ESI ESRTD3 User And Installation Instructions Manual
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ESI ESRTD3 User And Installation Instructions Manual

Digital room thermostat with tpi & delayed start
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See also: Instructions for Using , Instruction and Installation Manual
ESRTD3
Digital Room Thermostat
with TPI & Delayed Start
User and Installation Instructions

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Summary of Contents for ESI ESRTD3

  • Page 1 ESRTD3 Digital Room Thermostat with TPI & Delayed Start User and Installation Instructions...
  • Page 3 INDEX User Instructions What is a Room Thermostat? What is Chronoproportional Control (TPI)? What is Delayed Start? Setting the Temperature...

  • Page 4: Table Of Contents

    INDEX Installation Instructions Technical Data Maintenance Installation Safety Instructions Safety Notice Mounting the Thermostat Wiring Diagram DIP Switch Settings - Heating Setting Delayed Start...
  • Page 5 User Instructions...

  • Page 6: What Is A Room Thermostat

    What is a Room Thermostat? ...An explanation for householders A room thermostat simply switches the heating system on and off based on room temperature. It works by sensing the air tempera- ture, switching on the heating when the air temperature falls below the thermostat setting and switching it off...
  • Page 7 Room thermostats need a free flow of air to sense the temperature, so they must not be covered by curtains or blocked by furniture. Nearby electric fires, televisions, wall or table lamps may prevent the thermostat from working prop- erly. Also keep out of direct sunlight. N.B!! This thermostat has the option of standard setting or TPI.

  • Page 8: What Is Chronoproportional Control (Tpi)

    What is Chronoproportional Control (TPI)? A chronoproportional (or TPI) room thermostat makes boilers operate more efficiently and provide close accurate control. Chronoproportional control is a load compensator as it ensures that the boiler ‘ON’ time is reduced to a minimum and matches the boiler heat output with the heat loss.

  • Page 9: What Is Delayed Start

    TPI. What is Delayed Start? The ESi Delayed Start function offers real energy savings. Save as much as 10% on your heating costs. This feature delays the start-up of the heating, depending on how warm the room temperature is at the time when the central heating is due to come on.

  • Page 10: Installation Instructions

    Installation Instructions...

  • Page 11: Technical Data

    Technical Data Digital Room Thermostat with TPI & Delayed Start Power Supply Fixing Easy Fit Back Plate Sensing Element Electronic Switch Action 230VAC, 50Hz Power Supply 3(1)A 230VAC Switch Action Temperature Setting Range C to 30 Current Rating Maxiumum 3(1)Amp Tolerance 230 VAC 50-60Hz Terminal Differential <0.6...

  • Page 12: Maintenance

    Maintenance Always isolate the mains supply before commencing any work, servicing or mainte- nance on the system. And please read all instructions before proceeding. Arrange for an annual maintenance and inspection schedule to be carried out by a competent person on every part of the heating and hot water system. Installation Safety Instructions The unit must be installed by a suitably qualified person in accordance with the latest IEE Wiring Regulations.

  • Page 13: Safety Notice

    Safety Notice WARNING! ALWAYS ISOLATE THE AC MAINS SUPPLY BEFORE INSTALLING. THIS PRODUCT MUST BE FITTED BY A COMPETENT PERSON, AND INSTALLATION MUST COMPLY WITH THE GUIDANCE PROVIDED IN THE CURRENT EDITIONS OF BS767 (IEE WIRING REGULATIONS) AND PART “P” OF THE BUILDING REGULA- TIONS.

  • Page 14: Mounting The Thermostat

    Mounting The Thermostat 1. Position the Thermostat about 1.5m above floor level, in a location where the thermostat is accessible, reasona- bly lit and free from extremes of temperature and draughts. Do not position the thermostat near sources of heat, such as TV, radiators,lights, direct sunlight or on an outside wall.

  • Page 15: Wiring Diagram

    Wiring Diagram NB. 230VAC 3(1) A. This product requires a neutral.

  • Page 16: Dip Switch Settings - Heating

    DIP Switch Settings - Heating COMP DELAY (TPI) ON COMP DELAY (TPI) OFF DELAYED START OFF DELAYED START ON Heating Mode Option to switch to: 1. Chronoproportional (Chrono) 2. 3 or 6 Cycles (Chrono on, only) 3. Delayed Start ON or OFF...

  • Page 17: Setting Delayed Start

    Setting Delayed Start To set Delayed Start ON, switch the Delayed Start switch to the ON position on the DIP switch setting (to the right). To set Delayed Start OFF, switch the Delayed Start switch to the OFF position on the DIP switch setting (to the left).
  • Page 20 ESi Controls Limited sales@esicontrols.co.uk www.esicontrols.co.uk Version 5.4...

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