Display: HD color LCD touch screen
Sensor Compatibility: Supports over 20 sensors including pH, temperature, turbidity, dissolved oxygen, conductivity, suspended solids
Communication: Modbus, 4-20mA, JSON data output
Alarm: Configurable high and low point alarms
Protection: IP65 waterproof, dustproof, moisture-proof
Power Supply: AC 90–220V, 50/60Hz
Dimensions & Weight: 100×100×150mm; 0.56 kg
 

Testing parameters: COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen
Measurement range: COD 10-15000 mg/L, Ammonia Nitrogen 0.02-100 mg/L, Total Phosphorus 0.02-20 mg/L, Total Nitrogen 0.5-500 mg/L
Accuracy: ±5% for all parameters
Repeatability: ≤±3%
Digestion temperature: COD 165℃ for 20 min, Total Phosphorus 150℃ for 15 min, Total Nitrogen 125℃ for 30 min
Optical system: Imported high-brightness quasi-parallel LED cold light source with German optical design
Data storage: Up to 3000 test results, real-time data transmission and computer analysis support
 

Testing items: COD, Ammonia Nitrogen, Total Phosphorus, Total Nitrogen
Detection range: COD 10-15000 mg/L; Ammonia 0.02-50 mg/L; Total Phosphorus 0.02-100 mg/L; Total Nitrogen 0.5-150 mg/L
Detection limit: COD 3 mg/L; Ammonia 0.005 mg/L; Total Phosphorus 0.005 mg/L; Total Nitrogen 0.2 mg/L
Measurement accuracy: ±5% or specified mg/L (varies per parameter)
Repeatability: ≤±3%
Display: 10-inch HD touchscreen with IoT remote viewing and DTU real-time data upload
Connectivity: Wi-Fi, Bluetooth printer support
 

Conductivity measuring range: 0~400.0 mS/cm with automatic range switching
TDS range: 0.0 ppm~200.0 ppt, accuracy ±0.5% F.S
Temperature range: -10.0℃~110.0℃, accuracy ±0.2℃
Salinity range: 0.0~260.0 g/L, accuracy ±0.5% F.S
IP65 waterproof rating, large backlit LCD display
Data storage capacity: 256 sets of measurements
Powered by 2 AAA batteries, battery life over 500 hours
 

Measurement Range: ORP -1000 to 1000 mV, Temperature 0.0℃ to 100.0℃
Accuracy: ORP ±1 mV, Temperature ±0.5℃
Resolution: ORP 1 mV, Temperature 0.1℃
Display: 20×30mm Multi-line Backlit LCD
Power Supply: 1×1.5V AAA battery, easy to replace
Protection Level: IP65 waterproof and dustproof
Dimensions & Weight: 180×40×45mm, 95g, compact and portable design
 

Testing Parameters: COD (10–15000 mg/L), Ammonia Nitrogen (0.02–100 mg/L), Total Phosphorus (0.02–20 mg/L), Total Nitrogen (0.5–500 mg/L)
Detection Accuracy & Repeatability: ≤±5% accuracy, ≤±3% repeatability
Sample Capacity: 8 samples simultaneous digestion (dual temperature control)
Operating Temperature Range: 0–50°C, IP65 waterproof
Data Storage & Output: Stores up to 10,000 test results, real-time printing, USB data transmission
Power Supply: Built-in Li-ion battery or DC 12V adapter, up to 2 full test cycles per charge
Display: 7-inch touch-screen interface with intuitive operation
 

Measured Parameters: pH, Dissolved Oxygen, Conductivity, Turbidity, COD, Ammonia, etc.
Display & Interface: 3.3-inch LCD, 2×Electrode Ports, USB Port
Data Storage: Up to 10,000 records per parameter, auto/timed/manual modes
Power & Battery Life: 9000mAh lithium battery, long runtime
Waterproof Rating: IP67 instrument, IP68 aviation plug
GPS Function: Positioning and data tagging
Operating Temperature: -5°C to 50°C
 

Measurement Range: 0–2, 0–10, 0–50, 0–150 mg/L (customizable)
Detection Method: Salicylic acid spectrophotometry (HJ 536-2009 standard)
Detection Limit: 0.01 mg/L; Measurement accuracy: ±0.05mg/L (≤0.5 mg/L)
Reagent Consumption: Only 0.7 mL per reagent/test
Data Storage: 50,000 historical records; RS232/RS485 + 4-20mA outputs
Measurement Cycle: Minimum 15 minutes per test
Installation: Wall-mounted or cabinet-mounted; 420×600×240 mm; 17.5kg
 

Detection Parameters: Supports 38 water quality indicators including ammonia nitrogen, chlorine, heavy metals, pH, DO, nitrate, phosphate, and more
Calibration Curves: Preloaded with 45 curves for high-accuracy quantitative analysis
Wavelengths: Supports 420nm, 470nm, 520nm, and 620nm detection
Display: High-contrast OLED screen with user-friendly interface
Storage Capacity: Saves up to 5,000 test results
Power Supply: Built-in 2500mAh lithium battery, USB charging supported
Dimensions / Weight: 170×72×44mm / 277g, compact and portable
 

Parameters Measured: pH, dissolved oxygen (DO), conductivity, turbidity
Display: 3.3-inch monochrome LCD
Dual power supply: Li-ion battery and NiMH battery with USB charging
Protection Class: IP67 waterproof for field use
Data Storage: Automatic interval and locked data saving
GPS Function: Real-time coordinate positioning and data tagging
Dimensions & Weight: 200 × 101 × 36 mm, 420 g