Documentation
Vacuum leak detector VLXE ..
Please read the instructions before commencing any work
Last updated: 10/2019
Item no.: 602 222
Page 1: ...Documentation Vacuum leak detector VLXE Please read the instructions before commencing any work Last updated 10 2019 Item no 602 222...
Page 2: ...application 4 Design and function 13 4 1 Design 4 2 Normal operation 4 3 Air leak 4 4 Liquid leak 4 5 Display and control elements 5 Installation of the system 17 5 1 General notes 5 2 Installation o...
Page 3: ...2 Disposal 12 Appendix 43 12 1 Use on interstitial spaces that are filled with leak detection liquid 12 2 Dimensions and drilling template 12 3 EU declaration of conformity 12 4 Declaration of perfor...
Page 4: ...NING A potentially hazardous situation that can result in death or serious in juries if not avoided CAUTION A potentially hazardous situation that can result in minor or slight inju ries if not avoide...
Page 5: ...func tion test report about initial commissioning by trained personnel Specification of the serial number of the leak detector is required The warranty obligation is rendered null and void in the case...
Page 6: ...paces according to this documenta tion Chap 6 1 Detonation flame arresters are to be used on the vessel pipe Ambient temperature 40 C 60 C Penetrations in the manhole or control shafts must be closed...
Page 7: ...ons must be complied with For Germany Specialist company qualification for the installation commissioning and maintenance of leak detection systems 2 4 Personal protective equipment PPE Personal safet...
Page 8: ...ated in the documentation Comply with the relevant regulations for electrical installations explo sion protection e g EN 60 079 17 and accident protection regula tions CAUTION Through moved parts If w...
Page 9: ...17 19 potential free DC 25 W or AC 50 VA Fuse max 10 A 1500 A breaking capacity Overvoltage category 2 3 3 Ex data Important only pneumatic part II 1 2G Ex c IIB3 T4 Ga Gb 3 4 Switching values Type Al...
Page 10: ...0 410 500 570 0 8 2 6 2 9 3 8 4 8 6 0 6 9 0 9 2 3 2 6 3 4 4 3 5 3 6 1 1 0 2 0 2 3 3 1 3 9 4 8 5 5 1 1 1 9 2 1 2 8 3 5 4 4 5 0 1 2 1 7 1 9 2 6 3 2 4 0 4 6 1 3 1 6 1 8 2 4 3 0 3 7 4 2 1 4 1 5 1 6 2 2 2...
Page 11: ...ight angle or cylindrical tanks or tubs with flat floors double walled or LPL or LPJ with suction line to low point Density of the material being stored kg dm3 Hmax m 34 230 255 330 410 500 570 0 8 7...
Page 12: ...ay also be integrated into the pipeline Double walled fittings can also be monitored for themselves with this leak detector The installation examples for pipes are to be applied analogously 3 5 3 Moni...
Page 13: ...ion The vacuum leak detector is connected to the interstitial space through the suction measurement and connection line s The under pressure generated by the pump is measured by a pressure sensor and...
Page 14: ...eached Visual and audible alarm signals are then triggered 4 4 Liquid leak If there is a liquid leak liquid penetrates the interstitial space and col lects at the bottom of the interstitial space The...
Page 15: ...Mute button and keep it pressed approx 10 seconds The alarm signal is triggered until the button is released again This test is only possible if the pressure in the system has exceeded the Alarm OFF p...
Page 16: ...tic feed interval in normal operation i e without being filled evacuated by an assembly pump in order to ob tain a valid result It is recommended to make this test before performing any recurring func...
Page 17: ...igned in at least PN 10 for the entire temperature range that may occur Before entering inspection shafts check the oxygen content and if necessary flush the inspection shaft When metal connection lin...
Page 18: ...ould be fitted at all of the lowest points of the connection lines Fit liquid stop valve in the suction line generally a part of the mounting kit If liquids are being stored or conveyed for which expl...
Page 19: ...d fluid penetrating the interstitial spaces of the other pipelines If shut off cocks are fitted in these connection lines they should be sealable in the open position For pressure compensation vessel...
Page 20: ...pace or test valves 1 Generally according to the requirements of the manufacturer of the pipeline interstitial space 2 If Schrader valves are used the following points must be noted Unscrew protective...
Page 21: ...rt of the thread 4 Tighten the union nut by hand 5 Tighten the union nut with a spanner until there is a noticeable increase in force approx 1 to 2 turns 5 5 Electrical lines Mains power connection Su...
Page 22: ...ever closed contacts 17 18 Potential free contacts parallel to the pump start closed at pump standstill and in the event of a power failure 18 19 as above however open contacts 21 22 Connected to inte...
Page 23: ...potential bonding of the entire system using the bolts provid ed The fittings in the connection lines also need to be integrated into the equipotential bonding system particularly if plastic pipes con...
Page 24: ...er supply 24 V DC 139 Membrane keyboard 140 Contacts for serial data transfer 141 Membrane keyboard connection strip 146 Magnetic valve monitoring boards 149 Ethernet board if available 150 PCB for ma...
Page 25: ...t 02 Stop cock 03 Exhaust 18 Detonation flame arrester 20 Three way valve suction line 21 Three way valve measuring line 27 Liquid stop valve 43 Measuring line 68 Suction line 73 Interstitial space 82...
Page 26: ...tion line to low point 02 Stop cock 03 Exhaust 18 Detonation flame arrester 20 Three way valve suction line 21 Three way valve measuring line 27 Liquid stop valve 43 Measuring line 68 Suction line 73...
Page 27: ...IN 6618 2 02 Stop cock 03 Exhaust 18 Detonation flame arrester 20 Three way valve suction line 21 Three way valve measuring line 27 Liquid stop valve 33 Condensate trap 43 Measuring line 68 Suction li...
Page 28: ...line 21 Three way valve measuring line 27 Liquid stop valve 27 Liquid stop valve connected against the direction of flow 33 Condensate trap 43 Measuring line 57 Test valve 68 Suction line 74 Connectin...
Page 29: ...e way valve measuring line 27 Liquid stop valve 27 Liquid stop valve connected against the direction of flow 43 Measuring line 44 Solenoid valve 57 Test valve 68 Suction line 74 Connection line 82 Noz...
Page 30: ...er 20 Three way valve suction line 21 Three way valve measuring line 27 Liquid stop valve 43 Measuring line 57 Test valve 68 Suction line 74 Connection line 82 Nozzle for installation pump 88 Double w...
Page 31: ...on line 21 Three way valve measuring line 27 Liquid stop valve 43 Measuring line 57 Test valve 68 Suction line 74 Connecting line 88 Double walled tube 95 Pressure compensation vessel 96 Node point He...
Page 32: ...divided by 10 Example 800 liters interstitial space volume resulting in 800 10 80 resulting in 80 minutes of testing for max 1 mbar vacuum loss 6 2 Commissioning of the leak detector 1 The leak tight...
Page 33: ...eak detector pump in the leak detector switches off the three way valve 20 must be rotated by 180 and the pump must be switched off and removed 8 Rotate three way valve 21 by 180 and remove pressure m...
Page 34: ...ting contacts is removed unless the pressure has dropped below the alarm pressure during the power failure 7 IMPORTANT For single walled containers fitted with flexible leak protecting lining the inte...
Page 35: ...cer Observe the safety information regarding handling of the materials being stored or conveyed Checking and if necessary emptying condensate traps 7 3 1 Continuity test of the interstitial space 7 3...
Page 36: ...ree way valves and remove test measuring instrument 7 3 3 Testing the switching values with the interstitial space 1 Connect test measuring instrument to the spout of the three way valve 21 and rotate...
Page 37: ...d to have been passed if the measured switching values are within the indicated tolerance range 10 Turn back three way valves 20 and 21 and remove test device 7 3 5 Testing of the conveying height of...
Page 38: ...not fall by more than 1 mbar within the test time Of course a multiple of the test time can be measured for which the approved vacuum drop is then also a multiple 5 Turn valves back after the test has...
Page 39: ...cause and rectify it IMPORTANT NOTE Do not depressurize interstitial spaces of tanks with flexible leak protecting linings layers coming togeth er 6 Repairs on the leak detector e g replacement of com...
Page 40: ...5 Display PCB for electronic leak detector VL VLR DL DLG DLR G DLR P Pump 201003 MSV Vacuum pump 24 V DC 34 mbar Brass Viton seal set Sensor 344506 01 Sensor 1 3 bar welded with VA and capillary tube...
Page 41: ...es can be found on our web site www sgb de such as Assembly kits Electrical separating pieces Manifolds LOD service data remote transfer o here DTM with GSM o here DTM with ETH Optional design Service...
Page 42: ...explosive atmosphere If possible do not use tools capable of generating sparks saw angle grinder for dismantling If this remains unavoidable comply with EN 1127 and the area must not have a potentiall...
Page 43: ...ne connection of the installation pump to a vessel nozzle via an intermediate vessel11 Suck until there is no more liquid to be sucked Finish fitting a large shut off cock at least on the other nozzle...
Page 44: ...VACUUM LEAK DETECTOR VLXE 31 10 2019 44 12 2 Dimensions and drilling template Appendix T 140 350 305 50 40 280 323 8 5 400...
Page 45: ...0 6 2 2006 EN 61 000 3 2 2015 EN 61 000 3 3 2014 2014 35 EU Low Voltage Directive EN 60 335 1 2012 EN 61 010 1 2011 EN 60 730 1 2017 2014 34 EU Equipment in Potentially Explosive Atmospheres The leak...
Page 46: ...standard EN 13160 1 2 2003 Notified body T V Nord Systems GmbH Co KG CC Tankanla gen Gro e Bahnstra e 31 22525 Hamburg Germany Code number of the notified test laboratory 0045 7 Declared performance K...
Page 47: ...31 10 2019 VACUUM LEAK DETECTOR VLXE 47 12 6 T V Nord certification Appendix...
Page 48: ...31 10 2019 48 Text Company details SGB GmbH Hofstr 10 57076 Siegen Germany T 49 271 48964 0 Photos and dimensions are not binding E sgb sgb de for the extent of delivery Subject to W www sgb de chang...
