Liquid Level Transmitter ND101 | Submersible Water Level Sensor

  • Brand:NOIKE-AH
  • Model:ND101

Specification

Liquid Level Transmitter ND101

The NOIKE-AH Liquid Level Transmitter ND101 is a submersible hydrostatic level sensor designed for continuous liquid level measurement in water tanks, reservoirs, wells, rivers, and industrial process systems.

It adopts imported high-stability sensing chips combined with precision transmitter circuitry and digital compensation technology to provide reliable level measurement with excellent long-term stability. The transmitter features an integrated waterproof cable structure, compact stainless steel housing, and multiple output options, making it suitable for demanding industrial environments.


Why Choose the Liquid Level Transmitter ND101 ?

The ND101 series is designed for applications requiring stable long-term liquid level monitoring.

Key advantages include:

  • Imported high-stability sensor chips
  • Precision intelligent signal processing
  • Waterproof integrated cable structure
  • IP68 protection for continuous immersion
  • Multiple electrical output options
  • Reverse polarity and surge protection
  • Compact stainless steel construction
  • Easy installation and maintenance

Product Features

High Accuracy Measurement

Advanced sensing technology combined with digital compensation provides accurate and stable liquid level measurement.

Integrated Waterproof Structure

The waterproof cable gland is permanently sealed with the housing, while the internal vent tube enables long-term submerged operation.

Multiple Signal Outputs

Supports a variety of industrial output signals for PLC, controller, and automation systems.

Available outputs include:

  • 4–20mA
  • 0–10V
  • 0–20mA
  • 1–5V
  • 1–10V
  • RS485
  • HART

Industrial Protection

Designed with multiple protection functions including:

  • Reverse polarity protection
  • Current limiting protection
  • Lightning protection
  • Surge resistance

Easy Installation

Compact size and lightweight design simplify installation in tanks, reservoirs, pipelines, and monitoring wells.


Typical Applications

The Liquid Level Transmitter ND101 is suitable for continuous liquid level monitoring in:

  • Petroleum industry
  • Chemical plants
  • Power generation facilities
  • Municipal water supply systems
  • Hydrogeological monitoring
  • Water treatment systems
  • Storage tanks and reservoirs
  • Industrial liquid level control

Technical Specifications

Parameter Specification
Measuring Range 0–1 m to 200 m
Overload Capacity 1.5 × FS
Accuracy ±0.2% FS / ±0.5% FS
Long-term Stability ≤0.2% FS/year
Operating Temperature -20°C to +85°C
Storage Temperature -20°C to +100°C
Power Supply 12–30VDC (24VDC recommended)
Output Options 4–20mA, 0–20mA, 0–10V, 1–5V, 1–10V, RS485, HART
Load Resistance ≤ (U−12)/0.02 Ω
Housing Material 316 Stainless Steel / 0Cr18Ni9 Stainless Steel
Protection Rating IP68

Working Principle

The Liquid Level Transmitter ND101 measures hydrostatic pressure generated by the liquid column.

The pressure detected by the sensing element is converted into an electrical signal through precision transmitter circuitry. Digital compensation technology then produces a linear output corresponding to the liquid level, enabling continuous level monitoring for industrial automation systems.


Frequently Asked Questions

What liquids can the ND101 measure?

It is suitable for liquid level measurement in media compatible with the selected stainless steel housing material.

Is the ND101 suitable for continuous submersion?

Yes. The transmitter features an IP68 protection rating and an integrated waterproof cable structure for long-term submerged operation.

Which output signals are available?

Available outputs include 4–20mA, 0–20mA, 0–10V, 1–5V, 1–10V, RS485, and HART.

What measurement ranges are available?

Standard measuring ranges are available from 1 meter up to 200 meters.

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