Section 1

Table of Contents

 

Conventions

1

General Information

2

Water Source Heat Pump Units

2

Water Source Heat Pump Systems

3

WattMaster WHP Control System

4

WHP Controller

4

Make Up Air Controller

5

WHP Sequence of Operation

6

HVAC Mode of Operation

6

Occupied/Unoccupied Mode of Operation

7

Vent Mode Operation

7

Off Mode of Operation

7

HVAC Operation w/ Reversing Relay

8

HVAC Operation w/ Heat/Cool Relays

9

WHP Loop Controller Sequence of Operations

10

Summary

10

Pump Control

10

Pump VFD Control

11

Compressor Control

11

Heat Rejection Control

12

Staged Heat Rejection

12

Heat Addition Control

12

Staged Heat Addition

13

Proportional Heat Addition

13

Water Temperature Alarming

14

Fire Alarm

14

Notes:

16

Table of Figures

 

Figure 1-1:Typical Water Source Heat Pump

3

Figure 1-2:Typical Water Source Heat Pump System

3

Figure 1-3:Typical WattMaster WHP System

15

Design Guide

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Heat Controller Water Source Heat Pump manual Section, Table of Contents, Table of Figures, Design Guide