This arrow indicates a single action. Sequence of actions Numbers set in front indicate successive steps in a procedure. Battery disposal This symbol indicates special information about the disposal of bat- teries and accumulators. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
For safety reasons, only the accessory specified by the manufacturer must be used. To avoid any danger, the safety approval markings and safety tips on the device must also be observed. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
Up to the time of installation, the packages must be left closed and stored according to the orientation and storage markings on the outside. Unless otherwise indicated, the packages must be stored only under the following conditions: Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
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Relative humidity 20 … 85 % Lifting and carrying With instrument weights of more than 18 kg (39.68 lbs) suitable and approved equipment must be used for lifting and carrying. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
8. Fasten the locking angle (4) with the fixing 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 Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
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Spring ring B6 Terminal screw M6 x 25 Locking angle Spring ring B4 Fixing screw M4 x 10 Mounting boss Layer packing ring Graphite packing ring 10 Pressure ring 11 Pressure screw Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
12. Make sure that the sensor is in the correct position (height). The height setting of the sensor also determines the switching point Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
Hence the pressure screw and the terminal screw are secured against unintentional loosening How to proceed if a repair is necessary If it is necessary to repair the instrument, please contact the responsi- ble Krohne agency. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
Materials: see chapter " Technical data" If you have no way to dispose of the old instrument properly, please contact us concerning return and disposal. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
FM Zone 0, Division 1, intrinsic safe; FM Zone 0, Divi- sion 1, explosion safe FM Zone 2 FM Zone 2, Division 2 Ship approvals Miscellaneous Not with thread NPT. Take note of the corresponding certificates of the sensor. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
7 Supplement Trademark All the brands as well as trade and company names used are property of their lawful proprietor/ originator. Lock fitting ARV52 • for OPTISWITCH 5200 C, 5250 C...
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• Engineering, commissioning, calibration, maintenance and train- ing services Head Office KROHNE Messtechnick GmbH Ludwig-Krohne-Straße 5 47058 Duisburg (Germany) Tel.: +49 (0) 203 301 0 Tel.: +49 (0) 203 301 10389 info@krohne.de The current list of all KROHNE contacts and addresses can be found at: www.krohne.com...
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