Ashcroft T5500 Instruction And Maintenance Manual Download Page 15 | Manualshive

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Ashcroft T5500 Instruction And Maintenance Manual Download Page 15

Page 15 of 21

12.4 EU design type test certification (dusts) for inductive proximity switches of

types SJ KE##I##0C0H2

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Summary of Contents for T5500

Page 1: ...on Manual Bourdon tube pressure gauge model T5500 and T6500 for explosion risk areas pursuant to Directive 94 9 EC ATEX In the following configuration T5500 T6500 ATEX bourdon tube pressure gauge without switching contact T5500 T6500 I ATEX bourdon tube pressure gauge with inductive proximity switch ...

Page 2: ...hing contact 5 3 2 T5500 T6500 I with inductive proximity switch KE I 0C0H2 5 4 Technical data 6 5 Labeling on the device 6 5 1 Labeling on the device for explosion risk areas ATEX 6 6 Construction and function 7 6 1 Overview 7 6 2 Description of function 7 6 3 Description of components 7 6 4 Accessories 8 7 Transport 8 7 1 Safety 8 7 2 Transport inspection 8 7 3 Storage 8 8 Assembly Installation ...

Page 3: ... important safety information which if not followed may result in risks for people and animals or to property and buildings 1 2 Symbols Warning This indicates a possibly hazardous situation where failing to follow advice may result in risks to people animals the environment and buildings Information This emphasizes key information for efficient fault free operation 1 3 Limits of liability Failure ...

Page 4: ... 10 Faults Conversion works or other technical alterations to the device by the customer will violate the approval for hazardous area and are not permitted This also applies to installation of spare parts Possible conversations or alterations may only be carried out by the manufacturer The operational safety of the device is only guaranteed where it is used for its intended purpose The specificati...

Page 5: ...ated or the permitted temperature of the measuring medium reduced Note To avoid additional temperature increase the devices should not be exposed to direct exposure to sunlight when in operation The effects of impact are considered as negligible For the non electrical part of the devices the standards EN 1127 1 2007 EN 13463 1 2009 and EN 13463 5 2011 are applicable with regard to explosion protec...

Page 6: ...gard to explosion protection The relevant requirements of these standards are satisfied The documentation for the mechanical part has been filed with TÜV Nord Cert see declaration of conformity Labeling II 2 G c IIC T6 and PTB 99 ATEX 2219 X II 2 G Ex ia IIC T6 for the inductive proximity switch Recommended isolating switch devices MTL 5011B 1 channel for contacts inductive proximity switch operat...

Page 7: ...essure Under pressure the elastic tube is deflecting against the zero position This deflection is proportional to the adjacent pressure The movement transfers the deflection to the pointer The display of the measured value is given on a 270 scale 6 3 Description of components 6 3 1 Scale with pointer The pressure gauge is equipped with a dial face and pointer pursuant to EN 837 1 nominal size 100 ...

Page 8: ... to 70 C protected against direct exposure to sunlight and protected against impact damage 8 Assembly Installation 8 1 Safety To ensure safe working during installation and servicing suitable shut off valves must be installed in the plant see 6 4 Accessories enabling the device To be depressurized or taken out of operation To be disconnected from the mains supply for repair or checks within the re...

Page 9: ...locally applicable regulations and guidelines for installing and operating electrical plant in explosion risk areas e g EN 60079 14 etc Connection to be undertaken by authorized and qualified specialist staff only The electrical connection of the device is to be undertaken in accordance with the relevant regulations of the VDE and the regulations supplied by the local utilities company Disconnect ...

Page 10: ...lace the adjustment key on the axle of the adjustable lock Press the axle inwards until the carrier arm grips behind the adjuster pin on the target value indicator By turning the key adjust the target value indicator to the desired switch point Release the pressure on the axle and remove the adjustment key 8 4 3 Contact function Function 1 Close contacts with the indication rising in a clockwise d...

Page 11: ...ed in line with the operating conditions and ambient conditions In the event of various device components interacting the operating instructions for all other devices should also be taken into account Check on display Check on function in conjunction with downstream components Check of pressurized connection pipes for seal condition Check of electrical connections 9 3 Cleaning and maintenance Clea...

Page 12: ... risk to people the environment and equipment Adequate precautionary measures must be adopted If necessary the devices must be cleaned thoroughly see advice in safety data sheets 11 2 Removal When undertaking servicing work on the device the pressure lines must be depressurized the electrical connections isolated from the mains supply and the plant secured against being switched on again Demount t...

Page 13: ...Page 13 of 21 12 2 Declaration of Conformity for device without switching contact ...

Page 14: ...Page 14 of 21 12 3 Declaration of Conformity for device with inductive proximity switch ...

Page 15: ...Page 15 of 21 12 4 EU design type test certification dusts for inductive proximity switches of types SJ KE I 0C0H2 ...

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