General Block Information; Device Description; Node Address; Modes - Emerson Rosemount Reference Manual

Section 4: F fieldbus Configuration
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April 2014
Failure to follow these installation guidelines could result in death or
serious injury.
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Explosions could result in death or serious injury.
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Process leaks could result in death or serious injury.
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Electrical shock could cause death or serious injury.
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4.3

General block information

4.3.1

Device description

Before configuring the device, ensure the host has the appropriate Device Description file
revision. The device descriptor can be found on the F
www.rosemount.com. As of February 2011, the current revision of the Rosemount 3144P with
F
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4.3.2

Node address

The transmitter is shipped at a temporary (248) address, to enable F
systems to automatically recognize the device and move it to a permanent address.
4.3.3

Modes

The resource, transducer, and all function blocks in the device have modes of operation that
govern the operation of the block. Every block supports both automatic (AUTO) and out of
service (OOS) modes, and other modes may also be supported.
Changing modes
To change the operating mode, set the MODE_BLK.TARGET to the desired mode. After a short
delay, the parameter MODE_BLOCK.ACTUAL should reflect the mode change, if the block is
operating properly.
140
Make sure only qualified personnel perform the installation.
Do not remove the connection head cover in explosive atmospheres when the
circuit is live.
Before powering a F
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sure the instruments in the loop are installed in accordance with intrinsically safe or
non-incendive field wiring practices.
Verify that the operating atmosphere of the transmitter is consistent with the
appropriate hazardous locations certifications.
All connection head covers must be fully engaged to meet
explosion-proof requirements.
Do not remove the thermowell while in operation.
Install and tighten thermowells and sensors before applying pressure.
Use extreme caution when making contact with the leads and terminals.
fieldbus protocol is device revision 3.
fieldbus segment in an explosive atmosphere, make
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Reference Manual
00809-0100-4021, Rev GC
fieldbus page on
fieldbus host
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Foundation™ fieldbus configuration