2
Installation instructions
Plexus
We reserve the right to make changes
2019-06-20
We reserve the right to make changes
2019-06-20
lindab | we simplify construction
1 Content and symbols
1. Content and symbols .................................................. 2
1.1
Content ................................................................. 2
1.2
Symbols ................................................................ 3
2. Control of delivery ....................................................... 3
2.1
Before you start .................................................... 3
2.2
Safe operation ....................................................... 3
2.3
Receipt of goods .................................................. 3
2.4
Unloading of goods .............................................. 3
2.5
Handling / Carrying ............................................... 3
2.6
Tools ..................................................................... 4
2.7
Installation ............................................................. 4
2.8
Where to find additional instructions or technical
documentation ...................................................... 4
2.9
Cleaning after assembly/before commissioning ... 4
2.10 Packing, unpacking guideline ............................... 5
2.11 Product labelling ................................................... 6
2.12 Order code ............................................................ 7
2.13 Order code examples ........................................... 7
2.14 Label ..................................................................... 7
2.15 Contents of order .................................................. 8
2.16 Plus features ......................................................... 8
2.16.1 Inlet faceplates ...................................................... 8
2.16.2 Outlet front grilles ................................................. 8
2.16.3 Integrated valves ................................................... 8
2.16.4 Integrated Actuators ............................................. 8
2.16.5 Integrated Regula components ............................ 8
2.17 Accessories ........................................................... 8
3. Product specification .................................................. 9
3.1
Product description .............................................. 9
3.2
Dimensions ........................................................... 9
3.3
Plexus ................................................................... 9
3.4
Material data ....................................................... 10
3.5
Environmental Declarations ................................ 10
3.6
Working and test pressure .................................. 10
3.7
Water quality ....................................................... 10
3.8
Air quality ............................................................ 10
3.9
Capacity test ....................................................... 10
4 Connections ................................................................ 11
4.1
Water connections .............................................. 11
4.1.1 Before installation ............................................... 11
4.1.2 Push on fitting ..................................................... 12
4.1.3 Compression fitting ............................................. 12
4.1.4 Flexible hoses ..................................................... 12
4.1.5 Additional Lindab accessories for water
connections ........................................................ 13
4.1.6 Possible connections water cooling
(2-pipe, Standard) ............................................... 14
4.1.7 Possible connections water cooling and
heating (4-pipe, Plus feature) ............................. 14
4.2.
Air connections ................................................... 16
4.2.1 Air connection installation ................................... 16
4.2.2 Possible connections supply air ......................... 16
4.2.3 Possible connections exhaust air ....................... 16
4.3
Possible combination of connections ................. 16
4.4
Electrical connections ......................................... 17
4.4.1 Regula components on the beam ....................... 17
4.4.2 Example 1: Wiring scheme with Regula
Connect multi ...................................................... 18
4.4.3 Example 2: Wiring scheme with Regula
Connect basic ..................................................... 18
4.4.4 Regula Connect on the beam ............................. 19
4.4.5 Regula Secura on the beam ............................... 19
4.4.6 Valves and Actuators on the beam ..................... 19
4.4.7 Regula Combi on/with the beam ........................ 19
4.4.8 Actuators ............................................................. 19
5 Installation of product ................................................ 20
5.1
Handling of product ............................................ 20
5.2
Ceiling systems ................................................... 20
5.3
General installation principles ............................. 21
5.3.1 Recessed in suspended T-bar ceiling ................ 21
5.3.2 Exposed, sealed to the ceiling ............................ 21
5.3.3 Exposed, free hanging ........................................ 21
5.3.4 Free hanging above perforated or eggcrate
ceiling .................................................................. 21
5.3.5 Recessed in suspended (permanent) ceiling ...... 21
5.3.6 Recessed in suspended (permanent) ceiling
without cover flanges .......................................... 21
5.4
Preparation for installation on the product ......... 22
5.5
Preparation for installations of the product ........ 23
5.5.1 Basics steps of installing the product ................. 24
6 Adjustment and commissioning ............................... 28
6.1
Airflow and pressure ........................................... 28
6.1.1 Jet cone 2 adjustment pins ................................. 28
6.1.2 Finding values for JetCone pins ........................ 29
6.1.3 Adjusting air flow and pressure
with JetCone pins ............................................... 29
6.2
Adjustment of air distribution profile ................... 30
6.3
Measuring air pressure and calculating
the air flow .......................................................... 30
6.3.1 Measuring static nozzle pressure and air
pressure .............................................................. 30
6.3.2 Calculating the actual air flow ............................. 30
6.3.3 Changing the actual air flow ............................... 30
6.3.4 Changing the air distribution profile .................... 30
6.3.5 Plexus pressure / airflow diagrams ..................... 31
6.4
Water flow rate .................................................... 32
6.4.1 Pre-setting of valves ........................................... 32
6.4.2 Balancing strategy .............................................. 32
7. Maintenance .............................................................. 33
7.1
Remove the outlet front grille .............................. 33
7.2
Open inlet faceplate ............................................ 33
7.3
Opening inspection hatch ................................... 33
7.4
Lower battery ...................................................... 34
8 Accessories ................................................................ 35