Vibration level switches for liquids

Vibration level switches for liquids 
Operates up to 250°C / 480°F and 64 bar / 925 psi  
Pump dry-run detection  
High reliability due to permanent fault monitoring function

Universal liquid level switches
OPTISWITCH 4000/5000 series is a level sensor that uses a vibrating fork for detecting level. It is designed for use in all liquids. It is not affected by foam and external vibration. It is also unaffected by variations of product properties such as εr, viscosity etc.

Highlights Output options: relay, transistor, NAMUR, contactless electronic switch and 2-wire  
5000 series: Plastic, aluminium or stainless steel housings  
LED signal lamp for indicating the switching condition (with plastic housing only)  
5000 series: Large choice of materials for wetted parts. This includes 316L, Hastelloy
C4, enamel, ECTFE and PFA.  
5000 series. Probe length: 53...6000 mm / 2...236  
Repeatability: +/-2 mm  
Thread connections G/NPT ¾; flange sizes from DN25 PN40; Triclamp 1 or 2 and other hygienic fittings

Industries Chemicals  
Food & Beverage  
Water & Wastewater  
Oil & Gas

Applications 
Reactors  
Hygienic and sanitary applications  
Process and storage tanks for liquids  
Dry-run and overfill protection