Rika Sensor is a weather sensor manufacturer and environmental monitoring solution provider with 10+ years of industry experience.
Online Electrical Conductivity （EC）/ Salinity Sensor RK500-13 Rika
PRODUCT DESCRIPTION
RK500-13 EC/Salinity sensor uses advanced anti-polarization technology, internal signal isolation technology, and has strong anti-interference ability. Stable measurement, accurate, maintenance-free, easy to install. The salinity sensor is used in aquaculture, water source testing, sewage treatment, environmental monitoring, and so on.
SPECIFICATIONS
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Item
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Technical Specification |
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EC |
Salinity/TDS |
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Measuring medium |
Liquid |
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Principle |
Frequency conversion method |
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Range①
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0～500μs/cm, 0～5000μs/cm, 0～10000μs/cm, 0～200000μs/cm(any range of 0-300ms/cm can be customized, 1ms/cm = 1000μs/cm) |
0-250ppm,0-2500ppm, etc., 1ppm(mg/L)=1000ppb(μg/L)=1000000ppt(ng/L) |
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Measuring temperature: 0-70℃ |
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Supply |
7-30VDC (power consumption<0.2W) |
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Accuracy |
±1% |
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Response time |
1s |
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Output signal② |
4-20mA & RS485 at the same time |
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Temperature compensation |
Automatic compensation |
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Measurement type |
Freshwater |
Seawater |
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Electrode |
316L |
Graphite |
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Probe material |
316L |
ABS+PC synthetic plastic (Strong corrosive liquid or seawater); Plastic version is recommended if measuring sea water |
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Drift |
≤0.3%FS/24h |
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Operating temperature |
-20℃-+80℃ |
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Ingress protection |
IP68 |
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Storage |
10-60℃@20%-90%RH |
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Cable length |
Default:5m |
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DIMENSION
Adopt submersible mounting bracket(show in the below figure)
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