Monitoring system for furnace rooms
Contents
1. Designation Type Order no Technical data water flow meter RVD MS FRM251 2 0 16L min contact 1 5A 1 2 air flow meter SN480 A2 GR IFRM260 G1 2 24Vrelaise0 25sec S short pressure control device air 901 41WE IFRM259 IEW 1 5 0 15 1 3 0 1SBAR control valve 2 5 S9 581 IFRM261 IRF 1 4 switch cabinet ILA M1060 IFRZ419 dimensions 600x600x200 air reservoir SL IFRM262 5 1 console Hensel box with terminals 9100 IFRM255 Modular terminals 9700AGS35 back pressure valve IRHD IFRM263 IERMETO screwing SVIOPL IFRM266 IERMETO screwing SV22PL IFRM265 IERMETO screwing IEGE22 LR ED IFRM267 IERMETO screwing IEVW10 PL IFRM268 IERMETO Stop valve 1 2 DN 15 ENIL 1201 FRM253 Water Stop valve DV 10 PL FRM252 air List of materials retraction device SVA Main cylinder OSP P32 00100 32D FRA204 stroke 800 Viton king post E1 large FRA205 for OSP32 back pressure control valve DRV FRA202 4 fastening cylinder DZS30225 FRA203 with mounting plate high speed locking device D60mm FRA210 shield D60mm FRA211 water cooled safety valve 2 bar FRA209 A housing D60mm FRA206 Thermax with furnace opening cap List of materials furnace probe SVA Probe housing D60mm Im long FRG100 2 water 10mm air Thermax tip CCD colour camera XC999P XC555 FRK151 7A 12V PAL lens 4mm straight view Probe lens TVO571 4mm filter 16 x Control unit STG95 STD FRS364 192. For feeding of the probe press the entry key on the switch box q v point 10 This control unit is recommended as a standard device Also available are units in a splash water protected housing or in other performances SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 15 Video Cable Video transmission of the control unit by a protected video cable The transmission to the monitor doesn t need amplification up to a distance of 500 m The cable can be laid regardless of other power cables within the cable channel Two wire and glass fibre transmissions are possible too 16 Feeding lines The water supply lines feeding and discharge are conducted in 34 cupper leads to the media cabinet At a fireplace temperature of 2500 C the consumption amounts to approx 960I h In order to reduce the cooling water consumption we recommend an enclosed water re cooling system The water re cooling system is subject to a separate operator s manual 17 Monitor The choice of the monitor respectively of the screen diagonal screen size depends on the distance between monitor and observer Available colour and black and white monitors between 13 and 56 cm screen diagonal as well as flat screens of different dimensions While using colour monitors avoid influences by magnetic fields You may transfer t
3. The adjustment of forward and return movement is realised by means of damping valves Perfect insertion of the probe camera into the furnace wall operational test Shutting off the air and water flow or in case of deenergizing the probe must be retracted automatically That also applies to an excess of temperature 9 5 Control unit a AS a The control board mounted in a 19 housing switching element for the control air water and temperature All necessary power units for camera and electronics are integrated in the control unit The switchboard for control of the different functions and the display of the internal temperature of the probe fits on the front panel Connectors to the camera control system video socket alarm output and couplers for the control cable are installed on the rear panel The DIP switches mounted on the printed boards have been set by the factory according to the requirements contacts media bar In case of additional switching contacts the DIP switches are closed or opened according to their switching function SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de Control unit 4x digital input temperature water air reserve 4x alarm output temperature water air reserve group signal 24V solenoid valve ie w g 3 Sead
4. case Media bar 6 Ventilen FRZ405 Connection water air cylinder hoses PTFE FRZ406 7 pieces 3x15mm 4x10mm SVA Industrie Fernseh GmbH Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de All specifications subject to change without notice
5. 335501 E Mail info sva hilden de OVA 3 0 Technical Data 3 1 General information Power supply sees 230 V Mains frequency 50 60 Hz power consumption max 500 W 3 2 Ambient temperature At the probe tip max 2500 C Outer furnace wall max 80 C close to the retraction device Camera cable silicone max 250 C Camera cable standard max 80 C 3 3 Water supply The quality of the cooling water can badly influence the life expectancy of the probe house Therefore the cooling water should have approximately the quality of drinking water In case of polluted water the use of a water re cooling system or a heat exchanger is required This is also recommended for environment protection and cost saving reasons There is a considerable reduction of water consumption System with heat exchanger 45 Closed water cooling system 100 Due to the low concentration of chlorine ions in mg l corrosion damages are much lower Admissible contamination of insoluble materials Max 10 mg l pH value 6 0 8 0 Permissible water temperature in the cooling system max 40 C after free outflow behind point of consumption Delta T should not exceeded 3 C The water consumption of a probe in a horizontal or downward inclined position is subject to the furnace temperature Standard values at 1000 C 41 min 2 bar at the probe at 1500 C 10l min 2 bar at the probe at 2500 C 16l
6. Example If at a temperature of 0 0 C the GIR 1002 Pt100 indicates a temperature of 0 3 C due to a longer connection cable only in case of two wire and three wire connection then the GIR 1002 Pt100 can be aligned to 0 0 C by setting 0 3 Caution This value setting influences the indication of the GIR 1002 Pt100 Due to this reason the offset value should normally be set at 0 0 SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de VA Error codes The occurrence of inadmissible conditions in the system leads to the indication of corresponding error codes The following error codes are defined FE Error 1 Measuring range exceeded This fault alarm signals that the measuring range of the GIR 200 Pt100 has been exceeded Possible fault cause Temperature to be measured is higher than 199 9 C Sensor is defect Sensor connecting cable is interrupted Counter measure Reset FE 1 as soon as the measuring range is not any more exceeded For this purpose please check your PT100 sensor or the connecting cables FE Error 2 Measuring range fallen below This fault alarm signals that the measuring range of the GIR200 Pt100 has been fallen below Possible fault cause Temperature to be measured is lower than 50 0 C Sensor is defect Sensor connecting cable is interrupted or
7. have to be set according to the description Any modifications made please respect the following specifications The air pressure control unit must be adjusted to 2 5 3 bar The contact maker of the water flow control unit should be set to 800 960 l h while starting the unit Having reached a constant temperature in the probe the flow can be reduced The max internal probe temperature should not exceed 47 C The probe temperature is visualised on the display of the control unit For the air adjustment a distinction between sealing air and scavenging air is to be made To neutralize the overpressure in the furnace the sealing air must be adjusted in order to prevent the flames from penetrating to the outside The scavenge air value is to be set at 2 3 less than the sealing air value The scavenging air must be dry and oil free because it will come into direct contact with camera and lens while cooling the camera housing The disregard of these demands will cause an inevitably impurity of the lens Furthermore after the first 24 hours after the initial operation of the monitoring device you must pay attention to the water flow control theair flow control the air pressure control an excess of temperature A water circulation free from air must be guaranteed deairing When the limit values have been exceeded or under run the retraction device must withdraw the probe automatically out of the hot area SVA Industrie Fer
8. i ee F Nr NT STG95STD d 127717 01 25 Operating the retraction device is only possible if a homogeneous switching status is guaranteed The potential free contacts switched on a 10 polar socket are responsible for the alarm output As shown on the attached diagram of connections it is possible to scan detailed information about the group alarm or the different media For control of a solenoid valve or other circuit elements a current feed of 24 Volt 17 polars connector is required for interference free service The operating condition of the unit is visualised by LED light emitting diodes During a malfunction the LED will switch off Red diode on constant message until reset of the device The setting of the temperature limit values is prescribed in the enclosed operator s manual GIR 1002 SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 e E Mail info sva hilden de OVA 9 6 Operating Manual GIR 1002 200 Indication of the Actual Temperature After the supply voltage has been applied the GIR200 PT100 carries out a segment test for about 8s Afterwards the actual temperature will be indicated provided that a temperature sensor is connected The LED 1 indicates the condition of the relay LED illuminates relay has picked up Indication adjustment of the on position of the switching output 1 Call by butt
9. short circuited Counter measure Reset FE 2 as soon as the measuring range will not any more fallen below For this purpose please check your Pt100 sensor or the connecting cables If any of the indicated error codes or malfunctions should occur check first of all the corresponding switching points as well as the entered offset value of the GIR200 Pt100 9 7 Maintenance To provide security for the operational reliability of the equipment the maintenance should be included in the daily inspection round During this inspection the functions in the media cabinet and the probe temperature should be checked In addition a function check of the telescope should be carried out Please make also sure that the used scavenging air of the camera is kept dry and oil free However an impurity of the probe tip is established clean it with greatest care It is strictly prohibited to use any cleaning agents with biting effect and sharp edged or pointed devices Retract the probe out of the furnace when carrying out any maintenance work It must be ensured that by no means flames can get out of the inspection glass If necessary it must be enclosed with corresponding fire proof material SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de OVA List of materials media cabinet SVA
10. OVA Monitoring system for furnace rooms Assembly and operating instructions Table of contents 1 Safety instructions 2 Application 3 Technical Data 3 1 Generalities 3 2 Ambient temperature 3 3 Water supply 3 4 Compressed Air 3 5 Mounting of the probe 4 Assembly of the monitoring system 5 Recommended spare parts 6 Preparatory assembly works 6 1 Installation of the water connections 6 2 Installation of the air connections 6 3 Installation of the furnace probe camera into the probe housing 7 Mounting of the retraction device 8 Media cabinet general description 8 1 Mounting of the media cabinet 8 2 Set up of the monitoring device 9 Start up of equipment 9 1Camera 9 2 Setting functions of DIP switches 9 3 Probe 9 4 Retraction device 9 5 Control unit 9 6 Operating instructions GIR 1002 200 9 7 Maintenance work SVA Industrie Fernseh GmbH Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 e Fax 02103 335501 e E Mail info sva hilden de All specifications subject to change without notice 1 0 Safety instructions Prior to connecting and starting the equipment read and understand the safety instructions and operating manuals The operating manuals must be kept in a safe place to give the operating personnel access to the documents at all times The manufacturer does not accept any liability for damages caused by improper manipulation and non observance of the safety rules It is imperative to wear
11. TTER speed switches AGC ON OFF switch Y C VBS switch 3200K mm ee 5600K F m 1 1000 ATW l e E CCDIRIS MAN S Sje A FLCKERLESS On the right side of the camera there are 6 DIP switches and 2 potentiometers faders block 1 switch 1 2 White Balance switches block 2 switch 3 4 Shutter speed switches block 3 switch 3 AGC auto gain control ON OFF switch block 4 switch 4 Y C VBS switch Settings block 1 WHITE BALANCE switches switch 1 switch 2 OFF switch down 3200 K Setting for indoor shooting under artificial light switch 1 OFF switch down switch 2 ON switch up 5600 K Daylight setting switches 1 2 ON switches up Manual setting of the colour temperature by means of potentiometer B R Settings block 2 SHUTTER speed switches switches 3 4 OFF standard operation switch 3 OFF switch 4 ON SHUTTER 1 1000 switch 3 ON switch 4 OFF auto iris switch 3 ON switch 4 ON unconsidered RGB mode only Settings block 3 AGC auto gain control ON OFF switch Switch 5 ON AGC ON auto gain control Switch 5 OFF permanent intensification 0 dB Settings block 4 Y C VBS switch Switch 6 ON black white setting Switch 6 OFF VBS colour setting SVA Industrie Fernseh GmbH All specifications subject to change witho
12. ated for a longer time longer than 1 second the value will begin to roll up and down Once the rolling of approx 150 digits has been carried out the rolling procedure gets accelerated by the factor of 10 Confirm with button 4 the new off position LED 1 and OFF Hy stop flashing Shift to the indication of the actual measuring value by repeated pushing the button 4 SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 e E Mail info sva hilden de OVA Offset Adjustment The GIR200 Pt 100 is factory calibrated onto Pt100 sensor according to DIN43760 etc Thus the control unit is immediately usable as soon as the temperature sensor and the supply voltage have been connected It is possible that in certain applications an offset adjustment becomes necessary e g for the compensation of influences by cable resistances caused by the application of two conductor or three conductor connection In this case please proceed as follows Push button 1 front side Additionally push approx s mini push button on rear side of the GIR 1002 Pt100 behind the terminal for the sensor until the LED CAL front side illuminates LED s Scale OFF Hy and LED CAL illuminate The display shows the offset value memorized in the GIR 1002 Pt100 zero offset Set the new offset value by means of the butto
13. ce support Using a retraction device with water cooled mounting plate the unit must be cooled immediately during installation The damping valves attached at the band shielded cylinder must be adjusted so that while retracting or inserting the probe a sensible damping of the mechanical movement takes place shortly before reaching the final position It must be guaranteed that the movement in the middle of the cylinder is carried out as quick as possible The adjustment made by turning the knurled screws clockwise or anti clockwise and must be fixed by a lock nut The final adjustment of the retraction device must ensure that the probe does not come into contact with the furnace walls while being inserted SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 e E Mail info sva hilden de 8 0 Mounting of the media cabinet The installation of the media cabinet is made at a distance of about 15 m away from the probe Within this area the ambient temperature should not exceed 50 C For pipe dimensions please have a look at the enclosed drawing For the water and air feeding lines we recommend the installation of water and air filters supplied with upstream reducing regulators Pay attention in particular to the connection of the water conduits 8 2 Setting of the monitoring devices While starting the devices the maximum values
14. change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de VA 6 1 Installation of water connections The installation of the water conveying pipes to the media bar should be made outside the hot area It is advantageous to lay the pipes in bundles and to isolate them Zylinder Zylinder Wasser Isolierung The pipes are made of steel copper or Ermeto A cleansing filter should be attached to the water and scavenging air pipes 6 2 Installation of compressed air connections The compressed air supply is divided into three branches Sealing air scavenging air and control air cylinder These pipes are laid from the media cabinet to the media bar in a 10 mm Ermeto pipe We recommend to lay the water and air supplies in bundles and to isolate them SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 6 3 Mounting of the furnace probe camera into the probe housing The mounting of the furnace probe camera on the essential camera carrier insert is realised at the factory In case of repair works or cleaning please follow our reassembly instructions see attached drawings The camera with the probe must be brought into an axial line to the aluminium carrier pipe The lock nut has to be adjusted in such a way that the len
15. have been developed for a quick failure diagnosis A solenoid valve is responsible for the retraction and feeding of the transfer device All necessary water flow and air pressure control instruments fit in the compact metal housing protected from dust and splash water individual setting as well as the 2 5 directional control valve of the cylinder Diagram of connections media cabinet enclosed SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de OVA 8 Camera Cable Black Box Housing 150 x 150 x 60 mm protected from splash water with integrated 30 polar socket ledge connecting the camera system cable to the high temperature camera cable There is no need for an additional air cooling of the high temperature camera cable The housing must be installed outside the hot area at a distance of approx 10 m of the camera 9 Camera Cable The camera system cable includes a control and a coaxial video transmission line There are two different types of camera system cables Silicon cable up to an ambient temperature of 200 C camera cable System cable up to an ambient temperature of 80 C camera cable system control cable 10 Switch Box The switch box fitting in the region of the retraction device permits the local feed and retraction of the camera probe for maintenance work Feedi
16. he video signal to a PC for graphic processing 5 0 Recommended spare parts In order to increase the working reliability and the ease of servicing we recommend the following testing instruments and spare parts e probe housing furnace probe lens silicon camera cable completely assembled with connectors a set of PTFE high pressure refractory hoses CCD furnace probe camera 2 m test cable and test box testing monitor with 30 polar plug SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de OVA 6 0 Preparatory assembly works 1500 Max 500 300 i Einbauplan Ausfahrvorr 25 0595 100 Max 800 The installation of a probe system needs sufficient space in the region of the furnace opening The drawings of the retraction device give detailed information about the space requirements There must be sufficient place on the man carrying working platform for the technicians to work on the probe In this area the temperature should not exceed 80 C In case of an excess of temperature we recommend the mounting of sheet metal heat deflectors under the working platform SVA Industrie Fernseh GmbH All specifications subject to
17. initial start up 24 hours after commissioning the air consumption will be reduced according to the operating conditions 3 5 Mounting of the probe We recommend the installation of an automatic emergency retraction device for safety reasons and to facilitate maintenance work Furnace opening dimensions probe 60 mm 80 mm probe 70 mm 90 mm In case of an inclined fitting position of the probe view upwards a variation of max 40 C on the horizontal line is allowed If this value is exceeded the use of a 70 mm probe is prescribed There are no restrictions for probes in horizontal or downward inclined viewing direction In case of maintenance work which requires shutting off the water and air flow the furnace opening must be sealed by appropriate means in order to prevent the escape of flue gas and flames Otherwise personal injuries as well as damages to the lens or the retraction device cannot be excluded SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 4 0 Assembly of the monitoring system In the following chapter you will get by means of the attached Block Diagram detailed information about the assembly of the system and additional technical details The water re cooling system will be described in a separate user s manual upon request Block Diagram assembly drawing of the fu
18. m Ceramic coated Probe length according to the customer s specification Maximal probe length 4 meters Dia of standardized probes 60 mm Dia of probes longer than 1500 mm 70 mm SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 e E Mail info sva hilden de 2 Retraction device Retraction device with transfer band cylinder For the emergency retraction of the probe there are different types available a Retraction device with transfer band cylinder for automatic retraction The device will be retracted automatically out of the danger zone in case of water shortage air shortage an excess of temperature or a power failure The temperature of the cylinder is reduced by the help of a water cooled shield which increases the exposure time of the cylinder ambient temperature at the device max 80 C The probe orifice in the furnace wall is closes by a shutter b Other types suiting the plant s requirements are possible c Manual emergency retraction is required in case of water or air shortage an excess of temperature or a power failure by an authorized person within max 2 minutes 3 Air Nozzle The unit is fitted with a 10 mm dia air nozzle at the observation orifice in order to prevent from overpressure or flame exit through the furnace orifice The air volume regulation which depends on the prevailing
19. min 2 bar at the probe These limit values are not allowed to fall short of at the initial start up of the system They are recalibrated after 24 hours See that the water outlet temperature of max 40 C is not exceeded The water consumption of probes in an upward inclined position is independent of the furnace temperature approx 16 l min 5 bar SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de VA 3 4 Compressed air Input pressure outside the compressed air filter 6 kp cm 6 bar In case of higher input pressure a reducing regulator is required For the sealing air and the retractable cylinder surrounding air can be used The scavenging air of the camera must be free from oil and water Where necessary a cleansing filter must be used Sequence of filters PE 04 20 SMF 04 20 AK 04 20 Max air temperature 38 C at the connection to the probe case The proportioning of the sealing air depends on the operating conditions If the furnace or the boiler is under high internal pressure the working pressure of the sealing air must be increased in order to prevent the flames from penetrating to the outside In case of two air circuits in the plant two separate air hoses must be connected to the media cabinet see above Total air consumption max 16m3 h sealing air max 12 m3 h at the
20. ng of the probe is only possible by means of the key switch at the switch box For retraction of the probe press the key retraction device at the control unit q v point 14 Attention While retracting the probe a safety margin of at least one meter has to be respected 11 System Control Cable The 19 mm system control cable can be laid on existing cable brackets in the cold area The system cable itself will not be influenced by already laid electric cables 12 Control Cable We use a 12 x 0 5 mm control cable dia 12 mm max temperature 60 C to transmit all signals from the switching devices media cabinet to the control unit 13 Air Reserve Tank The air reserve tank volume 5 1 is mounted at the media cabinet The filling of the tank by means of a non return valve is supervised by a separate pressure control unit In case of an environmental air shortage the stored air volume will be used for the repeated retraction of the probe 14 Control Unit The plug in panel fitting in a 19 box will be installed in the waiting area Continually visual display of the internal temperature of the probe on the front panel 37 C 47 C It is recommended to mount the control unit so that the display of the front panel can always be observed Power requirements 230V 16A Camera system cable control and video cable are connected to the control unit Press the key retraction device for retraction of the probe
21. ns 2 and 3 LED OFF Hy starts flashing Afterwards confirm with button 4 Example If at a temperature of 0 0 C the GIR 1002 Pt100 indicates a temperature of 0 3 C due to a longer connection cable only in case of two conductor and three conductor connection then the GIR 1002 Pt100 can be aligned to 0 0 C by the input of an offset value of 0 3 Caution This value setting influences the indication of the GIR 1002 Pt100 Due to this reason the offset value should normally be set at 0 0 Error codes The occurrence of inadmissible conditions in the system leads to the indication of corresponding error codes The following error codes are defined FE Error 1 Measuring range exceeded This fault message signals that the measuring range of the GIR 200 Pt100 has been exceeded Possible fault cause Temperature to be measured is higher than 199 9 C Sensor is defect Sensor connecting cable is interrupted Counter measure Reset FE 1 as soon as the measuring range is not any more exceeded For this purpose please check your PT100 sensor or the connecting cables FE Error 2 Measuring range fallen below This fault message signals that the measuring range of the GIR200 Pt100 has been fallen below Possible fault cause Temperature to be measured is less than 50 0 C Sensor is defect Set the new offset value by means of the buttons 2 and 3 LED OFF Hy starts flashing and confirm then with button 4
22. nseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 9 0 Start up of equipment 9 1 Camera The camera has been preset at the factory focus and aperture If through scavenging air oil or water have penetrated to the inside of camera or lens the camera must be purified and focussed again Focussing switch on the camera transmit the video signal to the monitor test cable install the objective open the aperture pinhole bring into focus an object at a distance of approx 7 m For adjustment unscrew the lock disk of the objective and turn the knurled ring for fine focus Now tighten the lock disk Using a filter this procedure must be repeated The filter between lens and chip must be arrested by a lock ring For obtaining an optimised picture quality close aperture according to the brightness of the object at f 8 16 for pictures in the furnace Now the camera can be introduced into the probe case Adjustment of the camera dip switches according to the personal requirements SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de OVA 9 2 Operator s Manual for DIP Switches of furnace probes DIP switches for setting functions WHITE BALANCE switches SHU
23. on 1 repeatedly push the button until the LED s SET 1 and ON SP illuminate Indication The seven segment display indicates the on position of the switching output 1 Adjustment Adjust on position by means of button 2 and 3 The LED s 1 and ON SP start flashing The buttons 2 and 3 have a roll type function That means that the closing point is increased by 1 digit button 2 and decreased button 3 respectively when it is shortly actuated less than second If actuated for a longer time longer than 1 second the value begins to roll up and down Once a rolling of approx 150 digits has been carried out the rolling procedure gets accelerated by the factor of 10 Confirm the new on position with button 4 LED 1 and ON SP stop flashing Shift back to the indication of the actual measuring value by repeated pushing of the button 4 Indication adjustment of off position of switching output 1 Call by button 1 repeatedly push the button until the LED s SET 1 and OFF Hy illuminate Indication The seven segment display indicates the off position of the switching output 1 Adjustment Adjust the off position by means of button 2 and 3 The LED s 1 and OFF Hy start flashing The buttons 2 and 3 have a roll type function That means that the switching point is increased by 1 digit button 2 and decreased button 3 respectively when it is shortly actuated If actu
24. overpressure in the furnace is to be set by a ball valve fixed on the media bar 5 so that the flames penetrating to the outside are neutralised forced back 4 Connecting Hoses The flexible connecting hoses length 1700mm attached between the media bar the retraction device and the probe are available in 2 different types PTFE hoses ambient temperature 200 C standard hoses ambient temperature 80 C Both types are metal coated SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 5 Media bar The media bar mounted in the region of the probe approx 1 5m is used as a locking device for the permanent Ermeto piping between media cabinet and media bar By means of the ball valves on the media bar the different feedings can be cut off on demand 6 Pipework Piping between media cabinet and media bar is to be done as follows Water flow and return 22mm 3 4 Sealing air and scavenging air 10 mm Ermeto Retraction device 10 mm rmeto Avoid piping in hot areas SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de 7 Media cabinet The testing and switching devices water and air fitting in a compact metal housing protected from splash water
25. proper safety glasses face guard and refractory clothes when carrying out any work When working on the equipment at the furnace a further supervising person must be present Never deposit the equipment and components belonging to it within a hot area exceeding 60 C without water flow and air cooling The equipment must also be protected against water penetration and high moisture permeability Only qualified service personnel is allowed to open the electrically operated equipment Prior to connecting the equipment to the mains all plugs and cables must be connected Do not dismount the plug connections unless electrical power is disconnected 2 0 Application First the development of furnace probes permitted a central monitoring of combustion chambers burners melting ends and other objects hard to reach because of heat and contamination Whenever monitoring in a furnace a boiler or a melting end is required the installation of a furnace probe is recommended The small dimensions of a CCD colour TV camera module with its special furnace probe lens permit the installation even in restricted space We can offer a variety of special probe types for different installation depths Please contact our technicians to discuss the conditions of use and the material selection of the probe SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103
26. rnace probe Numbered 1 17 16 5 6 1 2 Luftversorgu 3 B Steuerlufmm indet compressed A Steuerluft Omm uttyersorgt perrluft 10mm 341 Wasser Vorle PLIVE Tomm inlet cooling wat Wasser R ckla mm R3 Wasse Vorlawemm ata Sss ting e 2 r m AL y Vy j 8 Fe lt 9 T al Zentrale 17 10 waiting area E i aed bereich T2 15 ot area 11 E 14 Designinstallation inclmoving device supply cabinet for cooling water and compressed ari with control box SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 E Mail info sva hilden de OVA 1 Probe housing PATENT Nr 196 50 983 Four chamber water and air cooled probe housing different types available with integrated CCD camera optional colour black or white mode Ambient temperature max 2500 C at the probe tip The probe should not be exposed to the flames We can offer a variety of water cooled furnace probes type FRS Standard length about 1 000 mm ambient temperature at the probe tip 2 500 C water and air cooled Different fields of view Axial Straight view angles of 60 and 90 The probes are made of different materials according to their application Steel St Steel VA Vanadium Thermax Titaniu
27. s tip centred to the viewing orifice of the probe is positioned approx 2 3 mm backwards without limitation of the image After theses preliminary works the camera carrier can be inserted into the probe The camera flange is tightened by 3 hexagon socket head screws Allen screws Now the camera device can be connected to the camera cable or to the control cable Starting the unit the image on the monitor must be aligned in an horizontal level by means of the camera carrier in the housing Unscrew the corrugated thread marked in the picture and turn it counter clockwise for alignment Tighten the thread after alignment For wiring of the cable form inside the camera carrier please refer to the enclosed drawings SVA Industrie Fernseh GmbH All specifications subject to change without notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 Fax 02103 335501 e E Mail info sva hilden de VA 7 0 Mounting of the retraction device The mounting of the retraction device should be carried out in the presence of an SVA technician and according to his instructions For space requirements look at the attached dimensional drawings retraction device The unit is designed for an adjustment within a range of 45 This is also possible in a horizontal or vertical range of 110 mm The weight of the retraction device including furnace probe is about 45 kg As aresult you must ensure the stability of the retraction devi
28. ut notice Marie Curie Stra e 11 40721 Hilden Tel 02103 335500 e Fax 02103 335501 E Mail info sva hilden de VA 9 3 The probe The probe made of VA or Thermax is designed for applications using water or air in hot areas with a max temperature of 2500 C at the probe tip The following points should be observed while putting the probe into service The probe may only be inserted into the hot area after complete deairation of the water circuit Having connected all water hoses and after the first hour of operation the probe should be removed from the probe holder so that the deairation can be realised as follows Hold the probe case alternately with the tip pointing upwards for about 10 sec and with the tip pointing downwards for about 10 sec Repeat this procedure for several times After complete ventilation the water circulation should be checked for air bubbles by means of the inspection glass flow control which is mounted in the media bar Perfect circulation without air bubbles must be guaranteed While re inserting the probe into the probe holder the probe tip should seal with the internal edge of the furnace wall According to the lens type it could be advantageous to retract the probe as far as possible to avoid limitation by the furnace wall In any case the probe should not be exposed to the flames 9 4 Retraction device Prior to the initial operation of the retraction device respect the following items
Download Pdf Manuals
Related Search