NIVOSWITCH for Liquids

The NIVOSWITCH vibrating forks are for detection of level and flow of liquids.

Operating Principle:

Vibration

Features:

• No moving parts
• Self-cleaning for most media
• High immunity against vibrations
• Stainless steel and coated (PFA) probes
• Solid rod extension up to 10 feet
• Various output configurations
• Selectable density
• High or low fail-safe mode
• Plastic, aluminium or stainless steel housing
• Explosion-proof models

Application:

• Most liquids with min. 0.7 oz/ft³ density and max. 10,000 ft²/s viscosity
• Corrosive, thick, turbulent, flowing liquids

Specification:

• Power supply: 20-255 V AC, 20-60 V DC
• Ambient temperature: -40 °F to +158 °F
• Medium temperature: -40 °F to +266 °F
• Medium pressure: max. 580 psig
• Process connection: 1”, 1^1/2” or flanges or hygienic fittings
• Output: 1 or 2 SPDT relays, 2-wire AC or DC, transistor (PNP, NPN)
• Ingress protection: IP 65/68, IP 67
• Ex marking: ATEX II 1 G Ex ia IIC T4…T6 Ga ATEX II 1 G Ex ia IIB T4…T6 Ga
• Approvals: Germanischer Lloyd (GL) only for Compact type (RF-400) instruments