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

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
HART Communications
Protocol Specifications
Observer-i Instruction
Manual
2.0

DEVICE IDENTIFICATION

The following Table 2 is the Field Device Identification Data for the instrument.
Manufacturer's
Name
HART ID Code
HART Protocol
Revision
Number of
Device Variables
Physical Layers
Supported
Physical Device
Category
Document Relationship
This is used to insure compliance with the HART
Communication Protocol.
This is the Observer-i Product Instruction Manual.

Table 1: Reference Documents

MSA Model Number
Device Type
223 (DF Hex)
6.0
Revision:
0
1
FSK

Table 2: Field Device Identification Data

6

Observer-i

150 (96 Hex)
Code:
Device
OBSERVER-i HART
1