Gassonic Observer-i HART
6
1.0
INTRODUCTION
1.1 SCOPE
The HART configuration of the Gassonic 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 Gassonic 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.
Gassonic Observer
-i
Instruction Manual
This is the Gassonic 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
