background image

14

  │ 2 SeCorr system

Fig. 13: 

Filter

 button

The 

Filter

 menu is opened using the 

Filter

 button. This menu 

allows you to optimise the correlation result using filters.
For  more  detailed  information  on  filters,  please  refer  to 

sec-

tion 3.5 on page 31.

Settings

The 

Settings

 button displays the following information:

 

Interference suppression setting

 

Number of calculations

 

Connected components and information about the charge of 

the relevant batteries

Fig. 14: 

Settings

 button

1 Interference suppression, 2 Calculations

3 Components and charge of relevant batteries

The 

Settings

 menu is opened using the 

Settings

 button. The 

following settings can be adjusted in this menu:

 

Measurement

 

Device

Summary of Contents for SeCorr C 200

Page 1: ...15 01 2020 a 107613 en SeCorr C 200 receiver RT 200 transmitter Operating Instructions...

Page 2: ...C 200 receiver Connectors Fig 1 C 200 receiver without aerial front Fig 2 C 200 receiver top view LED Light sensor Touch screen Connectors Charging socket USB port Microphone socket ON OFF key Aerial...

Page 3: ...g Charging socket Fig 3 Transmitter 1 with blue flag and transmitter 2 with orange flag Bandpass display Filter key LED Light key Fig 4 RT 200 transmitter without aerial top view Microphone socket Fig...

Page 4: ...or death A CAUTION Risk of personal injury Could result in injury or pose a risk of health NOTICE Risk of damage to property Note Tips and important information Numbered lists numbers letters are use...

Page 5: ...15 2 2 3 1 Setup 16 2 2 3 2 Switching the transmitter on and off 17 2 2 4 Microphones 18 2 2 4 1 UM 200 universal microphone 18 2 2 4 2 HY 200 hydrophone 19 2 3 Switching on and off 19 2 3 1 Receiver...

Page 6: ...lly adjusting filters 35 3 5 2 3 Applying the filters exiting the Filter menu 38 3 6 Plausibility check 38 3 6 1 Moving the marker 38 3 6 2 Hide peak 39 3 6 3 Sound velocity measurement 40 3 6 3 1 Art...

Page 7: ...hing off the backlight 58 4 4 1 3 Automatic brightness 59 4 4 1 4 Brightness 59 4 4 2 Time Date 59 4 4 2 1 Time 59 4 4 2 2 Date 59 4 4 3 Region 60 4 4 3 1 Date format 60 4 4 3 2 Time format 60 4 4 3 3...

Page 8: ...73 6 1 4 HY 200 hydrophone 74 6 2 Symbols on the touch screen of the C 200 receiver 75 6 3 Significance of LED signals 77 6 3 1 C 200 receiver 77 6 3 2 RT 200 transmitter 78 6 4 Troubleshooting 79 6 5...

Page 9: ...y be used when performing repairs Changes or modifications to this product may only be carried out with the approval of Hermann Sewerin GmbH Use only Hermann Sewerin GmbH accessories for the product H...

Page 10: ...to the C 200 receiver with firmware version 2 x and higher The manufacturer reserves the right to make changes 1 3 Intended use The SeCorr system is intended for professional industrial and commercia...

Page 11: ...the components carefully and safely both during trans port and when working Proceed with extreme caution in the vicinity of electrical lines Hazards for the product and other property Always handle t...

Page 12: ...y regulations regarding the registration and use of radio equipment This applies even if there is an explicit licence for a country You can find a list of the countries of the European Econom ic Area...

Page 13: ...with the pipe data by the correlator to calculate the leak position The advantage of the correlation method is that the leak position is determined independently of the hearing and experience of the u...

Page 14: ...sition from the run time differ ence between the signals of the two receivers The C 200 receiver is also known as a correlator 2 2 2 1 Setup Overviews with the names of all the parts of the receiver c...

Page 15: ...ons If the automatic brightness setting is enabled the light sensor always adjusts the brightness of the touch screen to the ambient lighting conditions Information about the automatic brightness sett...

Page 16: ...lt the triangle 200 carrying strap or a hand loop can be attached to the connectors The connectors are parts of the quick release fasteners 2 2 2 2 Carrying the system The receiver is usually carried...

Page 17: ...he receiver switches off if it is not operated for a specified period of time It must be switched back on again when you want to continue work Switching off the backlight The receiver backlight switch...

Page 18: ...contains the following buttons Measurement File Transmitter Pipe sections Filter Settings These buttons can be used to open submenus Most of the but tons also display information The information displ...

Page 19: ...please refer to section 3 4 on page 25 File The File menu is opened by pressing the File button The follow ing actions can be performed in this menu Save measurement Load saved measurement Delete save...

Page 20: ...nes Volume of noise on headphones Information about the two transmitters is also displayed For more detailed information about the Transmitter menu and listening to noises please refer to section 3 7...

Page 21: ...essing the Pipe sec tions button The following settings can be made in this menu Number of pipe sections in a measuring section Pipe data for every pipe section Material Diameter Length Sound velocity...

Page 22: ...31 Settings The Settings button displays the following information Interference suppression setting Number of calculations Connected components and information about the charge of the relevant batteri...

Page 23: ...Fig 15 Interference suppression detail of Settings button Left image Interference suppression on Right image Interference suppression off Whenever interference suppression is active during a measure m...

Page 24: ...one socket For connecting a microphone Filter key Note The SeCorr system has filter options for various purposes An overview of these can be found in section 2 4 on page 20 The bandpass can be adjuste...

Page 25: ...en switched on Light key The light key is used to switch the light source of the UM 200 universal microphone on and off LED The LED indicates the operating status Information about what the LED signal...

Page 26: ...l microphone The UM 200 is a highly sensitive microphone for picking up struc ture borne noise The UM 200 is connected directly to the RT 200 receiver with a cable Accessories can be attached to the U...

Page 27: ...rt circuit disc before using the contact adapter for the first time 2 2 4 2 HY 200 hydrophone The HY 200 hydrophone records noises directly from the water column A CAUTION Risk of contamination The HY...

Page 28: ...re used for different purposes RT 200 transmitter The bandpass can be adjusted using the filter key sec tion 2 2 3 1 on page 16 C 200 receiver The correlation result can be optimised using filters sec...

Page 29: ...wireless headphones come with a rechargeable NiMh battery For information on charging the batteries please refer to sec tion 5 1 on page 62 NOTICE Risk of damage when changing lithium ion bat teries...

Page 30: ...0 receiver The system is ready for use 3 2 Measurement steps overview Once the system has been prepared location can begin A measurement comprises the following steps 1 Configuring the pipe sections s...

Page 31: ...to continue the measurement afterwards The main view is open 1 Tap the Pipe sections button The Pipe sections menu will appear Fig 17 Pipe sections menu Top Diagram of pipe sections here measuring se...

Page 32: ...Adjust the pipe data for the new pipe section section 3 3 2 3 Apply the settings by pressing Confirm The receiver will switch back to the main view 3 3 1 2 Deleting a pipe section Pipe sections can be...

Page 33: ...sections menu is open 1 Tap the pipe section for which you want to adjust the pipe data The pipe section will be highlighted in blue 2 Adjust the pipe data 3 Apply the settings by pressing Confirm Th...

Page 34: ...ll appear 3 4 1 1 Starting the measurement after configuring pipe sections Once the pipe sections have been configured the calculation data must be reset before a new measurement can be started The ma...

Page 35: ...as urement button will appear 3 4 2 Stopping a measurement Ongoing measurements can be stopped at any time In order to achieve a reliable result SEWERIN recommends Not stopping the measurement until t...

Page 36: ...t without additional information OR a Enter a comment using the virtual keyboard The comment can be up to a maximum of 25 characters long b Tap Confirm to save the measurement with additional in forma...

Page 37: ...are available Year Year and month The Load menu is open 1 Tap the Filter by date button on the top left The Filter by date menu will appear 2 Set the values for the search Left field Year right field...

Page 38: ...o do this de lete mode needs to be enabled NOTICE Risk of data loss In delete mode measurements are deleted immediately without further prompting Work with extreme care in delete mode The main view is...

Page 39: ...help optimise the correlation result and thus locate leaks more reliably Filters are set in the frequency graph A well applied filter will have the following effect on the correla tion curve Peaks wil...

Page 40: ...ottom Lower filter limit Current filter here Auto 1 Available filters Various filters can be applied The options are Auto 1 Automatically calculated filter 1 Auto 2 Automatically calculated filter 2 M...

Page 41: ...d Areas in which the two functions overlap are shown in black If the values of one function are lower than the values of the other function across the whole frequency range you will only be able to se...

Page 42: ...ty of peak The sharper or clearer the peak the better the quality The quality can be improved by setting filters The quality of a peak is rated by dots The more black dots the higher the quality Fig 2...

Page 43: ...d 3 5 2 1 Selecting automatically calculated filters Note Filters Auto 1 and Auto 2 are identical if the calculation algo rithms on which they are based do not detect any differences The Filter menu i...

Page 44: ...Quick filter adjustment 2 Tap the frequency graph a second time The higher of the two tapped frequency values will be as signed to the upper filter limit The Filter menu will return to its default vie...

Page 45: ...limit buttons The Filter Zoom menu will change its appearance fig 25 right image The filter limit stop range that can be adjusted is displayed in orange Tap Zoom The display changes immediately Tap th...

Page 46: ...The correlator cannot determine whether there is an actual leak at a calculated position or whether the noise is interference e g open house connection This can pose a problem if the correlation curv...

Page 47: ...7 Correlation menu Top Correlation curve Below from left Show peak Hide peak Sound velocity but tons Bottom Display of leak position and run time difference t 5 Tap Back The receiver will switch to th...

Page 48: ...t The sound velocity depends to a large degree on the pipe data length diameter material The receiver has default values for the sound velocity which are used to calculate the leak position In practic...

Page 49: ...value for the meas ured sound velocity has stabilised 7 Apply the measured sound velocity by pressing Confirm The sound velocity measurement is complete The receiv er will switch back to the Correlat...

Page 50: ...nsmits uncompressed signals in real time Radio inter ference can therefore cause a short clicking noise in the head phones SDR uses the same frequency ranges as for example WLAN or Bluetooth In rare c...

Page 51: ...nu without a connected transmitter Fig 30 Transmitter menu with connected transmitters Top Volume Centre Transmitter selection Left right Information about transmitter 1 2 Information about the transm...

Page 52: ...ake up to 20s for changes to be displayed 3 7 3 Adjusting the volume The volume determines how loudly the noises are played back through the headphones A CAUTION Health hazard Excessive noise can dama...

Page 53: ...stened to together or separately The options are Noises from transmitters 1 and 2 Noises from transmitter 1 Noises from transmitter 2 No noise The main view is open 1 Tap the Transmitter button The Tr...

Page 54: ...r correlation The following system components are required for acoustic leak detection C 200 receiver Microphone e g UM 200 universal microphone F8 wireless headphones 3 8 1 Microphone menu overview A...

Page 55: ...the following buttons Volume Light Listen to microphone Turn off noise The volume for the microphone function Microphone menu is independent of the volume for listening to noises Transmitter menu The...

Page 56: ...ust the volume to the current situation Proceed as explained in section 3 7 3 on page 44 Please note the health hazard warning in the same section 7 Tap the Switch noise off button when you want to st...

Page 57: ...e Measurement and Device menus are imple mented as follows Select Enable disable Set value Fig 35 Menu sample diagram Very top Menu item with selected settings Below Menu items with enabled disabled s...

Page 58: ...r confirma tion The receiver goes back up a menu level The selected setting is displayed in the higher menu level 4 2 2 Enabling disabling Fig 37 Enabling disabling a setting sample diagram Top Settin...

Page 59: ...gs by pressing Confirm The receiver goes back up a menu level Numeric keypad Fig 39 Numeric keypad 1 Tap the relevant number keys The selected numbers will be displayed via the numeric keypad 2 Apply...

Page 60: ...n Interference suppression high low Off Correlation curve Positive Positive negative Blocking filter 60 Hz 50 Hz Off Filter basis Coherence blue red Off Cross spectrum blue red Off Spectrum 1 blue red...

Page 61: ...y tap Back The Settings menu appears 5 Tap Back again to return to the main view 4 3 1 General 4 3 1 1 Units Different units can be used for specifying the pipe data The options are Metric Length spec...

Page 62: ...Blocking filter The blocking filter is an electronic filter which filters out the mains frequency of the power supply This minimises the impact of cur rent carrying electrical lines on the noise The o...

Page 63: ...ers 1 and 2 to the receiver The options are Blue Red Colour that can be selected for the graph Off The function is not displayed 4 3 2 3 Spectrum 1 or Spectrum 2 Auto power spectrum of the noises tran...

Page 64: ...dicates the material of the pipe in the pipe section There is a wide range of materials available for selection 4 3 3 3 Diameter Indicates the diameter of the pipe in the pipe section Value range 10 m...

Page 65: ...12 h 24 h Language English Service Information Calibration Fig 41 Device menu The main view is open 1 Tap the Settings button The Settings menu appears 2 Tap the Device button The Device menu appears...

Page 66: ...thout being recharged The options are 30 min 1 h 3 h Duration that can be selected Off The receiver does not switch itself off 4 4 1 2 Switching off the backlight The touch screen backlight can switch...

Page 67: ...4 4 1 4 Brightness Note Brightness only appears in the menu when the Automatic brightness function is disabled When the Automatic brightness function is disabled a per manent value can be set for the...

Page 68: ...me can be written in various ways The options are 12 h 12 hour clock 24 h 24 hour clock 4 4 3 3 Language The text on the user interface can be displayed in various lan guages There is a range of langu...

Page 69: ...4 Settings 61 4 4 4 2 Calibration The touch screen can be calibrated by the user For more detailed information on calibration please refer to sec tion 5 3 on page 67...

Page 70: ...temperature falls below or exceeds the limit values charging stops until the temperature returns to within the per mitted range There are two ways of charging the components All components at the sam...

Page 71: ...cable L Charging starts automatically After less than 7 5 hours the charging process is complete 5 1 2 Charging batteries using the AC DC adapter or vehicle cable The components are connected directly...

Page 72: ...he housing the components can be damaged mechanically or by electrostatic discharge Lithium ion batteries must only be removed if there is reason able suspicion that they might be faulty Only SEWERIN...

Page 73: ...the battery compartment cover The batteries are in the battery compartment The battery com partment is sealed with the battery compartment cover The receiver must be switched off 1 Undo the four screw...

Page 74: ...ESD workstation There should be no microphone connected to the transmitter 1 Undo the four screws on the bottom section of the housing 2 Carefully lift off the bottom section of the housing The top se...

Page 75: ...lways use a touch pen for calibration Work with extreme care The main view is open 1 Tap the Settings button The Settings menu appears 2 Tap the Device button The Device menu appears 3 Switch to the S...

Page 76: ...m down with a damp cloth SEWERIN recommends Always remove significant contamina tion immediately 5 5 Maintenance SEWERIN recommends Have the system serviced regularly by SEWERIN Service or an authoris...

Page 77: ...WSP EZ1300102 IC 7994A EZ1300102 Features Display 5 7 TFT display 640 x 480 pixels VGA LED backlight Interface micro USB Memory 90 MB internal Processor RISC 32 bit DSP Operation Touch screen ON OFF k...

Page 78: ...24 kHz Data transmission Near field radio SDR Sewerin Digi tal Radio Transmission frequency 433 9 434 4 MHz 444 5500 444 9875 MHz 458 5125 458 7875 MHz 468 5 469 6 MHz 2 408 2 476 GHz 38 channels Rad...

Page 79: ...USA Contains 70TX D2 USA only Contains 70TX D FCC ID PUX70TX D Features Signal light 1 LED red green for operating status 3 LEDs green for filter Interface internal USB Processor DSP 16 bit 120 MHz Op...

Page 80: ...ses 0 500 Hz 0 4000 Hz 200 4000 Hz Notch filter Sampling rate 16 bit 48 kHz Measurement ranges 0 1 Vrms Sensitivity automatic amplification 163 levels 17 25 89 dB Data transmission Transmission freque...

Page 81: ...erial stainless steel Models 3 cable lengths available Features Signal light 2 LEDs white each 15 cd Operating conditions Operating temperature 20 80 C Storage temperature 25 80 C Protection rating IP...

Page 82: ...re water pressure up to 16 bar Protection rating IP68 Non permitted operating environments in liquids other than water In aggressive media in potentially explosive areas Power supply Power supply via...

Page 83: ...on enabled system component connected etc Symbol greyed out Function disabled system component not connected etc Symbol Significance Confirm Cancel Back Scroll Receiver Transmitter Universal micro pho...

Page 84: ...Delete Selected Next Move Zoom Symbol Significance Noises from trans mitter Noises from trans mitter 1 Noises from trans mitter 2 No noises from transmitter Listen to micro phone Signal strength Sate...

Page 85: ...erma nently on C 200 switched on Flashing 0 1 s on 0 9 s off ongoing Battery charging Double flash 0 1 s on 0 1 s off 0 1 s on 0 7 s off ongoing Battery is fully charged Red Light perma nently on C 20...

Page 86: ...ivation repeat Significance Green Light perma nently on RT 200 switched on Flashing 0 1 s on 0 9 s off ongoing Battery charging Double flash 0 1 s on 0 1 s off 0 1 s on 0 7 s off ongoing Battery is fu...

Page 87: ...s EZ13 18000 HY 200 hydrophone set HY20 S0001 UM 200 microphone protector EM20 Z0201 M10 tripod 4000 0966 Triangle 200 carrying strap 3209 0022 Lap belt carrying system EA20 Z1000 Padded hand loop 320...

Page 88: ...000 MHz Estonia 433 9000 434 4000 MHz Finland 433 9000 434 4000 MHz France 444 5500 444 9875 MHz Germany 433 9000 434 4000 MHz Greece 433 9000 434 4000 MHz Hungary 433 9000 434 4000 MHz Iceland 433 90...

Page 89: ...rt of the services due The source code is available on request at cost price by emailing info sewerin com The full licence terms can be found online www sewerin com 6 9 Advice on disposal The European...

Page 90: ...sections 26 charging 28 continuing 26 deleting 30 filtering 29 measurement steps overview 22 noises 47 preparing 22 repeating 27 saving 27 A Acoustic leak detection 45 Aerial 17 Auto 1 Auto 2 32 Auto...

Page 91: ...ports 8 switching off 9 switch off backlight 9 Result display 10 optimising 31 S SDR Sewerin Digital Radio 4 Select 50 Settings button 14 device 56 enable disable 50 measurement 52 options 49 select...

Page 92: ...senhower Avenida Sur del Aeropuerto de Barajas 28 Planta 2 28042 Madrid Espa a Tel 34 91 74807 57 Fax 34 91 74807 58 www sewerin com info sewerin es Sewerin Portugal Lda Rua Sr Dos Milagres 16 2 Esq 3...

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