights reserved.
Figure 3-1: RS-485 Direct Connection
Serial Data Communications Settings
8000/8100/8200 Series Instruction Manual-English | 9
Pressure