SYX66x Commissioning Guide V1.10.3 300117
Page 2 of 61
Table of Contents
1. INTRODUCTION....................................................................................................................................................... 4
1.1 Important Information Regarding Product Safety..........................................................................................5
1.2 Notes on Disposal ...........................................................................................................................................5
1.3 INPUTS ............................................................................................................................................................6
1.4 ANALOGUE OUTPUTS .....................................................................................................................................7
1.5 OUTPUTS......................................................................................................................................................... 7
1.6 WEB BROWSER CONNECTION........................................................................................................................8
2 CONFIGURATION OVERVIEW.................................................................................................................................. 9
3 Equipment Selection and location........................................................................................................................10
3.1 Heating Application Example..............................................................................................................................10
3.2 HWS Application Example ..................................................................................................................................10
4 Connection Diagrams............................................................................................................................................12
4.1 Connection Diagram: Optimiser Mode...............................................................................................................12
4.2 Connection Diagram: Optimiser/Compensator Mode .......................................................................................13
4.3 Connection Diagram: Compensated Day/Night Reduced ..................................................................................14
4.4 Connection Diagram: Compensated Day/Night Frost Protection ......................................................................15
4.5 Connection Diagram: Y PLAN Mode ...................................................................................................................16
5 Access and Controller Configuration....................................................................................................................17
6. Controller Principles and Operational Features in detail .....................................................................................24
6.1 Optimum Start ..............................................................................................................................................24
6.2 Optimum Stop ..............................................................................................................................................24
6.3 Outside High Shutdown................................................................................................................................24
6.4 Flow Economy Mode ....................................................................................................................................25
6.5 Frost Protection............................................................................................................................................25
6.6 Pump Run On................................................................................................................................................25
6.7 Boiler Control................................................................................................................................................25
6.8 Valve Exercise ...............................................................................................................................................26
6.9 Pump Exercise...............................................................................................................................................26
6.10 Service Mode................................................................................................................................................26
6.11 Heating and Hot Water Time Extension .......................................................................................................26
6.12 Summer Winter Time Change and Leap Years .............................................................................................26
6.13 Space Temperature High Limit .....................................................................................................................26
7. Parameter Summary.............................................................................................................................................27
8. Menu Pages and Methods to Access Them..........................................................................................................32
8.1 Starting the Controller..................................................................................................................................32
8.2 Connecting with a laptop..............................................................................................................................32
8.3 Passcodes......................................................................................................................................................32
