China industry Digital Multi Parameter pH Ammonia Nh3 Nh4 Nitrate No3 Dissolved Oxygen Sensor Water Quality Analyzer for Hydroponic, Find details about China Multi-Parameter Water Quality, Multi-Parameter Tester 5in1 from industry Digital Multi Parameter pH Ammonia Nh3 Nh4 Nitrate No3 Dissolved Oxygen Sensor Water Quality Analyzer for Hydroponic
Features :
Menu:menu structure, similar to computer operation, simple, prompt, easy use.
Current isolated output: six independent 4 ~ 20mA current, coupled with optical isolation technology, strong
anti-jamming capability, remote transmission.
RS485 communication interface: can be easily linked to computer for monitoring and communication.
Automatic temperature compensation: 0 ~ 99.9 °C Automatic Temperature Compensation.
Waterproof and dustproof design: protection class IP65, suitable for outdoor use.
Depth (Pressure) | Principle | Pressure-sensitive Method |
Range | 0-61m(Maximum withstand pressure depth: 30M) | |
Resolution | 2cm | |
Accuracy | ±0.3% | |
Temperature | Principle | Thermistor method |
Range | 0ºC~50ºC | |
Resolution | 0.01ºC | |
Accuracy | ±0.5ºC | |
pH sensor | Principle | Glass electrode method |
Range | 0-14 pH | |
Resolution | 0.01 pH | |
Accuracy | ±0.1 pH | |
ORP Sensor | Principle | Glass electrode method |
Range | -1000mV ~+1000mV | |
Resolution | 0.01mV | |
Accuracy | ±5mV | |
Conductivity sensor | Principle | A pair of platinum gauze electrode |
Range | 1us/cm-2000 us/cm(K=1) 100us/cm-100ms/cm(K=10.0) | |
Resolution | 0.1us/cm~0.01ms/cm(Depending on the range) | |
Accuracy | ±3% | |
Turbidity sensor | Principle | Light scattering method |
Range | 0-1000NTU | |
Resolution | 0.1NTU | |
Accuracy | ± 5% or 0.3NTU, whichever is greater | |
DO Probe | Principle | Fluorescence |
Range | 0 -20 mg/L;0-20 ppm;0-200% | |
Resolution | 0.1%/0.01mg/l | |
Accuracy | ±3% or ±0.3 mg/L, whichever is greater |
Chlorophyll sensor | Principle | Fluorescence |
Range | 0-500 ug/L | |
Resolution | 0.01 ug/L~0.1 ug/L, Depending on range | |
Accuracy | ±5% of the signal level corresponding value of 1ppb Rhodamine WT Dye | |
Blue-green algae sensor | Principle | Fluorescence |
Range | 200-300,000cells/mL | |
Resolution | 25cells/mL | |
Accuracy | ±10% of the signal level corresponding value of 1ppb Rhodamine WT Dye | |
Ammonia nitrogen Sensor | Principle | Ion selection |
Range | 0.1~100mg/L-N | |
Resolution | 0.01mg/L-N | |
Accuracy | ±10% or ±2mg/L | |
Nitrate nitrogen Sensor | Principle | Ion selection |
Range | 0.5~100mg/L-N | |
Resolution | 0.01mg/L-N | |
Accuracy | ±10% or ±2mg/L | |
Chloride Sensor | Principle | Ion selection |
Range | 3~1000mg/L | |
Resolution | 0.01~1mg/L | |
Accuracy | ±10% or ±2mg/L | |
Fluoride Sensor | Principle | Ion selection |
Range | 0.5~1000mg/L | |
Resolution | 0.01~1mg/L | |
Accuracy | ±10% or ±2mg/L |