TrueFlow® User Manual - The Energy Conservatory

Table of Contents
Chapter 1 Introduction 1
Chapter 2 System Components 2
2.1 Metering Plates 2
2.2 Spacers 3
2.3 Installing the Metering Plates 5
2.3.a Installing at a Filter Slot: 5
2.3.b Installing at a Single Central Return: 6
2.4 Static Pressure Probe 7
2.5 Gauge Options 7
2.5.a DG-700 Digital Pressure Gauge: 7
2.5.b DG-2 and DG-3 Digital Pressure Gauges: 7
2.5.c Magnehelic Gauges: 8
Chapter 3 TrueFlow Meter Test Procedure 9
3.1 Set-Up to Measure the Normal System Operating Pressure 10
3.2 TrueFlow Measurement Procedure Using the DG-700 Gauge 12
3.3 TrueFlow Measurement Procedure Using a DG-3, DG-2 or Other Gauge 14
Appendix A Flow Conversion Tables 18
Appendix B Flow Resistance Correction Factors 20
Appendix C Calibration and Measurement Accuracy 22
Appendix D System Pressure Measurement Location 24
Appendix E Quick Guides 25
Appendix F References 31