Operating Instructions Lock fitting ARV-SG63.
Contents Contents 1 About this document 1.1 1.2 1.3 2 6 6 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . General instructions. . . . . . . . . . . . . . . . . . . . . Mounting sequence . . . . . . . . . . . . . . . . . . . . . 8 8 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Exchange seals. . . . . . . . . . . . . . . . . . . . . . . . 10 Instrument repair . . . . . . . . . . . . . . . . . . . . . . .
1 About this document 1 About this document 1.1 Function This operating instructions manual provides all the information you need for mounting, connection and setup as well as important instructions for maintenance and fault rectification. Please read this information before putting the instrument into operation and keep this manual accessible in the immediate vicinity of the device. 1.2 Target group This operating instructions manual is directed to trained personnel.
2 For your safety 2 For your safety 2.1 Authorised personnel All operations described in this operating instructions manual must be carried out only by trained specialist personnel authorised by the plant operator. During work on and with the device the required personal protection equipment must always be worn. 2.2 Appropriate use ARV-SG63.2 is used for for infinite locking with tube extension. You can find detailed information on the application range in chapter "Product description".
2 For your safety During the entire duration of use, the user is obliged to determine the compliance of the required occupational safety measures with the current valid rules and regulations and also take note of new regulations. 2.5 Environmental instructions Protection of the environment is one of our most important duties. That is why we have introduced an environment management system with the goal of continuously improving company environmental protection.
3 Product description 3 Product description 3.1 Configuration Scope of delivery The scope of delivery encompasses: l l Lock fitting ARV-SG63.2 for VEGASWING 63 vibrating level switch Documentation - this operating instructions manual 3.2 Principle of operation Area of application ARV-SG63.2 is a pressure-tight threaded fitting up to 16 bar (232 psig) and can be used together with a level sensor in tube version (VEGASWING 63). The tube version of the sensor must have a diameter of 21.3 mm (ø 0.84 in).
3 Product description Transport inspection The delivery must be checked for completeness and possible transit damage immediately at receipt. Ascertained transit damage or concealed defects must be appropriately dealt with. Storage Up to the time of installation, the packages must be left closed and stored according to the orientation and storage markings on the outside.
4 Mounting 4 Mounting 4.1 General instructions The note of the following general safety instructions: l l l l Dismount the lock fitting only in unpressurized condition Use only suitable graphite gasket rings (article no. 2.29849). Make sure that the graphite gasket rings are not damage. Damaged rings are no longer tight. If you are not sure, use new rings. Only use approved hexagon screws DIN 912 M6 x 25 of A4-70 according to AD leaflet W2.
4 Mounting Corresponding torques: see chapter "Technical data". Hence the clamp (1) is pressed against the tube and fixes the tube of the sensor in this position 8 Fasten the locking angle (4) with the hold screw (6) and the spring ring (5) laterally on the pressure screw (11) Hence the pressure screw and the terminal screw are secured against unintentional loosening 1 2 3 11 4 5 6 10 8 9 8 29751-EN-081013 7 Fig. 1 2 3 4 5 6 7 8 9 10 11 1: Lock fitting ARV-SG63.
5 Maintenance and fault rectification 5 Maintenance and fault rectification 5.1 Maintenance When used in the correct way, no special maintenance is required in normal operation. 5.2 Exchange seals If you want to loosen the lock fitting, e.g. to change the switching point, you have to exchange the graphite gasket rings. The numbers in brackets refer to the illustration under "Mounting".
5 Maintenance and fault rectification 11 Clean the connection tube of the sensor and the surfaces of the clamp (1) as well as the pressure screw (11) carefully and remove grease, oil and dirt. Insert the sensor into the lock fitting. Slide the tube into the requested position and hold it 12 Make sure that the sensor is in the correct position (height).
6 Dismounting 6 Dismounting 6.1 Dismounting steps Note chapter "Mounting" and carry out the described steps in reverse order. Warning: If you want to remove the lock fitting for service or control purposes, make sure that the vessel is unpressurised. If you proceed as follows, it is not necessary to readjust the switching point and the lock fittings must not be dismounted completely.
7 Supplement 7 Supplement 7.1 Technical data General data Material 316L corresponds to 1.4404 or 1.4435 Process fitting - G1 A (ISO 228 T1) or 1 NPT - G1½ A (ISO 228 T1), 1½ NPT Tube diameter of the sensor ø 21.3 mm (0.
7 Supplement ATEX ia ATEX II 1G, 1/2G, 2G EEx ia IIC T6; ATEX II 1G, 1/2G EEx ia IIC T6 ATEX d ATEX II 1/2G, 2G EEx d IIC T6 FM Zone 0 FM Zone 0, Division 1, intrinsic safe; FM Zone 0, Division 1, explosion safe FM Zone 2 FM Zone 2, Division 2 Ship approvals Others WHG 29751-EN-081013 14 Lock fitting ARV-SG63.
7 Supplement 7.2 Dimensions Lock fitting ARV-SG63.2 for VEGASWING 63 20mm (25/32") ~ 67mm (2 41/64") ø 21,3mm (27/32") 46mm (1 13/16") G1A/ 1NPT 46mm (1 13/16") G1½A/ 1½NPT 29751-EN-081013 Fig. 2: Lock fitting ARV-SG63.2 up to 16 bar (232 psig) for VEGASWING 63 Lock fitting ARV-SG63.
Printing date: VEGA Grieshaber KG Am Hohenstein 113 77761 Schiltach Germany Phone +49 7836 50-0 Fax +49 7836 50-201 E-mail: info@de.vega.com www.vega.com ISO 9001 All statements concerning scope of delivery, application, practical use and operating conditions of the sensors and processing systems correspond to the information available at the time of printing.
