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ETO2

76

FORCED
CONTROL
HEAT

Fig. 15

Connection of Stand by & forced heat

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Summary of Contents for ETO2

Page 1: ...English Type ETO2 Controller for ice and snow melting MANUAL GREEN COMFORT Maximum comfort with low energy consumption The world s best selling electric floor heating brand 2011 Warmup Inc ...

Page 2: ...in which ice and snow can be melted Encoder button Button which can be turned or pressed to easily configure the settings ETOG 55 Ground sensor for detecting moisture and temperature ETOR 55 Gutter sensor for detecting moisture ETF 744 99 Outdoor sensor for detecting temperature Y Advanced 2 stage control of electric heating systems Afterrun The heat provided by the system for a specified length o...

Page 3: ... for controlling electric heating cables in 1 or 2 zones It also features advanced two stage output control for economic operation In hydronic mode the supply sensor maintains the required supply water temperature while the system is active When heat is demanded the circulation pump is activated and the valve is opened 20 for 1 minute to let the system stabilise The main pump is then activated Whe...

Page 4: ...NSOR 1 is shown on the display allowing the type of sensor connected for input 1 to be selected ETOG Ground sensor ETOR Gutter sensor outdoor sensor Then OK the selection by pressing the encoder button SENSOR 2 is then shown on the display allowing the type of sensor connected for input 2 to be selected If none sensor is connected for input 2 OFF must be selected English ETO2 4 SELECT SCALE CELCIU...

Page 5: ... heating control Y Δ for 1 zone WATERBASED 1 zone waterbased heating control with supply water control Select the appropriate option and press OK The system is now set up and will begin operating fully automatically in accordance with the pre configured standard program see FACTORY SETTINGS Alternative settings can also be made see SETTINGS Status and afterheat data for zones 1 and 2 are now shown...

Page 6: ...ed off after 30 seconds Press the encoder button and the main menu will be shown on the display Turn the button to scroll through the options Not all the options are shown on the display at once but they can be accessed by turning the encoder button Press OK to select a highlighted option MAIN MENU English ETO2 6 ZONE 1 OFF ZONE 2 OFF SENSOR 1 C SENSOR 2 C MOIST 1 NO MOIST 2 NO OUT TEMP C SUPPLY W...

Page 7: ...moisture status YES NO Blank Blank will be shown if temperature is above Set Temp or the system is in Afterrun mode Sensor 2 moisture status YES NO Blank Blank will be shown if temperature is above Set Temp or the system is in Afterrun mode Ambient outdoor temperature Applies only when ETF sensor is connected Supply water temperature only waterbased application Return water temperature only waterb...

Page 8: ...sh APPLICATION INFO Application type electric or water based heating Software version Sensor type sensor 1 Sensor type sensor 2 ETF sensor connected Return to main menu English ETO2 8 SHOW INFO APP E 1 ZONE SW VERSION 1 00 SENSOR 1 ETOG SENSOR 2 OFF SENSOR ETF OFF EXIT ALARM NO ...

Page 9: ...and press OK Manual start of forced heat Press OK and select ON to start Forced heat ETO2 controller will heat in the pre programmed afterrun time see AFTERRUN 1 and 2 Whether temperature is to be displayed in Celsius C or Fahrenheit F can be selected here Select the required scale and press OK Press OK to return to the SETUP menu English ETO2 9 SETUP FORCE HEAT OFF SELECT SCALE C ...

Page 10: ... down to 20 C OFF 3 9 F OFF OFF no limit To change the minimum cut off tempera ture press OK turn the encoder button to the desired value and confirm with OK The lowest operating temperature for Zone 2 can be set here The adjustment range goes down to 20 C OFF 3 9 F OFF OFF no limit To change the minimum cut off temperature press OK turn the encoder button to the desired value and confirm with OK ...

Page 11: ...see page 13 Outdoor temperature can be calibrated here The temperature recorded by the ETF outdoor sensor can be adjusted so that the exact temperature is displayed on ETO2 Measure the temperature beside the sensor using a thermometer Adjust the necessary offset using the encoder button Press OK The minimum return water temperature can be set here Set the required minimum temperature and press OK ...

Page 12: ...l Sensor sensitivity can be adjusted in 5 steps MIN LOW NORM HIGH MAX To change sensitivity press OK turn the encoder button to the desired setting and confirm with OK All ETO2 factory settings can be restored here Selecting this option deletes all customised settings Whether setup failure in startup menu or new hardware connection has been done The primare setup must be changed in STARTUP menu Se...

Page 13: ...rminals 11 and 12 sensor heating of the ETO2 2 Wait a few hours until the sensor has acquired the same temperature as the ground 3 Measure the real ground sensor temperature and compare it with the temperature shown on the ETO2 display 4 Program the offset for the sensor concerned to match the difference between the two temperatures displayed real Adjust the necessary offset using the encoder butt...

Page 14: ...terrun time Zone 2 2 00 hours Temp offset Zone 1 0 0 C 0 0 F Temp offset Zone 2 0 0 C 0 0 F Temp offset ETF 0 0 C 0 0 F Temperature setpoint Zones 1 2 3 0 C 37 4 F OFF temperature Zones 1 2 OFF Sensor heating Zones 1 2 AUTO Moisture control Zones 1 2 ON Sensitivity Zones 1 2 NORM Min water temperature 5 C 41 F Max water temperature 55 C 131 F English ETO2 ...

Page 15: ...all connections are placed correctly and that cables are fastened in the clamps For more information on FAQ see our website www ojelectronics com support FAQ Snowmelting Ice snow does not melt Does the display show HEAT ON in zone 1 2 YES o Wait 1 2 hours o Check under the snow if the snow is beginning to melt the system is OK o Check heating cables for defects bad connections incorrect connection...

Page 16: ... insulated hollow under the snow Activate FORCED HEAT or alternatively set MOIST SENSOR to OFF o The temperature is lower than the OFF TEMP setting Depending on dimensioning the system has a lower temperature limit at which the system can melt the snow Try melting the snow with FORCE HEAT before OFF TEMP is changed The heat does not shut off after ice snow melting o Afterrun time is too long reduc...

Page 17: ...oo high RETURN SENSOR Return sensor defective SUPPLY SENSOR Supply sensor defective TEMP SENSOR 1 Temperature sensor in ground or roof sensor 1 defective TEMP SENSOR 2 Temperature sensor in ground or roof sensor 1 defective OUTDOOR SENSOR Outdoor sensor defective SENSOR HEATER Short circuit of heating element in ground or roof sensor FROST PROTECT Active frost protection due to low return temperat...

Page 18: ...ETO2 69 Fig 1 ETOG 55 Installation Fig 2 ETOR 55 Installation ...

Page 19: ...ETO2 70 Fig 3 Electric 1 zone with ETOG 55 sensor Fig 4 Electric 1 zone with ETOR 55 ETF ...

Page 20: ...ETO2 71 Fig 5 Electric 2 zone with ETOG ETOR and ETF BR978A05c 2010 OJ Electronics A S Fig 6 ETOG 55 connections ...

Page 21: ...ETO2 72 Fig 7 ETOR 55 connections Fig 8 Electric heating cable connections ...

Page 22: ...ETO2 73 Fig 9 Advanced 2 step with ETOG 55 1 3 power on heating cables in afterrun BR978A04a 2010 OJ Electronics A S Fig 10 Advanced 2 step connections 1 3 power on heating cables in afterrun ...

Page 23: ...ETO2 74 Fig 12 Hydronic simple application Fig 11 Hydronic heating with mixing valve ...

Page 24: ...ETO2 75 Fig 13 Hydronic mixing valve connection Fig 14 Hydronic pump connection ...

Page 25: ...ETO2 76 FORCED CONTROL HEAT Fig 15 Connection of Stand by forced heat ...

Page 26: ...Fig 16 ETO2 77 ...

Page 27: ...ETO2 78 ...

Page 28: ...Warmup Inc 52 Federal Road Unit 1F Danbury CT 06810 Tel 1 888 927 6333 www warmup com 2011 v 12 11 ...

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