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Summary of Contents for ENGO CONTROLS EWT100
- Page 1 Weather controller for control temperature heating circuit EWT100 OPERATIONS AND INSTALLATION MANUAL...
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Page 2: Table Of Contents
Table of contents 1. SAFETY INFORMATION ............................3 1.1 Safety requirements .............................3 1.2 General information ..........................3 1.3 Information about documentation ......................4 1.4 Documentation storage ..........................4 1.5 Used symbols ............................4 1.6 WEEE Directive 2012/19/UE ..........................4 2. Regulator ................................5 2.1 Operating the regulator ............................5 2.2 Description of display main window ......................5 2.3 Controller operation ..........................6 3. -
Page 3: Safety Information
1.2 General information Weather controller EWT100 is designed to control the temperature in the heating circuit with the valve 3 or 4-way equipped with a drive-controlled 3-point with the possibility of connecting additional circulation pump and control the heat source through a dry contact. Main functions performed: •... -
Page 4: Information About Documentation
- do not dispose of the product with normal waste, - do not burn the product. By complying with the above obligations for the controlled disposal of waste electrical and electronic equipment, you will avoid damaging the environment and endangering human health. EWT100 FULL MANUAL... -
Page 5: Regulator
(weather) temperature value 3. operation of central heating pump: - ON , - OFF 4. position of the mixer servo: - ON - opens - OFF - closes, - STOP - off. 5. operation of heat source (boiler on) EWT100 FULL MANUAL... -
Page 6: Controller Operation
- SUMMER mode: Off, On, Auto - SUMMER ON temp. [range 5..35ºC, fabr.20]. - Summer Off Temp. [range 1..22ºC, factory def.18]. General settings • Clock • Screen brightness • Screen contrast • Sound • Language Service settings EWT100 FULL MANUAL... -
Page 7: Work Mode
In SUMMER mode, all heat recipients may be OFF, therefore, make sure the boiler will not be overheated. If the external temperature sensor is connected SUMMER function can be turned on automatically using the Auto parameter, including temperature settings for the Summer mode ON temp. and Summer mode OFF temp. EWT100 FULL MANUAL... -
Page 8: Hydraulic Diagrams
The heat source preset temperature has to be high enough to ensure enough heating power for the heating circuits while heating the return water. EWT100 FULL MANUAL... -
Page 9: Diagrams 2
Service settings Kind of the system —> Max. temperature 80ºC Service settings Heating circuit —> Room thermostat Service settings Room thermostat —> Start pump temp. 55ºC Service settings Heating circuit —> Return sensor 92ºC Service settings Protection —> EWT100 FULL MANUAL... -
Page 10: Diagram 3
Kind of the system Underfloor heating Service settings Kind of the system —> Max. temperature 45ºC Service settings Heating circuit —> Room thermostat Service settings Room thermostat —> Start pump temp. 20ºC Service settings Heating circuit —> EWT100 FULL MANUAL... -
Page 11: Dane Techniczne
Screw clamps, wire profile up to 2,5mm2 , tighten moment 0,4Nm, Clamps for network and signal isolation lenght 6mm Display Graphic: 128x64 Dimensions 140x99x43 mm Weight 280g Norms PN-EN 60730-2-9 PN-EN 60730-1 Software class Mounting on the wall EWT100 FULL MANUAL... -
Page 12: Installation Of The Controller
• access to dangerous parts is disabled, • electrical installation, to which the controller is connected, must be equipped with the device that allows disconnection of both supply poles, in accordance regulations that applies to such systems. EWT100 FULL MANUAL... -
Page 13: External Circuits Connection
The terminals for hazardous voltage: COM, NO, ZLo, ZN, ZLc, PN, PL, L, N. The terminals safe voltage: TP, T1, T2, T3, T4 After turned on outputs: SM_OFF; SM_ON; P, on the terminals ZLo-ZN; ZLc-ZN, PL-PN giving is 230V~ voltage. After turned on output S is closed terminal COM with NO – without giving voltage. EWT100 FULL MANUAL... -
Page 14: Connecting Electrical System
It is not allowed to roll the excess wire or to leave disconnected cables inside the regulator housing, as it may lead to damage to the controller. Example how to install the cables using electric cable trays is shown in the figure below. EWT100 FULL MANUAL... -
Page 15: Connection Of Temperature Sensors
Wires of the sensors are resistant to temperature not exceeding 100ºC. From the regulator can also be formed to correct an error reading from temperature sensors: circuit heating, external, return and boiler to the nearest 0,1°C. The value correction set in: Service settings —> Temperature correction EWT100 FULL MANUAL... -
Page 16: Connecting Weather Sensor (External)
Risk of electric shock caused by current from a heat source. Disconnect the controller and heat source electrical supply and make sure there is no dangerous voltage on terminals. Protect yourself against incidental generation of supply voltage! Connection to heat source (gas or oil boiler) should be done by a qualified installer, according to technical data of this boiler. EWT100 FULL MANUAL... -
Page 17: Service Menu
Weather control *: • Heating curve • Curve parallel move Preset temperature Decrease of work mode Decrease of thermostat * OFF by thermostat* Start pump temp. Min. temperature Max. temperature Valve full opening time Valve input dead zone Valve dynamic Valv delay EWT100 FULL MANUAL... -
Page 18: Services Settings
Valve dynamic The reaction time of the valve actuator to position change. Amplificationof the valve control algorithm. Valve delay The mixer valve actuator moved only after this time. EWT100 FULL MANUAL... -
Page 19: Heat Source
ON or OFF frost protection function. Frost protection delay Time delay for enable frost protection function. Description later in this manual. Frost protection temp. The temperature below which the frost protection function is activated . Description later in this manual. EWT100 FULL MANUAL... -
Page 20: Other Parameters
P1..P7. Select the correct program for the used type of screed and environmental conditions. Restore defaults settings Selecting YES will reload all the factory settings. EWT100 FULL MANUAL... -
Page 21: Function
During trial and error selection of appropriate heating curve, it is necessary to exclude influence of the room thermostat on regulator operation (regardless of whether the room thermostat is connected or not), by setting the parameter: Service settings —> Room thermostat = OFF. EWT100 FULL MANUAL... -
Page 22: Frost Protection
100A should be used, as per IEC 60127 standard. To replace open controller’s enclosure and replace burnt fuse with a new one. 12. Storage and transport conditions The controller cannot be exposed to immediate effects of atmospheric conditions i.e. rain or sunrays. Temperature of storage should be within scope 0…65ºC. EWT100 FULL MANUAL... -
Page 23: Guarantee
ENGO CONTROLS warrants this product to be free from any defects in material or workmanship and to perform in accordance with specifications for a period of five years from the date of installation. ENGO CONTROLS reserves the sole responsibility for breach of this warranty by repair or replacement of a defective product. - Page 25 1.0 X 2024 Producer: Engo Controls sp z o.o. sp. k. Rolna 4 St. 43-262 Kobielice Poland www.engocontrols.com...
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