CS Instruments VA 550 Ex Manual Download

Page: 7 / 10

Cable glands

VA 550 Ex / VA570 Ex English

V1.08

Page 7 of 10

3.5

Cable glands

Warning

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Ignition protection minimum: II 2 G Ex db IIC T4 Gb

II 2 D Ex tb IIIC T90°C Db

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Operating temperature range min: -20°C bis +95°C

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Connection thread: M20 × 1,5mm

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Tightening torque must be applied in accordance with the manufacturer's instructions.

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Tightness of the cable / conduit entries must be ensured, the associated seals shall be
installed directly on the casing.

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Unused cable entries must be closed with certified caps

Summary of Contents for VA 550 Ex

Page 1: ...EN English VA 550 Ex VA570 Ex English V1 08 Page 1 of 10 Flow Consumption Sensor VA 550 Ex VA 570 Ex Ex Documentation...

Page 2: ...Symbols 3 Area of application 4 Safety instructions 4 3 1 General saftey instructions 4 3 2 Specific conditions 4 3 3 Installation Commissioning 6 3 4 Name plate 6 3 5 Cable glands 7 Connection diagra...

Page 3: ...ictograms and Symbols General Warning symbol Danger Warning Caution General note Installation and Instruction manual to consider on Nameplate Installation and Instruction manual to consider Hazardous...

Page 4: ...also Declaration of Conformity the device Installation electrical installation commissioning and maintenance of the equipment must be carried out by qualified personnel which is trained to work in haz...

Page 5: ...nd VA 570 Ex including the flameproof joints are not allowed The type of ignition protection depends on the proper selection and installation of the cable glands and the plugs All openings must be pro...

Page 6: ...wed to perform only in strainless state and after a waiting time of 5 minutes after switching off the sensor In hazardous areas the requirements of IEC EN 60079 14 Section 9 must be observed 3 4 Name...

Page 7: ...IIIC T90 C Db Operating temperature range min 20 C bis 95 C Connection thread M20 1 5mm Tightening torque must be applied in accordance with the manufacturer s instructions Tightness of the cable con...

Page 8: ...nditions must be observed General conditions of the pin assignment and wiring have to be observed in the user manual 4 1 Potential equalization The sensors VA550 or VA570 are by using the outside scre...

Page 9: ...emperature range 20 C bis 70 C Permissible medium temperature range 20 C bis 120 C Voltage nominal value Un 36 VDC Power consumption nominal value Pn 5 W Repairs and calibration 6 1 Repair and Service...

Page 10: ...15 D 78052 VS Tannheim Tel 49 0 7705 978 99 0 Fax 49 0 7705 978 99 20 Mail info cs instruments com Web http www cs instruments com Sales Office North Gesch ftsstelle Nord Gewerbehof 14 D 24955 Harris...