Jola Spezialschalter K. Mattil & Co. KG
Klostergartenstraße 11-20
D-67466 Lambrecht
Phone: +49 63 25 / 188-01
 
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Magnetically operated float switch made of stainless steel

SMR/1/E/V/C/A207

  
For light current applications

Only for use in liquids with a specific density >=0.7 g/cm³
Brochure Magnetically operated float switches SMR [PDF]
Switching voltage AC min. 1 V
Switching voltage AC max. 42 V
Switching voltage DC min.  1 V
Switching voltage DC max.  42 V
Switching current AC min. 1 A
Switching current AC max.  500 A
Switching capacity AC max.  20 VA
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 
PP with M 20 x 1.5 cable entry, 
protection class IP 54
Mounting orientation horizontal
Mounting from the side 
To protect the user and the contacts of our apparatus we recommend the use of our
KR .. protection relays (see product group "Protection relays and alarm relays", 
click on heading "Others").

For full alarm, empty alarm or run dry protection:     1 relay per float switch
For on/off control (with self-hold):                        1 relay for 2 float switches


Available flanges:
- square flange made of stainless steel 316 Ti,
- round flange DN65PN16 made of stainless steel 316 Ti,
- round flange DN80PN16 made of stainless steel 316 Ti,
- round flange DN100PN16 made of stainless steel 316 Ti

Optional extras:
square counterflange made of stainless steel 316 Ti or steel
 
This unit is not suitable for use in turbulent liquids (e.g. in stirrer tanks).

 
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