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wavin WTC-3 Design Manual
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wavin WTC-3 Design Manual

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Wavin Tempower Control
Wavin Tempower Controls
.
Intelligent Solutions for
.
Intelligent Solutions for
WTC-3 & DRT-200
WTC-3 & DRT-200
FOR RESIDENTIAL, COMMERCIAL
AND INDUSTRIAL APPLICATIONS
FOR RESIDENTIAL,
COMMERCIAL AND
INDUSTRIAL APPLICATIONS
Heating & Cooling Projects
Heating & Cooling Projects
April 2010 version 2.0
June 2010 version 2.0

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Summary of Contents for wavin WTC-3

  • Page 1 April 2010 version 2.0 June 2010 version 2.0 Wavin Tempower Control WTC-3 & DRT-200 Wavin Tempower Controls WTC-3 & DRT-200 FOR RESIDENTIAL, COMMERCIAL AND INDUSTRIAL APPLICATIONS FOR RESIDENTIAL, COMMERCIAL AND INDUSTRIAL APPLICATIONS Intelligent Solutions for Heating & Cooling Projects Intelligent Solutions for...
  • Page 2 Other settings 2 2 . . S S a a f f e e t t y y Connect WTC-3 with laptop computer General recommendations 1 1 0 0 . . T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g 4 4 1 1 3 3 .
  • Page 3 Make sure that you understand the operation of the system. If you do not understand any part of the information in this manual, contact Wavin BV. Wavin Tempower Control Wavin Tempower Control Heating and Cooling systems...
  • Page 4 In case of emergency, immediately disconnect the plug from the 230V mains. Do not use water to clean the Wavin Control System. Do not expose the Wavin Control System to flammable vapours or gases. Keep installation/data cables away from power cables >...
  • Page 5 Any type of analog room thermostat. The Wavin Tempower control system is designed for easy installation and user friendly operation to gives the highest value to low temperature heating and high temperature cooling system.
  • Page 6 The thermostat consists of two parts, the mounting plate and the front panel. The mounting plate carries The Wavin DRT-200 is an aesthetically pleasing digital room the connecting terminals. This plate should be screwed thermostat. It is designed for maximum comfort, with an accu- onto a standard 65 mm mounting box with the rate temperature sensor and built in humidity sensor.
  • Page 7 Wavin Tempower Control Manual Wavin Tempower Control Manual Ready for setting. 4 4 . . 4 4 F F u u n n c c t t i i o o n n s s 4.4.4. ON/OFF function The on/off button will turn off the heating or cooling in the room: when the thermostat in off mode then the actuator(s) is in the closed position.
  • Page 8 17 °C (default).This function can be activated sensor. This sensor continuously measures the relative humidity in the room and sends information to the WTC-3 base unit. In case by the room thermostat (default) or via a master thermostat or the of high humidity the WTC-3 will adjust the set temperature of building management system.
  • Page 9 G G e e n n e e r r a a l l d d e e s s c c r r i i p p t t i i o o n n Click the base unit onto the rail WTC-3 base unit is developed to control up to 7 thermostats and up to 21 actuators connected to the hydraulic installation.
  • Page 10 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual W W i i r r i i n n g g : : All wiring must comply with local electrical codes and specifications. TELEPHONE E-MAIL TELEPHONE E-MAIL +31(38)429411 info@wavin.com...
  • Page 11 D D e e f f a a u u l l t t s s e e t t t t i i n n g g s s W W T T C C - - 3 3 After installation of WTC-3 base unit the following settings will...
  • Page 12 C C o o n n t t r r o o l l 7 7 r r o o o o m m t t h h e e r r m m o o s s t t a a t t s s W W i i r r i i n n g g : A WTC-3 base unit can connect up to 7 room thermostats. All wiring must comply with local electrical regulations and Two (2) types of room thermostat can be connected : specifications.
  • Page 13 W W i i r r i i n n g g : : All wiring must comply with local electrical codes and specifications. Wavin recommends 18 AWG LVT or similar wire for all thermostat connections. Strip all wires to 1/4 (6.3 mm) to ensure proper connection to thermostat terminal blocks.
  • Page 14 The WTC-3 base unit continuously receives the actual relative humidity and room temperature data from every room thermostat. The built in program can calculate the actual dew point tempera- ture from these data in every room.
  • Page 15 C C o o n n n n e e c c t t a a c c t t u u a a t t o o r r s s The WTC-3 has seven outputs to connect actuators.
  • Page 16 If the system is installed with an analogue room thermostat, a separate switch will need to be connected to give an open/close contact to the WTC-3 base unit. N N o o t t e e : Heating status is an open contact.
  • Page 17 During the changeover between heating and coo- ling mode the WTC-3 closes the inlet and outlet motorized valves, then waits ten minutes before opening the other inlet and outlet motorized valves. This ten minute presetting can be modify via the WTC-3 software (1 —...
  • Page 18 To activate the econo- my function, a separate switch should be connected to give an open/close contact to the WTC-3 base unit. When the Economy mode is active, the TH Eco thermostat will override all other room thermostat connected to the base unit.
  • Page 19 M M i i x x i i n n g g v v a a l l v v e e c c o o n n t t r r o o l l Note The WTC-3 can regulate mixing valves to set and keep Use only Wavin temperature sensor.
  • Page 20 2.2 °C then the output 7 of WTC-3 is turn on. With WTC-3 there is the possibility to control one or more The output 7 stay turn on until the calculated dew point temperature will decrease with 2.2 °C under the preset...
  • Page 21 P P u u m m p p c c o o n n t t r r o o l l ( ( s s p p e e e e d d c c o o n n t t r r o o l l p p u u m m p p ) ) The WTC-3 will stop the system pump when there are no requests from room thermostats.
  • Page 22 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual 6.3.1. Variable speed pump control If a frequency changer pump is connected then a different pump speed can be selected. This function can be utilized when only one pump is installed on a system and a higher pump speed is required to increase the mass flow to run the cooling effectively.
  • Page 23 O O p p e e r r a a t t i i o o n n w w i i t t h h o o p p t t i i o o n n a a l l t t i i m m e e r r f f o o r r Tt must to be connected to 31 and 32 output of WTC-3.
  • Page 24 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual Design Manual 7 7 . . B B u u i i l l t t i i n n p p r r o o g g r r a a m m s s P P r r o o g g r r a a m m 1 1 : : 7 x Analogue thermostat.
  • Page 25 Wavin Tempower Control Manual Wavin Tempower Control Manual 7 7 . . 1 1 P P r r o o g g r r a a m m 1 1 7.1.1. Configuration switch Switch 1 = ON Seven rooms may be separately temperature Switch 2 = ON controlled with Analogue thermostat.
  • Page 26 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual D D r r a a w w i i n n g g l l e e g g e e n n d d T T H H 1 1 : Analogue Room Thermostat 1...
  • Page 27 Wavin Tempower Control Manual Wavin Tempower Control Manual 7 7 . . 2 2 P P r r o o g g r r a a m m 2 2 7.2.1. Configuration switch Switch 1 = OFF Six rooms can be separately temperature Switch 2 = ON controlled with Analogue thermostat.
  • Page 28 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual D D r r a a w w i i n n g g l l e e g g e e n n d d T T H H 1 1 : Analogue Room Thermostat 1...
  • Page 29 1 or more dehumidifier to the controlled circuit c) control pump. This output can supply 230V in every case when the WTC-3 receiving heating/cooling demands from the room thermostats. Output terminal strip points of control circuits out of use must be left unconnected.
  • Page 30 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual D D r r a a w w i i n n g g l l e e g g e e n n d d O O t t h h e e r r i i n n f f o o r r m m a a t t i i o o n n s s...

  • Page 31: Pin Number

    C C o o n n n n e e c c t t t t o o B B u u i i l l d d i i n n g g M M a a n n a a g g e e m m e e n n t t S S y y s s t t e e m m ( ( B B M M S S ) ) The WTC-3 can communicate with the most of the BMS system via the MODBUS-RTU communication protocol. The...
  • Page 32 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual 8 8 . . 4 4 R R e e g g i i s s t t e e r r ( ( o o n n l l y y r r e e a a d d a a b b l l e e ) )
  • Page 33 Wavin Tempower Control Manual Wavin Tempower Control Manual Address Description [unite] Value 4154 TH4 measured temperature [0.1 °C] 0..500 4155 TH4 humidity [0.1 %] 0..1000 4156 TH4 calculated dew point [0.1 °C] 0..500 4157 TH4 pot meter [0.1 °C, +/- sign] -max..+max...
  • Page 34 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual 8 8 . . 5 5 B B i i t t v v a a r r i i a a b b l l e e s s ( ( o o n n l l y y r r e e a a d d a a b b l l e e ) )
  • Page 35 Wavin Tempower Control Manual Wavin Tempower Control Manual Address Description Levels 4137 LIVE: 1.thermostat works connecting:1 4138 DRY: 2. drying status of the thermostat drying:1 4139 OUT: 2. output status of control turns ON:1 4140 DWP: 2. status of DWP control...
  • Page 36 N N o o t t e e s s The writing must occur more frequently than every five minutes to keeps working the remote control. After 5 min the WTC-3 will work according to read status from DI inputs. The changes of status are saved in EEPROM, therefore the more frequented modification (few modification per hour) will decrease the lifetime.
  • Page 37 Wavin Tempower Control Manual Wavin Tempower Control Manual 8 8 . . 7 7 R R e e a a d d a a b b l l e e , , w w r r i i t t e e a a b b l l e e r r e e g g i i s s t t e e r r v v a a r r i i a a b b l l e e s s...
  • Page 38 I I n n s s t t a a l l l l a a t t i i o o n n The WTC-3 standalone PC program has been developed to check all the functions and setting of the WTC-3 unit, and to follow all data in real time as well as to pre-set the The program does not require an installation process, values.
  • Page 39 9.4.1.2 Set the address Design Manual Design Manual Settings of thermostats The program and WTC-3 must be on the same address. Set dip Design Manual switch 1 on the communication switch of WTC-3 as shown heating/cooling reference temperature Design Manual...
  • Page 40 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual After you run the WTC-3 configurator.exe file the following screen appear : Under Edit - Output configuration you could fine the matrix table to decide your system solution: TELEPHONE E-MAIL...
  • Page 41 In case of H/C change over the Change over is in This is not a fault. WTC-3 is in valves are not react immediatelly. progress change over mode. Wait until the The control LED is fleshing on...
  • Page 42 R R e e m m e e d d y y In case of condensation the Wire problem or the Check the wire of dew point WTC-3 is not react, not closing the WTC-3 is not in cooling sensor. Check the system is in actuator mode cooling mode.
  • Page 43 Stop:1. MODBUS-RTU, or the Address: on DIP switch. BUS line end is not Last WTC-3 in the chain of BMS closed net must be closed ( turn the switch to the corner of WTC-3) Check again all thermostat to all...
  • Page 44 Wavin Temp ower Control Manual Design Manual Wavin Temp ower Manifold Installation Manual 1 1 1 1 . . T T e e c c h h n n i i c c a a l l S S p p e e c c i i f f i i c c a a t t i i o o n n s s 11.1...
  • Page 45 N N u u m m b b e e r r o o f f r r e e m m o o t t e e h h a a n n d d l l i i n n g g u u n n i i t t s s : : maximum 7 (for one WTC-3 device):it depends on the number of connected dehumidifiers.
  • Page 46 Wavin Temp ower Control Manual Wavin Temp ower Manifold Installation Manual 11.3 Actuators V V e e r r s s i i o o n n : Normally Closed V V o o l l t t a a g g e e : : 230V AC, + 10%...
  • Page 47 Wavin Tempower Control Manual Wavin Tempower Control Manual 11.4 Pipe Temperature Sensor T T e e m m p p e e r r a a t t u u r r e e r r a a n n g g e e : 0..70¡C...
  • Page 48 - Cable Ducting - Water and Gas Distribution Wavin operates a programme of continuous product development, and therefore reserves the right to modify or amend the speci cation of their product without notice. All information in this publication is given in good faith, and believed to be correct at the time of going to press.

This manual is also suitable for:

Drt-200