This course covers positive displacement meters, their operating theory, and considerations for
installation and operation.

Course Prerequisites

• GTA Web-Based Training
  o Core WBT
  o Statistics and Uncertainty
  o Gas Properties I
  o Gas Properties II
• GTA Instructor-Led Training
  o Measurement Systems

Course Objectives

Upon completion of this course, the student will have received instruction designed to assist him/her in
the following:

• Describe the operating theory of positive displacement meters.
• Explain how pressure, temperature, and specific gravity affect the measurement of gas.
• Explain how meter proving helps eliminate measurement errors.
• Explain the need for routine inspections and maintenance of positive displacement meters.

Course Outline

1. Positive Displacement Meters
2. Linear Meter Equations
3. Meter Proving
4. Routine Maintenance

Recommended Resources

• GTA Positive Displacement Meters Participant Guide
• GTA Positive Displacement Meters Instructor Presentation.
• Positive displacement meter industry standards.
• Internet sites and textbooks related to positive displacement meters.