Engineered Comfort Fan Coil Controller EZstat Spécifications télécharger pdf (Page 2)

Installation and Operation Manual

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Fan Coil Controller – EZstat

EC-EZstat

Date: 9-2014 Supersedes: NEW

Engineered Comfort reserves the right to change any information concerning product or speciﬁcation without notice or obligation.

Page 2 of 36

CONTENTS

1 PREFACE ....................................................................................................................................3

2 SAFETY SYMBOLS & CONSIDERATIONS....................................................................................3

3 INTRODUCTION ........................................................................................................................3

3.1 FEATURES ................................................................................................................................. 3

3.2 USER FUNCTIONS .................................................................................................................... 3

3.3 SPECIFICATIONS ...................................................................................................................... 4

3.4 EZSTAT FEATURES .................................................................................................................... 6

4 INSTALLATION ...........................................................................................................................7

4.1 MOUNTING THE EZSTAT .........................................................................................................7

4.2 CONNECTING INPUTS ............................................................................................................. 8

4.3 CONNECTING OUTPUTS ......................................................................................................... 9

4.4 CONNECTING POWER ........................................................................................................... 11

4.5 MAINTENANCE ...................................................................................................................... 11

5 USER FUNCTIONS ...................................................................................................................12

5.1 OPERATING THE EZSTAT .......................................................................................................12

5.2 ENTERING USER OR ADMIN PASSWORD............................................................................. 13

5.3 CHANGING THE ACTIVE SETPOINTS .................................................................................... 13

5.4 SETTING THE OPERATING MODES ....................................................................................... 14

6 COMMISSIONING FUNCTIONS ...............................................................................................15

6.1 CREATING AND/OR CHANGING PASSWORDS ..................................................................... 16

6.2 SETTING THE COMMISSIONING SETPOINTS ......................................................................17

6.3 SET UP THE COMMUNICATIONS ..........................................................................................18

6.4 SET THE TIME AND DATE ...................................................................................................... 19

6.5 SETTING THE OCCUPANCY SCHEDULE ................................................................................ 20

6.6 ENTER THE COMMISSIONING MODE .................................................................................. 21

6.7 ADVANCED OPTIONS ............................................................................................................ 25

7 SEQUENCES OF OPERATION ...................................................................................................27

7.1 SETPOINT LIMITS .................................................................................................................. 27

7.2 OCCUPANCY ........................................................................................................................... 27

7.3 AUTOMATIC COOLING AND HEATING CHANGEOVER ........................................................ 28

7.4 SCHEDULING OCCUPANCY ...................................................................................................28

7.5 DISPLAY BLANKING AND BACKLIGHT .................................................................................. 28

7.6 TEMPERATURE SENSING INPUTS .........................................................................................28

7.7 PID CONTROL LOOPS ............................................................................................................ 28

7.8 VALVE OPERATION FOR FAN COILS ......................................................................................28

7.9 FAN OPERATION FOR FAN COILS .........................................................................................29

7.10 ONE, TWO, AND THREE SPEED FANS ................................................................................... 29

8 SYSTEM INTEGRATION ...........................................................................................................30

8.1 BACNET OBJECTS .................................................................................................................. 30

8.2 CONNECTING TO MS/TP NETWORK .................................................................................... 34

1 2 3 4 5 6 7 ... 35 36

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Engineered Comfort Fan Coil Controller EZstat Spécifications Page 2

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