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RK500-13 (Liquid cooling) EC Sensor

  • NG # 04314-HW-RIK-003

The RK500-13 Liquid Cooling EC Sensor is a high-performance conductivity sensor designed for accurate, real-time measurement of liquid electrical conductivity and salinity. Built with advanced anti-interference technology and corrosion-resistant materials, it ensures stable operation in demanding environments such as water treatment, aquaculture, and environmental monitoring.

Manufactured By :
Rika Sensor
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Call +88 01714243446

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Overview

The RK500-13 Liquid Cooling EC Sensor is engineered to deliver reliable and continuous monitoring of liquid conductivity in a wide range of industrial and environmental applications. Utilizing advanced anti-polarization and signal isolation technologies, the sensor provides highly stable and accurate readings even in electrically noisy environments. Its robust construction, including corrosion-resistant electrode materials, allows it to operate effectively in harsh conditions such as wastewater treatment systems, saline water environments, and industrial pipelines.

This sensor features an integrated design without the need for an external transmitter, making installation simple and cost-effective. It supports real-time online monitoring, enabling users to continuously track conductivity and salinity levels for improved process control and decision-making. With automatic temperature compensation and fast response time, the RK500-13 ensures consistent measurement accuracy across varying environmental conditions.

Widely used in aquaculture, environmental protection, water source monitoring, and sewage treatment, the RK500-13 is a dependable solution for professionals requiring durable, low-maintenance, and high-precision water quality measurement equipment.

Specification

  • Measuring Parameters: Electrical Conductivity (EC), Salinity/TDS
  • Measuring Medium: Liquid
  • Measurement Principle: Frequency conversion method 
  • Measurement Range:
    • EC: 0–500 µS/cm, 0–5000 µS/cm, 0–10000 µS/cm, up to 0–200000 µS/cm (customizable) 
    • Salinity: Up to 100,000 ppm
  • Accuracy: ±1% FS 
  • Response Time: 1 second 
  • Output Signal: 4–20 mA & RS485 (simultaneous) 
  • Power Supply: 7–30 VDC (Power consumption < 0.2W) 
  • Temperature Compensation: Automatic 
  • Operating Temperature: -20°C to +80°C 
  • Drift: ≤0.3% FS / 24h 
  • Electrode Material: Titanium alloy / Graphite / 316L (varies by model) 
  • Probe Material: 316L stainless steel or ABS (corrosion-resistant) 
  • Ingress Protection: IP68 
  • Installation: Direct immersion (submersible mounting)
  • Cable Length: Standard 5 meters (customizable) 
  • Pressure Resistance: Up to 1.0–2.0 MPa (depending on type) 

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RK500-12 Type-B3 Submersible pH Probe（High temperature environment）
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