Emerson Micro Motion SGM Series User Manual

Contents
Part I Getting Started
Chapter 1 Before you begin ............................................................................................................ 3
1.1 About this manual ........................................................................................................................3
1.2 Model codes and device types ......................................................................................................3
1.3 Communications tools and protocols ...........................................................................................4
1.4 Additional documentation and resources .................................................................................... 4
Chapter 2 Orientation and planning ............................................................................................... 5
2.1 Functional view of the SGM ..........................................................................................................5
2.2 Terms and definitions .................................................................................................................. 7
2.3 Core process variable: Specific gravity, molecular weight, or relative density ............................... 8
2.3.1 Core process variable and available gas process variables .............................................. 8
2.3.2 Core process variable, gas process variables, and required data .....................................9
2.4 Equations used to calculate specific gravity, molecular weight, and relative density .................. 13
Chapter 3 Quick start ................................................................................................................... 15
3.1 Power up the transmitter ........................................................................................................... 15
3.2 Check meter status .................................................................................................................... 15
3.3 Make a startup connection to the transmitter ............................................................................ 16
Part II Configuration and commissioning
Chapter 4 Introduction to configuration and commissioning ........................................................21
4.1 Default values ............................................................................................................................ 21
4.1.1 SGM default values ......................................................................................................21
4.2 Enable access to the off-line menu of the display ....................................................................... 23
4.3 Disable HART security ................................................................................................................ 23
4.4 Set the HART lock ...................................................................................................................... 26
4.5 Restore the factory configuration .............................................................................................. 27
Chapter 5 Purging and calibration ................................................................................................ 29
5.1 On-site setup requirements ....................................................................................................... 29
5.2 Preparing for SGM purging and calibration .................................................................................29
5.2.1 Core process variable: Specific gravity, molecular weight, or relative density .............. 30
5.2.2 Two-point calibration vs. three-point calibration ......................................................... 30
5.2.3 Calibration gases ......................................................................................................... 30
5.2.4 Pressure ...................................................................................................................... 31
5.2.5 Multiple calibrations ....................................................................................................35
5.3 Purge and purge-cycle the SGM device ...................................................................................... 35
5.4 Calibrate the SGM device ........................................................................................................... 36
5.4.1 Calibrate the SGM device using the display ..................................................................37
5.4.2 Calibrate the SGM device using ProLink III ....................................................................40
5.4.3 Calibrate the SGM device using the Field Communicator .............................................43
5.4.4 Troubleshooting SGM calibration ................................................................................ 46
5.5 Review data for all calibrations ................................................................................................... 46
Contents
Configuration and Use Manual i

Emerson Micro Motion SGM Series Specifications

General

Brand	Emerson
Model	Micro Motion SGM Series
Category	Measuring Instruments
Language	English