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Danfoss EFIT 850 Скачать руководство пользователя страница 28

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Appendix

View sensor
measurements

View sensor measurements

(Roof system)

View system parameters

(Roof system)

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 

View sensor measurements

(Ground system)

View system parameters

(Ground system)

  

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 

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View sensor
parameters

Appendix A

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Содержание EFIT 850

Страница 1: ...1 Installation and user manual EFIT 850 controller GB DAS ...

Страница 2: ...on steps for system 11 Installation steps for system systems 15 General 15 Installation of roof system 16 Installation of ground system 17 Installation of combi system 18 Installation of dual system 20 Modification of system s 22 3 Technical Specification Technical data 25 Factory settings Roof system 26 Factory settings Ground system 26 4 Appendix A Menu system 27 B How it works 32 Roof system 32...

Страница 3: ...t is also possible to use the roof system to reduce remove the snow weight from a roof Roof system A Single ground system To keep areas like parking areas paths garage entrances steps ramps roadways and bridges free of ice and snow Ground systems A 1 ground system and 1 roof system combi system Consists of 1 single roof system A and 1 single ground system B 2 roof systems dual system Consists of 2...

Страница 4: ...red with corresponding analogue systems The result is optimum functionality and low energy consumption A typical installation consists of Controller unit only one This is the device which based on the measure ments from the sensors decides when to heat the connected area s Power supply one or more The power supply delivers power to the controller unit and the connected sensors Ground sensor one or...

Страница 5: ...ed systems In case of insolvable problems due to a wrong choice of language etc Display The following icons have a special meaning This animated icon is shown when the system is heating When the icon is blinking the system wants to heat but is paused system has low priority This icon is shown when the system has detected moisture and the tempera ture is above the melting temperature This icon is s...

Страница 6: ...y making the entry to each system in the main menu The possibili ties and settings for each system are first accessible after the user has selected the desired system To the right is given an example of the main menu and the menus for System A and System B Please notice that only a few of the menus for each system are shown For a complete overview of the menu system please refer to Appendix A Menu...

Страница 7: ... the same time the EFIT 850 automatically switches the system to Con stant Off mode and user interaction with the EFIT 850 is needed Solution Acknowledge error and go to Installer Site in the menu system and select Change System Contact your local installer to get a replacement New sensor added Description When a new sensor is added the EFIT 850 alarms the user and at the same time automatically s...

Страница 8: ...setting is 50 on a scale from 5 to 95 The lower the setting the more sensitive the system is to moisture Post heat Once the sensor has detected that the roof gutter is dry and free of ice and snow the system will keep heating for another hour default If you wish to increase decrease this time see appendix A Installer menu The factory setting is 1 hour on a scale from 0 to 9 hours Priority When usi...

Страница 9: ...50 on a scale from 5 to 95 The lower the setting the more sensitive the system is to moisture Post heat Once the sensor has detected that the roof gutter is dry and free of ice and snow the system will keep heating for another hour default If you wish to increase decrease this time see appendix A Installer menu The factory setting is 1 hour on a scale from 0 to 9 hours Priority When using the EFIT...

Страница 10: ...r per system When more than 1 area is controlled by the EFIT 850 system it is also possible to prioritize the areas Prioritizing makes it possible to operate 2 areas even if the needed power for 2 areas is not present A typical ice and snow melting system consists of EFIT 850 Only 1 EFIT 850 is allowed on the Devibus Power supply More power supplies can be connected in parallel if needed Be aware ...

Страница 11: ...ted and disconnected via switches During the installation of a dual system each system must be con nected one at a time Be aware of maximum allowable power drain from power supply to sensors Below is shown the recommended order of the installation Please refer to figure A for connection of EFIT 850 and refer to figure B G for a guideline to connect the heating elements to EFIT 850 1 Connect heatin...

Страница 12: ...ernal alarm may also be connected to the system Installer Manual EFIT 850 ALARM System A System B 250V 15Aμ 250V 15Aμ 250V 2Aμ White White Red Black White White Red Black devibus sensor s White White Red Black DC supply GND Rx Tx RS232 for software upgrades Sensor Sensor 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 13: ...Installer Manual 13 B 230V 1 3 P 1 3 loads System A C 230V 1 3 P 1 3 loads System B EFIT 850 EFIT 850 ...

Страница 14: ...4 Installer Manual D 400 V 2 3 Phase 1 3 Loads System A E 400 V 2 3 Phase 1 3 Loads System B F Direct connection System A G Direct connection System B EFIT 850 EFIT 850 EFIT 850 EFIT 850 MAX 15A MAX 15A ...

Страница 15: ...on and finally select the installation scenario accord ing to the system type Change setting with key Accept setting with key General Power on EFIT 850 Select language System is being checked Select system configuration Roof system 1 system Ground system 1 system Combi system 2 systems Dual system 2 systems The rest of the installation is divided into the system configurations roof ground combi or...

Страница 16: ...or System A are not connected do it now Press or wait System is being scanned to find type of connected sensors Select system type Roof Wait until correct number of sensors for System A is found Press when all sensors are found System A is installed System is being checked Press to configure System A Naming sensors and changing factory settings Please refer to Changing parameters and performance o...

Страница 17: ... not connected do it now Press or wait System is being scanned to find type of connected sensors Select system type Ground Wait until correct number of sensors for System A is found Press when all sensors are found System A is installed System is being checked Press to configure System A Naming sensors and changing factory settings Please refer to Changing parameters and performance of systems in ...

Страница 18: ...able that System A is the roof system since System A is shown on the upper line of the display Please refer to the description of the Display and Combined view in the user manual If sensors for System A are not connected do it now Press or wait System is being scanned to find type of connected sensors Select system type Roof if roof system is preferred as System A Wait until correct number of sens...

Страница 19: ...or System B is found Press when all sensors for System B are found System B is installed System is being checked Press to select system to configure Press to configure selected system Naming sensors changing factory settings and setting priorities Please refer to Changing parameters and performance of systems in User Manual for description of the configurable parameters Press to end configuration ...

Страница 20: ... of System A The first installed system System A is using the output System A The second installed system System B is using the output System B If sensors for System A are not connected do it now Press or wait System is being scanned to find type of connected sensors Select system type Wait until correct number of sensors for System A is found Press when all sensors for System A are found System A...

Страница 21: ... B is found Press when all sensors for System B are found System B is installed System is being checked Press to select system to configure Press to configure selected system Naming sensors changing factory settings and setting priorities Please refer to Changing parameters and performance of systems in User Manual for description of the configurable parameters Press to end configuration Installer...

Страница 22: ...fixed and the sensor can be reactivated If the malfunctioning is caused by an error prone sensor the error can be cor rected by replacing the error prone sensor with a new sensor It is not possible to delete a passive sensor in a system Passive sensors will remain in the systems until they are replaced with new sensors The only way to delete a passive sensor other than replacing it is to make a Ma...

Страница 23: ...passive sensor or Cancel replace sensor is selected If the user selected a passive sensor to replace the user should now select the new sensor Press to loop through the found new sensors or to cancel replace sensor Press when the correct new sensor to add is found or Cancel replace sensor is selected If the user selected a new sensor to add the replacing of the sensors is performed Add an extra se...

Страница 24: ...24 Sensor added If the user selected a new sensor to add the sensor is added Installer Manual ...

Страница 25: ...850 Roof sensor s Ground sensor s IP 20 IP 67 IP 67 Ambient temperature EFIT 850 Roof sensor s Ground sensor s 10 C to 40 C 50 C to 70 C 30 C to 70 C Sensor type Devibus connected moisture sensor s Indication 2 x 16 character illuminated display Alarm light red Lit info key yellow Measurements EFIT 850 Roof sensor s Ground sensor s Tube ground sensor s Depth x Height x Width 53 mm x 86 mm x 105 mm...

Страница 26: ... System mode Automatic Automatic Constant ON manual timer Manually OFF Factory settings Ground system Function Factory settings Range Options Moisture level 50 5 to 95 5 being the most sensitive to moisture Standby temperature 3 0 C 20 C to 0 C Melting temperature 4 0 C 1 0 C to 9 9 C Post heat 1 hour 0 to 9 hours Clogged drain On On off System mode Automatic Automatic Constant ON manual timer Man...

Страница 27: ...Appendix A Menu system Main menu System B System A 5s 5s Only visible when System B is installed System menu Installer menu View sensor measurements View system parameters Return to main System menu A B Appendix A ...

Страница 28: ...dix View sensor measurements View sensor measurements Roof system View system parameters Roof system View sensor measurements Ground system View system parameters Ground system View sensor parameters Appendix A ...

Страница 29: ...Appendix 29 Installer menu _ View statistics Change system Installer menu Appendix A ...

Страница 30: ...ndix A Change system Only if any passive disabled sensors are working again If new sensor s found and passive sensor s found If new sensor s found but no passive sensor s found If no new sensor s found Example showing ground system ...

Страница 31: ...Appendix 31 View statistic View statistics Appendix A ...

Страница 32: ...ea is heated in periods of 3 hours Within that period a decrease in mois ture will stop the heating and activate post heating The post heating function can be disabled Measuring temperature The heating function is suspended every third hour meaning that the heating cables are turned off This is done in order to allow the sensors to measure the temperature without being influenced by the heated cab...

Страница 33: ...snow As long as the measured temperature is lower than the chosen melting temperature heating of the ground area will be on When the measured temperature reaches the chosen melting temperature and the measured moisture level is below the chosen limit the post heating function will be activated The post heating function can be disabled If moisture is detected on the ground area the system will cont...

Страница 34: ...n one sensor this performance is significantly improved Security and energy consumption High security higher energy consumption If a high degree of security against ice and snow is wanted make the following adjust ments of the operation parameters Increase the standby temperature Increase the melting temperature Decrease the moisture level close to setting 5 Prolong the post heat period This will ...

Страница 35: ... length m 1 mm 300 150 80 1 5 mm 450 225 120 2 5 mm 750 360 200 4 mm 1200 600 310 2 pcs PSU 24V 24W in parallel Roof system Number of sensors 1 2 3 4 Cable type Max length m Max length m Max length m Max length m 1 mm 400 100 130 75 1 5 mm 600 150 200 110 2 5 mm 1000 250 330 190 4 mm 1600 400 525 300 2 pcs PSU 24V 24W in parallel 2 pcs PSU 24V dc 24W ...

Страница 36: ... C Article 088L8071 Version 01 01 ...

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