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19

3 Mounting

SHLD1 • Source holder

62092-EN-190704

1

4

3

2

Fig. 11: Measurement setup on a pipeline with a diameter of 50 … 600 mm 

(1.97 … 23.62 in), detector mounting horizontal
1  Source holder (SHLD 1)

2  Radiometric sensor (MINITRAC)

3  Radiated area

4  Mounting bracket

Horizontal pipeline

On a horizontal pipeline, the radiation should be directed horizontally 

to avoid interference from air pockets.

1

2

3

Fig. 12: Measurement setup on a horizontal pipeline
1  Source holder (SHLD 1)

2  Radiated area

3  Detector (MINITRAC)

Содержание SHLD1

Страница 1: ...Quick setup guide SHLD1 Source holder Document ID 62092...

Страница 2: ...4 Setup 21 4 1 Operation of SHLD1 21 5 Maintenance and fault rectification 24 5 1 Cleaning 24 5 2 Maintenance 24 5 3 Test of the switching mechanism 25 5 4 Tightness test 25 5 5 Rectify faults 27 5 6...

Страница 3: ...state government or the responsible authority offices for environmental protection trade supervisory boards etc We would be pleased to assist you in applying for the permit When handling radioactive...

Страница 4: ...and exclude damage to the radioactive source all instructions in this operating instructions manual and the legal radiation protection regulations must be observed during instal lation and operation O...

Страница 5: ...ording to the documentation and the respective official regulations The instrument must not be operated and stored outside the specified parameters Protect the instrument against extreme influences e...

Страница 6: ...ver rub dry Potential equalization The instrument must be integrated in the potential equalization of the system To ensure a good electrical contact between the source container and the mounting brack...

Страница 7: ...delivery data of the instru ment via www vega com VEGA Tools and Instrument search Note The local dose rate stated on the type label at a defined distance is safety oriented and includes production r...

Страница 8: ...Versions SHLD1 Overview Version A Standard version Version B with position switch Version C with Interlock safety switch Version D Heavy Duty version Version E version with pneumatic switching mechan...

Страница 9: ...t description SHLD1 Source holder 62092 EN 190704 Type labels 3 4 2 1 Fig 3 Position of the type labels 1 Type label Source 2 Type label Source holder 3 Shipping information USA optional 4 Warning USA...

Страница 10: ...r of the instrument With it you can find the following instrument data on our homepage Product code HTML Delivery date HTML Order specific instrument features HTML Operating instructions and quick set...

Страница 11: ...older SHLD1 1 Source holder 2 Switchover locking mechanism 3 Transport lug 4 Mounting surface The rays emitted by the gamma source are damped when penetrat ing the medium The sensor detecting the atte...

Страница 12: ...oduct description SHLD1 Source holder 62092 EN 190704 Attenuation factor and half value layers Cs 137 Attenuation factor 46 Number of the half value layers 5 5 Tab 2 Attenuation factor and half value...

Страница 13: ...transport board Loosen the screws and lift the source holder from the transport board For this purpose you have to use the lug of the source holder Use a suitable lifting tackle shackle snap hook etc...

Страница 14: ...dangerous area Such areas must be marked accordingly Align the source holder according to its beam exit angle 180 mm 7 09 76 mm 2 99 15 0 3 0 4 5 60 Fig 6 Orientation Source holder a Beam exit angle 0...

Страница 15: ...holder with symmetrical radiation orientation 60 so that the manual switchover mechanism is also accessible from the catwalk side The version of the source container with a beam exit angle of 0 is th...

Страница 16: ...achieve a better measuring effect the tube can be radiated diagonally or a measuring track can be used You can find the required mounting accessories in chapter Technical data The source holder SHLD 1...

Страница 17: ...the beam through the medium is thus longer and an improved measuring effect is achieved In such cases the optional lead shielding for the detector is recom mended in order to avoid influence from sec...

Страница 18: ...ector mounted vertically 1 Source holder SHLD 1 2 Radiometric sensor MINITRAC 3 Radiated area 4 Mounting bracket Avoiding stray radiation Vertical pipeline diameter 50 600 mm 1 97 23 62 in When mounti...

Страница 19: ...unting horizontal 1 Source holder SHLD 1 2 Radiometric sensor MINITRAC 3 Radiated area 4 Mounting bracket Horizontal pipeline On a horizontal pipeline the radiation should be directed horizontally to...

Страница 20: ...f limit areas must be rendered inaccessible and provided with warning signs Behaviour with empty vessel Caution After technically correct mounting the control area around an empty vessel must be measu...

Страница 21: ...ition ON 1 1 Switching position ON 2 Switching position OFF Initial situation Source holder is in position OFF 2 1 Open and remove padlock The radiation safety officer gets a separate notification wit...

Страница 22: ...ating lever 90 anticlockwise to position OFF 2 The version with interlock safety switch allows switches actuators valves doors or safety fences to be secured To reach for example the key to an access...

Страница 23: ...e holder 62092 EN 190704 52 mm 2 05 116 mm 4 57 63 5 mm 2 50 19 mm 0 75 53 mm 2 08 29 mm 1 14 27 mm 1 06 8 25 mm 0 32 Fig 15 Drilling template of the interlock safety switch A Mounting plate for the i...

Страница 24: ...inspections of the system we recommend the following checks Visual check for corrosion on the housing the weld joints the outer parts of the source holder the lock the lock washers Test of the mobili...

Страница 25: ...ons in chapter Mainte nance Measures in case of corrosion 1 Remove the padlock see chapter Setup 2 Pull out the safety bolt 3 Switch the operating lever by means of compressed air from the position OF...

Страница 26: ...be carried out by an au thorized person or organisation with a wipe test kit provided by an authorised organisation Wipe test kits must be used according to the instructions of the manufacturer Report...

Страница 27: ...ponsible authority that a leaky source was detected 5 5 Rectify faults The operator of the system is responsible for taking suitable meas ures to rectify faults The radiation safety officer is respons...

Страница 28: ...the exit channel towards a thick wall e g of steel or lead or mount a blind flange in front of the exit channel Persons may only stand behind the source holder Never stay in front of the radiation exi...

Страница 29: ...luded in delivery are valid for approved instruments e g with Ex approval These data can differ from the data listed herein for example regarding the process conditions or the voltage supply Source an...

Страница 30: ...30 Notes SHLD1 Source holder 62092 EN 190704...

Страница 31: ...31 Notes SHLD1 Source holder 62092 EN 190704...

Страница 32: ...of delivery application practical use and operat ing conditions of the sensors and processing systems correspond to the information available at the time of printing Subject to change without prior n...

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