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SGB DLR-GS Documentation Download Page 25

 

 

06/08/2020 

PRESSURE LEAK DETECTOR 

DLR-GS ..

 

- 25 - 

5.9.3 Block 

diagram 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

01 

Signal lamp "Alarm", red   

 

 

59.4 

Relay "Refilling" 

09 

Signal lamp "Operation", green 

 

 

69 

Buzzer 

24.1 

Fuse "Power supply", 2 A   

 

 

71 

“Mute” Button 

24.2 

Fuse "Solenoid valve", 0.5 A 

 

 

76 

Main board 

24.3 

Fuse "External signal", 1 A 

 

 

102 

Pressure sensor 

29 

Button 

"Filling" 

    103 

Display 

44 

Solenoid 

valve 

    105 

Control 

unit 

45 

Signal lamp "Refilling", yellow 

 

 

116 

Power supply unit 24 V DC 

59.2 

Relay "External signal" 

 

 

 

140 

Contacts for serial data transfer 

59.3 

Relay 

"Alarm" 

    141 

Keypad 

terminal 

strip 

Mounting 

Summary of Contents for DLR-GS

Page 1: ...Documentation Pressure Leak Detector DLR GS Please read instructions prior to commencing any work As of 08 2020 Item no 604302...

Page 2: ...by means of a diode that the pressure in the in terstitial space has decreased and that the pressure must be built up again Manometer Pressure gauge The leak detector is equipped with a digital pressu...

Page 3: ...mal Operating Condition 16 4 3 Function in Case of Leaks 16 4 4 Overpressure Valve 16 4 5 Displays and Controls 17 5 Mounting the System 18 5 1 Basic Instructions 18 5 2 Leak Detector 18 5 3 Selecting...

Page 4: ...sal 34 11 1 Disassembly 34 11 2 Disposal 34 12 Appendix 35 12 1 Dimensions and Drilling Pattern Plastic Housing 35 12 2 Dimensions and Drilling Pattern Stainless Steel Housing for Installation Outdoor...

Page 5: ...ry WARNING Potentially hazardous situation which if not avoided could result in death or serious injury CAUTION Potentially hazardous situation which if not avoided could result in minor or moderate i...

Page 6: ...ak detector is required The obligation of warranty shall cease to exist in case of inadequate or improper installation unintended use modifications repairs without the manufacturer s consent Our warra...

Page 7: ...yed media with flash point 60 C and 60 C if the interstitial space is zone 2 55 C and 55 C for Germany according to TRGS 509 and 751 Section 3 4 5 must be complied with Any claims arising from misuse...

Page 8: ...detection systems 2 4 Personal Protective Equipment PPE Personal protective equipment must be worn during work Wear necessary protective equipment for the relevant work Note and comply with existing P...

Page 9: ...ise in the documentation Comply with relevant regulations regarding electric installation explosion protection e g EN 60 079 17 if necessary and accident prevention DANGER From explosive vapor air mix...

Page 10: ...c housing 40 C to 60 C stainless steel housing incl heating Housing protection class IP 30 plastic housing IP 54 stainless steel housing 3 2 Electrical Data Power supply 100 240 V AC optional 24 V DC...

Page 11: ...alarm pressure is reached considerably more quickly pTEST Minimum test pressure of the interstitial space pPR Set pressure on the pressure reducer must be adjusted in some cases ac cording to the pres...

Page 12: ...should not exceed 2500 m and must correspond with the specifications for the pipe permit 3 4 2 Pipes Double walled pipes made of metal or plastic in factory or on site construction For Germany Additi...

Page 13: ...to be conveyed have a flash point 60 C 55 C for Germany according to TRGS 509 and TRGS 751 This specification is based on a risk evaluation according to the di rective 2014 34 EU explosion directive...

Page 14: ...ousing with 01 Signal lamp Alarm red 09 Signal lamp Operation green 23 Signal lamp Refilling required yellow 29 Button Commissioning filling 69 Buzzer 71 Mute Button 75 Display board 76 Main board 102...

Page 15: ...ith 44 Solenoid valve 69 Buzzer 70 1 Overpressure valve interstitial space 70 2 Overpressure valve supply 75 Display board 76 Main board 102 Pressure sensor 140 Contact for serial data transfer 141 Ke...

Page 16: ...ssure tank The existing pressure in the interstitial space is monitored with a pres sure sensor in the leak detector Any minor leaks will lead to a fall in pressure The result of this is that the requ...

Page 17: ...ion Turn off audible alarm signal Shortly press Mute button once audible signal turns off the red LED blinks Pressing the button again will turn the audible signal on This function is not available du...

Page 18: ...gas bottle must be protected from falling over at the construction site If nitrogen is used sufficient ventilation must be provided if com missioning operation is performed in enclosed spaces Attach...

Page 19: ...re in the interstitial space Also applies to fittings and screwed connections Note tem perature range especially when using plastic Inside clearance at least 4 mm with inert gas as leak detection medi...

Page 20: ...r turn 5 6 2 2 Clamping ring screw connection for metal and plastic pipes 1 Insert support sleeve only plastic pipe into the pipe end 2 Insert the pipe with support sleeve as far as it will go 3 Tight...

Page 21: ...gnal 24 V in case of alarm can be turned off by activating the Audible alarm signal button 11 12 Voltage free contacts opened in case of alarm or loss of power 12 13 As above but contacts closed 17 18...

Page 22: ...1 Press down the orange point with a screwdriver This opens the tension spring of the terminal 2 Insert cable into the open terminal 3 Hold cable and remove screwdriver 4 Check cable for a tight fit a...

Page 23: ...n pressure reducer 69 Buzzer 06 2 Coupling on the leak detector side 71 Mute Button 09 Signal lamp Operation green 77 Pressure regulating valve 14 Pressure reducer 88 Double walled pipe 19 Pressure ac...

Page 24: ...oupling on the leak detector side 71 Mute Button 09 Signal lamp Operation green 76 Main circuit board 14 Pressure reducer 77 Pressure regulator 19 Pressure cylinder 88 Double walled pipe 25 Cylinder s...

Page 25: ...supply 2 A 71 Mute Button 24 2 Fuse Solenoid valve 0 5 A 76 Main board 24 3 Fuse External signal 1 A 102 Pressure sensor 29 Button Filling 103 Display 44 Solenoid valve 105 Control unit 45 Signal lam...

Page 26: ...reducer according to section 3 3 adjust dur ing pressure build up if necessary 5 After completion of the functional check Close shut off valve on the pressure reducer Close cylinder shut off valve Re...

Page 27: ...ding to section 7 3 6 3 Changing the Pressure Level 1 Switch positions 1 9 are designed to select the pressure level 2 The assignment of the switch position to the relevant pressure level is shown in...

Page 28: ...work and functional checks must be performed by trained personnel only8 Once a year to ensure functional and operational safety Test scope according to section 7 3 Compliance with the conditions acco...

Page 29: ...s a pressure drop 4 Close the test valve 5 Repeat process from paragraph 2 to 4 for each additional test valve of the interstitial space s connected to this leak detector 6 The pressure drop generated...

Page 30: ...ence between the measured values for Re filling Filling OFF and Alarm ON and convert into mbar x 1000 Divide the calculated value by 8760 This results in a maximum tolerated pressure drop per hour to...

Page 31: ...nction 1 In case of a malfunction only the red signal lamp will light up yellow is off and at the same time the audible signal cannot be acknowledged 8 3 How to Behave 1 Inform the installation compan...

Page 32: ...old 412690 Manifold DLR GS with sensor 20 bar and flange plate in cluding test coupling please indicate screw connection 412691 Manifold DLR GS with sensor 40 bar and flange plate in cluding test coup...

Page 33: ...TOR DLR GS 33 10 Accessories For accessories please refer to our online shop shop sgb de e g Installation kits Electrical isolators Manifolds Pressure reducers Remote data transmission LOD P version h...

Page 34: ...plosion atmosphere can carry over Avoid using spark producing tools saws parting grinders etc for disassembly whenever possible Should this be unavoidable how ever comply with EN 1127 or the area must...

Page 35: ...ESSURE LEAK DETECTOR DLR GS 35 12 Appendix 12 1 Dimensions and Drilling Pattern Plastic Housing D 110 170 230 30 100 210 265 250 Space needed to remove the housing lid Space needed to open the housing...

Page 36: ...PRESSURE LEAK DETECTOR DLR GS 06 08 2020 36 12 2 Dimensions and Drilling Pattern Stainless Steel Housing for Installation Outdoors IP 54 D 80 8 5 220 243 268 250 280 320 Appendix...

Page 37: ...ied regulations 2014 30 EU EMC Directive EN 61 000 6 3 2011 EN 61 000 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 2010 EN 60 730 1 2011...

Page 38: ...y T V Nord Systems GmbH Co KG CC Tankanla gen Gro e Bahnstra e 31 22525 Hamburg Germany Identification number of the notified testing laboratory 0045 7 Declared performance Essential characteristics P...

Page 39: ...06 08 2020 PRESSURE LEAK DETECTOR DLR GS 39 12 6 Certification T V Nord Appendix...

Page 40: ...R GS 06 08 2020 40 Text Legal notice SGB GmbH Hofstr 10 57076 Siegen Germany T 49 271 48964 0 Photos and dimension are not binding E sgb sgb de for the extent of delivery Subject to W www sgb de chang...

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