Table Of Contents - Emerson XEV22D Installation And Operation Manual

Driver for stepper electronic expansion valves
Table of Contents

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Table of Contents

1 INTRODUCTION.......................................................................................................................................................... 1
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2 OVERVIEW ................................................................................................................................................................... 1
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3 WIRING CONNECTIONS ........................................................................................................................................... 2
4 WIRING GUIDELINES................................................................................................................................................ 3
5 MOUNTING AND POWERING ................................................................................................................................. 4
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XEV22D ............................................................................................................................................. 4
5.2.1. Choosing Transformer Sizes ................................................................................................................................. 4
5.2.2. XEV22D Power Wiring......................................................................................................................................... 5
5.2.3. Wire Type and Maximum Distances ..................................................................................................................... 5
6 VALVE CONNECTIONS AND CONFIGURATION ............................................................................................... 6
7 ABSOLUTE MAXIMUM POWER ............................................................................................................................. 8
8 FRONT PANEL ............................................................................................................................................................. 9
8.2. XEV22D LEDS............................................................................................................................................................ 9
9 USER INTERFACE .................................................................................................................................................... 10
10 PARAMETERS.......................................................................................................................................................... 12
11 DIGITAL INPUTS..................................................................................................................................................... 17
12 FORCED OPENING ................................................................................................................................................. 17
13 ELECTRICAL CONNECTIONS ............................................................................................................................ 17
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14 RS485 SERIAL LINE ................................................................................................................................................ 17
15 HOW TO USE THE HOT KEY ............................................................................................................................... 18
16 DISPLAY MESSAGES ............................................................................................................................................. 19
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