MSA General Monitors OBSERVER-i - Observer-I; Introduction; Scope; Purpose

OBSERVER-i HART
6
1.0 INTRODUCTION
1.1 SCOPE
The HART configuration of the Observer-i ultrasonic gas leak detector complies with HART Protocol
Revision 6.0. This document specifies all of the device specific features and documents HART Protocol
implementation details. The functionality of this Field Device is described sufficiently to allow its proper
application in a process and its complete support in HART capable Host Applications.
1.2 PURPOSE
This specification is designed to complement the Observer-i Instruction Manual by providing a complete
description of this field device from a HART Communications perspective. This specification is designed
to be a technical reference for HART capable host application developers, system integrators, and
knowledgeable end users.
1.3 REFERENCES
Document Name
Document Relationship
HART Communications
Protocol Specifications
This is used to insure compliance with the HART
Communication Protocol.
Observer-i Instruction
Manual
This is the Observer-i Product Instruction Manual.
Table 1: Reference Documents
2.0 DEVICE IDENTIFICATION
The following Table 2 is the Field Device Identification Data for the instrument.
Manufacturer’s
Name
MSA
Model Number
Observer-i
HART ID Code
223 (DF Hex)
Device Type
Code:
150 (96 Hex)
HART Protocol
Revision
6.0
Device
Revision:
1
Number of
Device Variables
0
Physical Layers
Supported
1
Physical Device
Category
FSK
Table 2: Field Device Identification Data