DO-NIN-S4
Optical dissolved oxygen electrode

NT$100

  • Widely used in surface water, lakes and reservoirs, sewage treatment, food industry, pharmaceuticals, aquaculture, environmental monitoring
  • Automatically compensates for temperature, salinity and pressure effects
  • No electrolyte is required
  • No oxygen consumption, not affected by flow rate
  • Not interfered by chemical substances such as sulfide
  • The electrode body is made of stainless steel, ABS and PC
  • Excellent stability, long service life and lower cost of use

 

 

  • Working principle: Optical oxygen quenching fluorescence principle
  • Measuring range : 0~200%, 0~20ppm
  • Accuracy : 5ppm 5ppm: ± 0.3ppm
  • Response time : T90 < 30 秒
  • Calibration :
    • 1-point (100% cal point) in air-saturated water or water-saturated air
    • 2-point (Zero and 100% cal points)
  • Communications : RS485 interface, Modbus RTU protocol
  • Cable length : 5M, 25M
  • Electrode dimensions : ψ24mm x 140 mm
  • Waterproof level : less than 10 meters deep in the water
  • Operating Conditions : 0~40°C
  • Power supply : 12VDC
  • Socket thread : M27 x 2.0 (Can be used as 3/4"PT thread)