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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 |
Float switch made of stainless steel
SM/E/3
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For applications up to max. AC 250 V Only for use in liquids with a specific density >=1 g/cm³ |
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| Brochure Float switches SM [PDF] | |
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| Switching voltage AC min. | 24 V |
| Switching voltage AC max. | 250 V |
| Switching voltage DC min. | 24 V |
| Switching voltage DC max. | 250 V |
| Switching current AC min. | 20 mA |
| Switching current AC max. | 5,000 mA |
| Switching current AC max. (inductive loads) |
1,000 mA |
| Switching current DC min. | 20 mA |
| Switching current DC max. | 100 mA |
| Switching capacity AC max. | 1,000 VA |
| Operating principle |
microswitch: changeover contact |
| Float material | stainless steel 316 Ti |
| Float form | cylindrical float |
| Float diameter | 28 mm |
| Float length | 120 mm |
| Bellows material | stainless steel 316 Ti |
| Screw-in nipple material | stainless steel 316 Ti |
| Screw-in nipple dimension | G1 |
| Flange |
On request: square blind flange with G1 thread made of steel St 37 or stainless steel 316 Ti (dimensions see hyperlink below) or other flanges with any desired dimensions |
| Float protection class | IP 68 |
| Connection head |
PP with M 20 x 1.5 cable entry, protection class IP 54 |
| Mounting orientation | horizontal |
| Mounting | from the side |
| Temperature resistance |
0° C to + 100° C (inside the connection head: 0° C to + 60° C) |
| Pressure resistance |
for pressureless applications (test pressure: max. 2 bar at + 20° C) |
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On request: connection head made of cast aluminium, protection class IP 54 |
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This unit is not suitable for use in turbulent liquids (e.g. in stirrer tanks). Mounting instruction: This float switch must be mounted horizontally. - screw the float switch with its seal into the G1 tank socket or flange borehole, - seal in place, - loose the two cheese head screws on the side – but do not remove –, - set the connection head in such a way that the label “TOP” is at the top and the cable entry at the bottom, - retighten the two cheese head screws.
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| Measure drawing |
| Option |
| Basic circuit |
| Top |