KERN IEX Safety-Usage Manual Download Page 1 | Manualshive

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KERN & Sohn GmbH

Ziegelei 1
D-72336 Balingen
E-Mail: [email protected]

Phone: +49-[0]7433- 9933-0
Fax: +49-[0]7433-9933-149
Internet: www.kern-sohn.com

Safety-usage manual

KERN IEX

Version 1.1
2017-05
GB

IEX-BASV-e-1711

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Summary of Contents for IEX

Page 1: ... Sohn GmbH Ziegelei 1 D 72336 Balingen E Mail info kern sohn com Phone 49 0 7433 9933 0 Fax 49 0 7433 9933 149 Internet www kern sohn com Safety usage manual KERN IEX Version 1 1 2017 05 GB IEX BASV e 1711 ...

Page 2: ... General understanding of the manual symbology 3 2 Intended use of scales IEX 3 3 Construction of single load cell scales IEX 4 4 Warnings and security information 5 5 Installation instruction of scale 7 6 Changing the scale place of operation 10 7 Cleaning and maintenance 10 8 Technical surveys 11 ...

Page 3: ...king of passages that are crucial for anti explosive safety Safety usage manual can be complement with additional warnings and security information provided by KERN The whole personnel should be informed about any released appendix to this manual 2 Intended use of scales IEX IEX scales are intended to mass measurements in hazardous areas endangered to appearance of explosive atmosphere They can be...

Page 4: ...eel ensuring adequate protection and providing easy cleaning Scales series IEX feature a aluminum load cell ensuring upgraded robustness against harmful influence of the surrounding conditions The cable connecting the load cell and the indicator is protected by a pillar or a a 3 meter flexible tube The indicator is powered from KERN power adapter IEX A01 which is located outside the explosive area...

Page 5: ...0 4 Warnings and security information IEX scales observe the requirements of the group II category 2 of devices compliant with 94 9 WE Directive and are marked II 2 G IIB T4 Symbology description according to 94 9 WE Directive IIB ...

Page 6: ...n move the device to the safe area for temporarily storage to prevent it from using until it is repaired KEX TM indicators has an intrinsic safety construction that comprise with the standards PN EN 60079 0 and PN EN 60079 11 which is confirmed by KDB 14ATEX0110 certificate The indicator is supplied from IEX A01 power supplier made by KERN placed outsider the hazardous area and compliant with PN E...

Page 7: ... a handler Scale should be unpacked outside the hazardous area After unpacking remove all transport protections CAUTION In order to dissipate static electricity it is necessary to ground the scale s indicator Places for plugging the wires are marked with symbol Before moving the scale to its intended place of use prepare a conductor for electrostatic grounding of the indicator The grounding conduc...

Page 8: ...tform on an even and stable foundation distant from source of heat drafts and leveled Level the scale using adjustable feet and a level Check whether the adjustable feet rest on the scale s foundation Each adjustable feet should take an equal amount of load Double check the level of scale location In correct leveling the air bubble should be located within the centre of level s ring o If the weigh...

Page 9: ...Data plate of power connector Before the first start up make sure there is no explosion danger there is no explosive atmosphere If there is any sign that the scale is not working properly unplug it from mains secure it and notify KERN service Connect the supplier to mains 230V AC In case of prolonged not using of the scale unplug it from mains Press ON OFF to switch on the device keep pressing it ...

Page 10: ...not use agents that can mechanically scratch the surface It includes an internal conductive layer that is important for save operation Platform levelling feet and shock absorbers are made of rubber Within the hazardous area they need to be cleaned with a slightly moistened cloth Moisture protects against gathering electrostatic charges While clearing the platform do not damage the masking springs ...

Page 11: ...he quality of fastening to the housing and the resistance of connection max 100Ω Quality of the connection between the platform and the indicator pliant steel pipe connecting the two subassemblies The damage and loosing one of connection is inadmissible Electrical connection between the housing and the platform max resistance between the weight pan put on and the housing should be lower than 100Ω ...

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