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Approved Filler and Approved Handler Test Certificate Training
May 15, 2014


Refrigerant License New Zealand offer a two day course in DDC HVAC Controls.

The first course we ran received excellent feedback:

"Fantastic as a first step into the dark art of DDC Controls!"

"The course is highly recommended for industry professionals wanting to gain a good understanding of DDC applications and is also a good refresher to more experienced people"

Who Would Benefit From This Course?

This course would suit Individuals that are looking to gain a fundamental understanding of control processes and application of Direct Digital Control (DDC) in the HVAC sector, or people seeking to enter the field of Building Management System (BMS) controls, servicing and engineering.

Please register your interest here

  • Two full days
  • NZ $700 (plus GST) per participant. Includes lunch
  • Prior booking essential

* Subject to enrolment numbers

Course Outline

Control Basics
Have a basic understanding of the control process

  • Describe what a sensor is and its use
  • Understand where sensors should be located
  • Describe how a controller works
  • Describe what a controlled device is and how it can be used

Introduction to Direct Digital Control (DDC)

  • Describe what a DDC is and have a basic understanding of the functions these devices can perform
  • Describe common terminologies used by a DDC
  • Understand the fundamentals of how PID Loops function
  • Describe some basic programming blocks used in a DDC configuration

DDC Networking Basics

  • Have an understanding of why we network DDC's
  • Understand how DDC's communicate and share information

DDC programming Basics

  • Describe a DDC program
  • Understand the basics of configuration logic
  • Understand how a program functions


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