Safety Messages; Certification; 3144P Safety-Certified Identification; Installation - Emerson Rosemount 3144P Reference Manual

Reference Manual
00809-0100-4021, Rev EA
March 2007
Section 6

SAFETY MESSAGES

CERTIFICATION

3144P
SAFETY-CERTIFIED
IDENTIFICATION

INSTALLATION

www.rosemount.com
Certified Safety Instrumented
System (Safety-Certified)
4-20 mA only
Safety Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-1
Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-1
3144P Safety-Certified Identification . . . . . . . . . . . . . . . . page 6-1
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-1
Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-2
Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-2
Operation and Maintenance . . . . . . . . . . . . . . . . . . . . . . . . page 6-3
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-4
Spare Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 6-4
Procedures and instructions in this section may require special precautions to
ensure the safety of the personnel performing the operations. Information that
raises potential safety issues is indicated by a warning symbol ( ). Refer to
the following safety messages before performing an operation preceded by
this symbol.
Explosions can result in death or serious injury.
Electrical shock can result in death or serious injury.
The 3144P is certified to IEC61508 for single transmitter use in Safety
Instrumented Systems up to SIL 2 and redundant transmitter use in Safety
Instrumented Systems up to SIL 3. The software is suitable for SIL 3
application.
All safety certified 3144P transmitters require safety certified electronics.
These electronics can be identified by the yellow plastic casing surrounding
the electronics.
To identify a safety certified meter cover.
1. Verify that the electronics casing is yellow (or behind LCD).
No special installation is required in addition to the standard installation
practices outlined in this document. Always ensure a proper seal by installing
the electronics housing cover(s) so that metal contacts metal.
Environmental limits are available in the 3144P Product Data Sheet
(document number 00813-0100-4021). This document can be found at
www.rosemount.com/safety/safetytechinfo.htm.
The loop should be designed so the terminal voltage does not drop below 12
Vdc when the transmitter output is 24.5 mA.
Rosemount 3144P