Read these Safety Instructions before using the switch for the first time and follow the Operating instructions.
Safety instructions
1.
The installation, initial operation and maintenance should only be carried out by a qualified expert with electrical know-how.
2.
Comply with the local and statutory rules and/or the VDE0100.
3.
Before electrical connection, check the specifications on the data plate and the technical data of this manual.
4.
A fuse must be connected in series to the supply voltage, according to the Standard and Normative documents.
5.
Protect the signal contacts of the limit switch against voltage peaks when inductive or capacitive loads are connected.
6.
The device may be put into operation only if the electrical connection is correct. To secure the type of protection, the sealing cap and the gasket
must be placed correctly and the screw nut of the cable gland has to be fixed and fastened to the cable entry.
7.
The rod must not to be struck by the filling stream.
8.
For a proper function in side mountings, the device should be installed with a 20 º to 30 º slope from the horizontal onto the silo wall to to facilitate
the flow of the material and to prevent the material from remaining over the probe.
9.
For a proper function, the device should be installed with a distance of minimum 300 mm from the silo walls.
10. Switch off the power supply, before disconnecting the device.
Therefore the bulk material stream should be directed or redirected accordingly, or install a
stable deflector or protective cover. Also, this protection roof or cover has to be installed in the detection of minium levels in silos or vessels where
heavy loads due to the nature of the materials or the emptying system may damage the rod.
L-E4 and L-E4S
02
Talleres Filsa, S.A.U.
www.filsa.es
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E-08100 Mollet del Vallès (Barcelona)
Tel.
+34 93 570 46 01
Fax
+34 93 570 24 71 [email protected]
07/14
MI-LE4-EN-02
© by FILSA
