Measurement Principle: 90° scattered light method with near-infrared LED
Turbidity Range: 0–3000 NTU (model-dependent: 0–20, 0–200, 0–1000, 0–3000 NTU)
Accuracy & Resolution: High precision, resolution 0.01–1 NTU, accuracy ±0.3–8% depending on range
Outputs & Interface: MODBUS/RS-485 digital interface, 4–20mA analog output
Durability: IP68 waterproof, corrosion-resistant 316 stainless steel, suitable for long-term submerged use
Additional Features: Built-in temperature sensor, automatic cleaning wiper, optional flow cell
Installation & Power: 3/4″ NPT thread or flow-through mounting, 12VDC power supply, cable length 5 m
 

Measurement Range: 0~1000 NTU (three selectable ranges: 0-20, 0-200, 0-1000 NTU)
Resolution: 0.01 / 0.1 / 1.0 NTU
Accuracy: ≤±0.1 NTU for <1 NTU/hour drift; ≤±0.2 NTU for 1-4 NTU/hour drift; ≤±5% for >4 NTU/hour drift
Repeatability: ≤±0.1 NTU (<10 NTU/hour), ≤±1% (≥10 NTU/hour)
Zero Drift: ≤±0.3% FS/30 minutes
Operating Temperature: 5~40°C
Protection Level: IP65, Lithium or Dry Battery Power Supply
 

Measurement Range: 0–1000 NTU (Turbidity), 0–1000 mg/L (Suspended Solids)
Resolution: 0.01 / 0.1 / 1.0 NTU or mg/L
Measurement Accuracy: ≤ ±0.1 NTU (≤ 1 NTU), ≤ ±5% (> 4 NTU)
Repeatability: ≤ ±0.1 NTU (< 10 NTU), ≤ ±1% (> 10 NTU)
Operating Temperature: 5–40°C
Protection Rating: IP65 Waterproof and Dustproof
Weight / Dimensions: 290g, 170 × 72 × 44 mm
 

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
 

Measurement Range: 0–20 NTU
Resolution: 0.001 / 0.01 / 0.1 NTU
Accuracy: ≤ ±0.05 NTU (<1 NTU), ≤ ±5% (≥1 NTU)
Detection Method: Dual detection with 90° scattered light and 180° transmitted light
Light Source: Red laser
Protection Class: IP65 waterproof
Power Supply: Lithium battery or optional dry cell
Dimensions & Weight: 170 × 72 × 44 mm, 290 g