User Manual

3
Table of contents
1
Introduction to Economizer tx2 .............................................................5
2 Basics.......................................................................................................6
3 Economizer tx2........................................................................................6
3.1 Overview ...................................................................................................6
3.2 Principles of the tx2 Economizer strategy.................................................7
3.3 The principle functions ..............................................................................8
3.3.1 Comfort area .............................................................................................8
3.3.2 tx2 control..................................................................................................9
3.3.3 ERC strategy........................................................................................... 11
3.3.4 Weighted processes................................................................................12
3.3.5 Energy comparison with other strategies................................................13
3.3.6 Additional functions.................................................................................14
4 Energy savings......................................................................................15
5 Advantages and customer benefits ....................................................16
5.1 Advantages .............................................................................................16
5.2 Customer benefits...................................................................................16
6 Field of use ............................................................................................16
7 Display and operation ..........................................................................17
8 System hardware ..................................................................................17
9 Field devices..........................................................................................17
10 Versioning..............................................................................................17
11 Appendix................................................................................................18
11.1 Plant components ...................................................................................18
11.2 h,x-diagram .............................................................................................19
11.3 ERC control behavior..............................................................................20
12 About this document ............................................................................22