<p align="justify"><font size="2" face="verdana,arial,helvetica,sans-serif"><strong>Vibration Switch Exproof</strong></font>
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</div><p align="justify"><font size="2" face="verdana,arial,helvetica,sans-serif"><strong>Features</strong></font> </p><ul><li><font size="2" face="verdana,arial,helvetica,sans-serif">Ease of installation on new or
existing plant and machinery</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">Robust for Industrial Environments</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">BAS00ATEX2019X</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">S.P.C.O. and D.P.D.T. contacts</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">Manual Reset</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">No maintenance after installation</font></li><li><font size="2" face="verdana,arial,helvetica,sans-serif">Models for operation in
non-hazardous areas, see appropriate data sheet</font></li></ul><p align="justify">
</p><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif"><strong>General Descriptions</strong></font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">The 3171EExed is a low cost vibration
sensitive switch for the protection of rotating plant and
reciprocating machinery operating in Hazardous areas. It is
adjustable to operate above the normal running levels of vibration,
activating alarm or machine shut-down circuits</font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">Once operated the internal microswitch
remains latched until reset.</font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">The 3171EExed vibration switch, with
its low frequency response,makes it ideal for detection of mass
unbalance on most machines. It is inherently insensitive to high
frequency components and those caused by external knocks, etc.</font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">Being responsive to vibrations in any
directions (dominantly in a horizontal plane) installation problems
are minimised.</font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">The 3171 Exed vibration switch is reset
by depressing the reset button on the base. Adjustment of the operate
point is controlled by rotating a set screw on top of the switch.</font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif"><strong>Applications</strong></font></p><div align="justify">
</div><p align="justify" style="margin-bottom: 0cm;"><font size="2" face="verdana,arial,helvetica,sans-serif">Rotating and reciprocating machines eg.
Fans, Centrifuges, Compressors, Pumps, Mills etc. operating in
Hazardous areas.</font></p><div align="justify">
</div><p align="justify"><font size="2" face="verdana,arial,helvetica,sans-serif"><strong>Technical Specification</strong><br /></font></p><div align="justify">
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Mounting</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">Vertical only (reset button lower) by two fixing holes.
Recommended screws -M4</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Set Level Range</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">1 to 9g Peak (Horizontal vibrations)</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Enclosure</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">Ingress Protection IP 67 to BS 5420</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Material</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">Die cast zinc alloy Mazak III</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Finish</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">Chromate Passivation with Polyester Paint (Grey)</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Ambient Temp Range</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">-20<sup>o</sup>C to 50<sup>o</sup>C (-55<sup>o</sup>C 4 Joule max impact areas)</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Connector core size</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">2.5 mm<sup>2</sup> max</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">Integral earth connection</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">2.5 mm</font><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff"><sup>2</sup></font><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff"> max</font></p>
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<p><font color="#ffffff"><strong><font size="2" face="verdana,arial,helvetica,sans-serif">External earth terminal</font></strong></font></p>
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<p><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff">6.0 mm</font><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff"><sup>2</sup></font><font size="2" face="verdana,arial,helvetica,sans-serif" color="#ffffff"> max</font></p>
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