NU300 Digital Float Level Sensor

Product overview

Application-focused measurement and switching.

The NU300 is a magnetic float level sensor with a bright four-digit LED display, two programmable push-pull switch outputs, and optional current or voltage output. Threaded or flanged mounting and selectable probe lengths support industrial reservoir and tank applications.

Configuration note

Ratings, materials, interfaces, and approvals can vary by ordered configuration. CASCED INC confirms the controlled specification before order acceptance.

Key features

330° rotatable display and body
Two-key menu
Push-pull switch outputs compatible with PNP/NPN
Threaded or flanged installation

Technical specifications

Key data for product selection.

View English PDF Download English PDF

Probe lengths

250; 500; 750; 1000; 1500; 2000 mm; custom

Media

Liquids compatible with 304 stainless steel

Pressure

50 bar

Minimum media density

≥0.7 g/cm³

Supply

12–30 VDC

No-load current

≤30 mA at 24 VDC

Switch outputs

Two push-pull outputs, <500 mA, <1 V drop

Current output

0–20 mA or 4–20 mA, three-wire, load ≤500 Ω

Voltage output

0–5 V or 1–5 V, three-wire, load >10 kΩ

Linearity

≤±1.5% of range

Display

Red four-digit, 8 mm, seven-segment LED; -999 to 9999

Temperature

-20°C to +80°C ambient; -20°C to +100°C media; -30°C to +80°C storage

Protection

IP67

Downloads

Technical documentation

View in your browser or download a copy for engineering and sourcing review.

EN

English technical datasheetProfessionally translated and reviewed PDF

CN

Original Chinese catalogManufacturer source PDF

Typical applications

Engineered for real industrial systems.

01Food and pharmaceutical

02Power generation

03Petrochemical

04Pulp and paper

05Boilers

06Water treatment

07Hydraulic reservoirs

Explore the same product family.

View Level Products→

Digital Level Sensors CASCED NU310 digital hydrostatic level sensor

NU310

Digital Hydrostatic Level Sensor

Hydrostatic level sensor with digital display and programmable switch/analog outputs.

Range: 200–2000 mm rod type; source also lists submersible configuration with partially unreadable range
Output: Two switches plus current or voltage output

View product

Level and Temperature Sensors CASCED NH82 dual-display level and temperature sensor

NH82

Integrated Dual-Display Level and Temperature Sensor

Integrated level and temperature sensor with two displays, switch outputs, and independent analog outputs.

Range: Custom level probe; 0-100 or 0-120 degrees C
Output: Programmable switch and analog outputs

View product

Level and Temperature Sensors CASCED NH83 integrated digital level and temperature sensor

NH83

Integrated Digital Level and Temperature Sensor

Compact integrated level and temperature sensor for space-constrained installations, with switch and analog outputs.

Range: Custom level probe; 0-100 or 0-120 degrees C
Output: Programmable switch and analog outputs

View product

Digital Float Level Sensor

Application-focused measurement and switching.

Key features

Key data for product selection.

Technical documentation

Engineered for real industrial systems.

Explore the same product family.

Digital Hydrostatic Level Sensor

Integrated Dual-Display Level and Temperature Sensor

Integrated Digital Level and Temperature Sensor

Share your operating conditions, interfaces, quantity, and documentation requirements.