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  • Product Name: RK500-04 Dissolved Oxygen (DO) Sensor

RK500-04 Dissolved Oxygen(DO) Sensor design based on the principle of polarographic type and high performance through oxygen membrane, with short response time, measurement accuracy, stable performance, etc.The product adopts 3 electrodes system, the better performance in addition to the traditional silver platinum cathode and anode, and a silver reference electrode, greatly improve the stability and precision of the signal zero stability, It can be directly put into water online measurement, with multiple output signal is optional, can be widely used in chemical fertilizer, metallurgy, environmental protection water treatment engineering, pharmaceutical, biochemical, food, aquaculture and water such as continuous monitoring of dissolved oxygen in the solution.



 *  On-line & real-time monitoring

 * With temperature compensation

 *  High accuracy

 * Simple operation and high reliability

 * No external module, a whole design
 * Multiple output signal is optional
 * Probe can be used under water
 * Submerged mounting bracket is optional
 * Dissolved oxygen and temperature measurement at the same time(RS485)
 * Environmental protection
 * Water quality monitoring
 * Aquaculture
 * Clean in place(CIP)
 * Sewage treatment
 * Industrial wastewater treatment
Item Technical Specifiaction
DO Temperature
Range 0-20mg/L 0-60°C
Accuracy ±0.5%FS  ±0.3°C
Resolution 0.01mg/L  0.1°C
Supply 5VDC,12-24VDC
Temperature compensation 0-60°C
Output 4-20mA,0-5V,RS485
Measuring principle  Polarographic
Maintenance  Every 6 months to replace head and internal electrolyte
Power consumption  <0.4W
Operating Temperature  0-+80℃
Ingress Protection  IP68
Storage 10-60℃@20%-90%RH


Remark Series Type Suppy Output Type Cable length  
      A       5v
      C       12-24V
      D       Other
        A     4-20mA
        B     0-5V
        C     RS485
        X     Other
          S   Split type
          I   Integral type
            2000  Unit:mm
            ... Unit:mm

Example: RK500-04CAS2000 Supply:12-24V, Output:4-20mA, Split type, Cable length:2m.