Environment Monitoring Sensors Manufacturer

Water Level Staff

It is a device that uses an advanced processor chip as the controller. Obtain data by measuring the water level of the electrode, with extremely high accuracy and anti-interference ability. Water level gauges can be used for monitoring and control in civil projects such as underground garages, underground shopping malls, ship cabins, irrigation, and aquaculture.

  • Model: RS-DR-*-*-EX
  • MOQ: 1 PCS
  • Delivery date: within 24 hours
  • Price: $117.4~$1019

About - Renke Water Level Staff

The Renke water level staff (also known as staff gauge) is a durable graduated vertical electronic gauge made of a stainless steel housing and highly sealed materials. It is designed for long term monitoring of water levels in lakes, rivers, streams, and tanks. It plays an important role in water level observation, flood risk management, and hydrological research.

Features

  1. The Renke electronic water level gauge is a new generation digital sensor that acquires data by measuring the water level at the electrodes. Measurement error is not affected by environmental factors and depends only on the distance between electrodes.
  2. To meet different application requirements, multiple output options are available, including RS485, 4-20mA, 0-5V, and 0-10V.
  3. The water level gauge features one switch signal output, which can be freely linked to alarm output or used for upper and lower water level control.
  4. Sampling accuracy is independent of the device length. Water level gauges of different lengths maintain consistent measurement accuracy. Available accuracies include 0.1 cm, 0.2 cm, 0.5 cm, and 1 cm.
  5. Multiple operating modes can be configured according to on-site conditions.
  6. Optional solar power supply is available (20W/6Ah or 30W/20Ah).
  7. The measurement range can be freely customized. You can combine 50 cm and 80 cm scale sections as needed (for 0.1 cm, 0.2 cm, and 0.5 cm accuracy, only 50 cm sections or multiples of 50 cm are supported).
water level gauge use

The Renke water level staff features an advanced processor chip as its controller, collecting data by measuring the water level through electrodes, ensuring high accuracy and strong anti interference performance. It is constructed from stainless steel and highly sealed materials to effectively prevent rust and discoloration, remaining resistant to mud, corrosive liquids, pollutants, and sediment. This design guarantees excellent durability even under extreme environmental conditions.

The water level staff provides precise scale markings, with measurement accuracies of 0.1 cm, 0.2 cm, 0.5 cm, or 1 cm available. It can be easily mounted on walls, docks, or other structures. For different application environments, we offer two enclosure material options: stainless steel and aluminum alloy. Currently, it is widely used for water level monitoring in rivers, lakes, reservoirs, hydropower stations, irrigation areas, and water conveyance projects.

Parameters

Power supplyDC 10~30V
Measure rangeLengths available include 50 cm, 100 cm, 150 cm, 200 cm, 250 cm, 300 cm and 80 cm, 160 cm, 240 cm, 320 cm, 400 cm, 480 cm, as well as any combination of 50 cm and 80 cm electronic water level staff modules. (For accuracies of 0.1 cm, 0.2 cm, or 0.5 cm, only 50 cm modules or integer multiples of 50 cm can be used.)
Accuracy0.1cm, 0.2cm, 0.5cm, 1cm (optional)
Resolution0.1cm (0.1cm/0.2cm/0.5cm accuracy), 1cm (1cm accuracy)
Output signalRS485/4-20mA/0-5V/0-10V
Host Max. power consumption0.8W (RS485), 1.2W (analog)
Single water gauge Max. power consumption0.05W
InstallationWall-mounted
Opening size86.2mm
Punch size10mm
Protection levelIP54 (host), IP68 (slave)
Water Level Staff Renke water level staff

Application

Renke water level staff provide clear on-site water level display and also support real-time and historical data monitoring through a remote platform. They offer high measurement accuracy and easy readability. The devices are suitable for water level and depth monitoring in rivers, reservoirs, canals, ship locks, docks, ports, and navigation channels, with multiple design options available for both inland waters and tidal environments.

FAQs - Water Level Staff

What is the difference between a traditional staff gauge and an electronic water level staff?

A traditional staff gauge is purely mechanical and requires manual reading, while an electronic water level staff provides automated monitoring.

Key differences include:
Manual vs automatic measurement
No data logging vs continuous recording
No remote monitoring vs real-time online access
Higher labor cost vs unattended operation
Limited accuracy consistency vs sensor-based precision
Electronic systems significantly reduce human error and enable early warning applications.

Electronic water level staffs typically support multiple power configurations:
1. Solar panel + battery (most common for remote sites)
2. DC power supply (our power supply is DC 10~30V)
Solar-powered solutions are widely used in hydrological monitoring because installation locations often lack grid electricity.

According to the actual situation of the site, the installation methods of the Renke electronic water level staff can be divided into two types: vertical installation (hoisting) and inclined wall installation.

Vertical installation
According to the actual situation on-site, the sensor segments of different unit specifications can be combined into the required length, and then connected with a U-shaped connector to form an integral sensor.

Tilted installation
Same as the vertical installation method. At this time, the measuring length of the sensor must be converted to the measuring height, so the measuring accuracy will be improved.

Yes, but maintenance requirements are relatively low.
Typical maintenance tasks include:
Periodic cleaning of sensor surfaces
Checking cable sealing and waterproofing
Verifying calibration annually
Inspecting solar panels and batteries
Removing debris or biofouling

Buyers usually evaluate:
Measurement range and accuracy
Sensor type suitability
Environmental resistance (IP rating, corrosion resistance)
Communication compatibility
Power consumption
Platform integration capability
Installation environment (tidal, sediment, waves)
Long-term reliability and maintenance cost
Engineering projects often prioritize stability and lifecycle cost rather than only initial price.

  • Single point monitoring: Single point monitoring supports optional RS485 output. When used together with our RS485 to USB converter, the data can be transmitted and uploaded directly to a computer.
  • Multi point monitoring: Multi point monitoring supports optional RS485 or analog output. When used with our environmental monitoring host, data from multiple monitoring points can be collected and uploaded in a unified manner to the data platform.
  • Electronic water level staff * 1
  • Certificate of conformity, warranty card, etc.
  • Installation screw kit, leg support, scale film, and other accessories.

The upload frequency can be freely configured. Our products support a data upload interval adjustable between 20 and 65,535 seconds per upload.

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