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Jola Spezialschalter K. Mattil
& Co. KG
Klostergartenstraße 11-20 D-67466 Lambrecht Phone: +49 63 25 / 188-01 |
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Jola Spezialschalter K. Mattil
& Co. KG
Klostergartenstraße 11-20 D-67466 Lambrecht Phone: +49 63 25 / 188-01 |
Magnetically operated float switch  made of stainless steel
SMR/E/V/Ex-0
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For use in intrinsically safe circuits in potentially explosive atmospheres - float side: Zone 0, 20, 1, 21, 2 or 22, - terminal box: Zone 1, 21, 2 or 22. EC type examination certificate: INERIS 03ATEX0223 Float suitable for use in media with a specific density >=0.7 g/cm³ |
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| Brochure Magnetically operated float switches SMR [PDF] | |
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| Operating principle |
reed contact: potential-free changeover contact |
| All parts in contact with the liquid | stainless steel 316 Ti |
| Float material | stainless steel 316 Ti |
| Float form | cylindrical float |
| Float diameter | 63 mm |
| Float length | 140 mm |
| Flange |
square flange made of stainless steel 316 Ti |
| Float protection class | IP 68 |
| Connection head |
made of glass fibre and graphite reinforced polyester, A 301, 110 x 75 x 55 mm, protection class IP 65 |
| Mounting orientation | horizontal |
| Mounting | from the side |
| Temperature resistance |
- 20° C to + 60° C |
| Pressure resistance |
for pressureless applications only, pressure resistance up to 10 bar on request |
| Documents for application in explosive atmospheres |
EC type examination certificate [PDF] EC Declaration of Conformity [PDF] Installation, operating and maintenance instructions [to the language selection] |
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This unit has to be connected to a certified intrinsically safe circuit. We can supply appropriate protection relays on request. Recommended application via Jola protection relay KR 5/Ex |
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This unit is not suitable for use in turbulent liquids (e.g. in stirrer tanks).
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| Measure drawing |
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