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OJ Electronics WLTA Installation Manual

Other manuals for WLTA: User Manual, User Manual

Summary of WLTA

  • Page 1

    P. 1 installation manual w l m 2 w lta w lt d w lt p w l c t www.Oj.Dk 57641 01/08 (lje).

  • Page 2

    P. 2 wlm underfloor heating controller . . . . . . Page 10 wiring diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 10 description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Page 13 product programme . . . . . . . . ....

  • Page 3: Quickguides

    B a -- + blue red brown yellow p. 3 we recommend the preparation of an area schedule chart on the backside of the user manual before commencing the installation. This identifies piping circuits to specific rooms and enables the correct allocation of a channel number in the wlm system. Mount the master...

  • Page 4

    P. 4 connect the actuators to the channel outputs on the master in accordance with the pipe manifold layout (please refer to the area schedule). Actuator no. 1 on the manifold to output no. 1 on the master. Actuator no. 2 on the manifold to output no. 2 on the master. Etc. Outdoor module wloc-19 (fs...

  • Page 5: Quickguides

    Button learning mode p. 5 setting up the system turn on the power supply. Set the clock on any wlct room controller: a. If the hour digit is not flashing, press the small pinhole button with the clock symbol, otherwise.. B. Adjust the hours and press ok. C. Adjust the minutes and press ok. D. Adjust ...

  • Page 6

    P. 6 testing the system: 1. Switch on dip-3 to activate learn mode: - power light will blink quickly 2. Each red channel light on the master should now be lit if a room sensor is present on that channel. 3. Switch off dip-3 to de-activate learn mode again – power light stops blinking. 4. Turn all ad...

  • Page 7: Quickguides

    P. 7 problem possible cause & solution make sure the power light is fast blinking. If not then put dip-3 to on position. 2-wire bus may be incorrectly connected. Voltage at each room sensor should not be lower than 4.0v (check for + & - continuity and short circuits) for wireless room sensors, pleas...

  • Page 8

    P. 8 output relay for main pump, cooling, high limit valve or other attached device. Incorrect connection to device (output relay has volt free contacts, see master wiring diagram for correct connection) bad electrical connection between terminals and attached device. Install mode is not activated. ...

  • Page 9: Quickguides

    P. 9 quickguides room is too hot (after running for at least 48 hours) this could be caused by draughts within the wall cavities. The room sensor is placed in a position that does not represent the general temperature in the room. If the room is controlled by a ct room sensor, check that the time an...

  • Page 10

    Instructions wlm underfloor heating controller br965a30b p. 10

  • Page 11

    P. 11.

  • Page 12

    P. 12.

  • Page 13: Oller

    P. 13 type wlm underfloor heating controller is suitable for connecting multiple room room sensors and electric actuators (thermoheads) for an underfloor or radiator based heating system. Room sensors requiring a 230 v or 24v live & neutral must not be connected. Only oj room sensors type wlxx that ar...

  • Page 14

    P. 14 please help us to protect the environment by disposing of the packaging in accordance with the national regulations for waste processing. Environment appliances with this label must not be disposed off with the general waste. They must be collected separately and disposed off according to loca...

  • Page 15

    P. 15 fit the wlm master to a suitable wall. It will generally be found more convenient if the unit is within 0.8 metre of the manifold, as most thermal actuators are supplied with 1m cables. Cables can be run on the surface into the terminals using either the cable releases in the cover or by press...

  • Page 16

    P. 16 c) to control a motorised valve: many motorised valves have wires coloured brown and blue for power connections. In this case brown goes to the terminal b2 under the heading boiler and blue goes to the n terminal of the master. Then a link from l (230v) to the terminals marked “boiler b1”. The...

  • Page 17: Oller

    Fig 6 these actuators are fitted to the underfloor heating manifolds and control the supply of water through the various loops. The voltage of the thermal actuators, 230v or 24v, must correspond to the master. Master type wlm-1ba and wlm-1fs are for 230 v thermal actuators, and master type wlm-3ba and...

  • Page 18

    Sensors/controllers connected in star sensors/controllers connected in bus mode (daisy chain) p. 18 room sensors - bus connection only oj room sensors type wlxx that are prepared for 2 wire communication can be used. Standard installation cable, maximum 2 x 0.25 mm 2 can be used. The room sensors ca...

  • Page 19: Oller

    Button learning mode p. 19 room sensors - wireless setup: where wireless room sesors/controllers (wltx-29) are being used is necessary for the wlm master to “learn” that the room sensors/controllers are communicating correctly. To achieve this: 1. On master, switch on dip-3 to activate learn mode: 2...

  • Page 20

    Fig 10 p. 20 setting up which room sensor should work with which thermal actuator each room sensor can be selected to operate a specific output which in turn controls the thermal actuators on the manifold. Under the front cover of the room sensor, a selector can be accessed, and the number of its out...

  • Page 21: Oller

    Supply water temperature sensor and mixing valve p. 21 supply water temperature limit sensor this feature is not available on the basic master’s version wlm2-1ba and wlm2-3ba the limit sensor is directly connected to the master at the terminals marked limit sensor. Sensor type etf-1899a must be used...

  • Page 22

    P. 22 in large buildings with more than 14 zones where multiple manifolds are utilized, it is possible to use multiple masters to create a single network. One master must be defined as the “network controlling master” by setting both encoders to zero (see pic). Subsequent masters (up to nine) should ...

  • Page 23: Eating A Network

    Domestic hot water control: p. 23 using cooling functions in addition to controlling heating, all wlm2 masters have the ability to control the system for cooling. • to enable the cooling function an interface module wlac and humidity sensor wlh have to be connected. • on ba masters it is also necess...

  • Page 24

    P. 24 • connect the hot water sensor to the controllers sensor terminals. • connect the hot water zone valve to an output on the wlm master and set the channel number on the hot water controller to the corresponding number. Note: when the wlct/hw calls for heat it does not start the circulation pump...

  • Page 25: Eating A Network

    1 2 3 4 5 6 6 23˚c max. Supply temp. Br965a30b p. 25 commissioning mode: digital masters include a special “commissioning mode”, which allows the temperature of the supply water to be controlled to assist the drying out of a newly laid concrete floor. To start this function: • set dip-4 to “on”. • th...

  • Page 26

    P. 26 guidelines and special features power up recommendations when all connections are complete, we recommend to use the quick guide, setting up system. System check: correct operation of the system can be checked using a special “install mode”. This enables the installer to individually test and p...

  • Page 27: Eating A Network

    Settings master ba/fs fs house temperature night temperature off temperature floor limit temp high floor limit temp low max water temperature weather compensation cold (winter) weather compensation warm (summer) outdoor temperature water temperature outdoor temperature water temperature factory sett...

  • Page 28

    P. 28 during normal operation the green power led will be on when the master control is energised. The red output channel led’s (1 to 8 on the master, and 9 to 14 on the add-on module) will indicate if the channel output relay is on/off. An error / fault message is shown by flashing the green power l...

  • Page 29: Oller

    P. 29 flashing output led (red): the appropriate output channel led can flash, indicating that the room sensor or room contoller on that channel has a fault/error. The failure code can also be seen in the service menu (submenu 2a). E1, 1 flash the master has lost communication to the room sensor. The ...

  • Page 30

    P. 30 each room sensor with manual adjustment is capable of increasing or decreasing the preset day & night setpoints on the master by +/- 4c for the heating zone which it is controlling. The room controller wlct has its own day & night temperature settings that can be set separately, and if manual ...

  • Page 31: Add On Module

    P. 31 add on module each master module is capable of controlling 8 heating zones, each of which may use one or more loops of piping, with one or more thermal actuators. These zones are referred to as channels 1 to 8. If you wish to control more than 8 zones, it is necessary to install an add on (ao)...

  • Page 32

    P. 32 outdoor compensation module- t ype wloc-19 introduction the masters wlm2-1fs and wlm2-3fs are supplied already prepared for weather compensation and simply by adding the outdoor compensation module on the 2-wire bus and using the water temperature sensor on the supply water side, you have a co...

  • Page 33: Aterline Wir

    P. 33 do not place the receiver inside a metal box. In case of communication problems it may be necessary to move the location of the receiver, or to add an additional receiver. The receiver is connected to the master or the add on module using the included cable. Max distance between the master/add...

  • Page 34

    F: e: b: c: d: a: pin button adjust of clock reset to factory setting adjustment down ok - accept adjustment up display p. 34 instructions the room controller type wlct is part of the underfloor heating system type wlm. The room controller can be set to control one single room, or it can be set as a ...

  • Page 35: Ype Wlct

    K i g h j g: h: i: j: k: automatic mode manual mode time and temperature day number 4-event symbol wake night out home g ☞ ☞ ☞ 1-7 press the up ( ) or down ( ) buttons to select the correct hours and press ok button ( ). Press the up ( ) or down ( ) buttons to select the correct minutes and press ok...

  • Page 36

    Sleep return leave home wake up p. 36 4-event clock mode/ automatic mode: comfort mode: manual mode: temporary override to temporarily override any temperature in the 4-event schedule program, press the up ( ) button once, to show the temperature in the display, and press up ( ) or down ( ) again to...

  • Page 37: Ype Wlct

    Press ok ( ) button for 3 secs. To begin programming : time and temperature : time and temperature : time and temperature : time and temperature day 1 - 5 day 6 - 7 : time and temperature : time and temperature p. 37 programming 4-event clock time and temperature for each event, the start time and r...

  • Page 38

    Info - information the values of the actual measured room temperature and the floor temperature can be seen. The floor temperature is only shown if a floor sensor is installed. Pro - 4-event sequence it is possible to change the factory event sequence of days 1-5 - 4 event, and days 6 & 7 – 2 event....

  • Page 39: Ype Wlct

    Hi li - floor sensor. Max and min allowed temperature of the floor surface a limit sensor can be connected to the room controller. Max limitation is used for safety to prevent high floor temperatures. For example wooden floor constructions which should not be allowed to exceed a maximum of 27˚c. The...

  • Page 40

    Set the channels / rooms (ch) to on if they should follow the settings of this clock thermostat. In total 14 channels / rooms can be controlled. Press ok ( ) button to end programming and to return to scheduled programme. Esc - escape to do this, enter the area sub menu., and press ok ( ) button. Ch...

  • Page 41: Ype Wlct

    Press the pin button r for 3 secs. And the thermostat returns to factory settings. Remember to set time, day and area. 4-event time and temperature day 1-5 06:00 time temperature 08:00 16:00 22:30 08:00 23:00 27˚c 4:52 4-event sequence day 6-7 21˚c 19˚c 22˚c 17˚c 22˚c 17˚c factory settings factory r...

  • Page 42

    P. 42 introduction product programme wltp-19/29 room sensor tamper proof wlta-19/29 room sensor with adjustment wltm-19/29 room sensor with adjustment and mode switch auto, day, night, off wltd-19/29 room sensor with adjustment, mode switch auto, day, night, off and limit sensor wlct2-19/29 room con...

  • Page 43: Aterlilne Room Sensors

    Button learning mode fig 3 p. 43 set-up setting up which room sensor should work with which thermal actuator each room sensor can be selected to operate a specific output which in turn controls the thermal actuators on the manifold. Under the front cover of the room sensor, a selector can be accessed...

  • Page 44

    Fig. 3 p. 44 setting of room sensor operating mode setting of room temperature if the wltm-19 or wltd-19 room sensor has been allocated to a wlct controlled area, then when automatic mode has been chosen with the built-in slide switch, the temperature settings will be as programmed in the wlct room ...

  • Page 45: Aterlilne Room Sensors

    P. 45 limit sensor - wltd and wlct room sensors/controllers with a limit sensor have a mechanical jumper on the printed circuit board allowing the limitation to be set for min. Or max. Temperature control. If set for max., it will have a temperature setting of 27°c. Set for min., it has a setting of...

  • Page 46

    Oj electronics a/s stenager 13b dk-6400 sØnderborg denmark t.+45 73 12 13 14 f.+45 73 12 13 13 oj@oj.Dk www.Oj.Dk oj electronics uk crusader park warminster wiltshire, ba12 8sp united kingdom t.+44 01985 213 003 f.+44 01985 213 310 sales@ojuk.Co.Uk www.Ojuk.Co.Uk.