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High precision NIR 90° Scattering Turbidity Sensor
EXpure 191 is a high-precision, compact near-infrared (NIR) turbidity sensor designed for monitoring low-turbidity processes, such as water treatment applications. It is ideal for swimming pool applications and specific measurement points in the drinking water sector.
Product Features
1. Compact design with built-in amplifier
2. Light scattering measurement according to DIN EN 27027 and ISO 7027
3. Durable sapphire window
4. Easy sensor reference setting without additional tools
5. LED light source ensures stable and long-lasting signal output
6. Easy parameter configuration via EXpert software
7. No user calibration required
Downloads
Specifications
- Maximum Measuring Range: 0...10 NTU
- Resolution: 0.01 NTU
- Accuracy: ±1% (based on final value)
- Repeatability: ≤ 1% of final value
- Light Source: LED
- Optical Unit Material: Stainless steel (1.4435)
- Window Material: Sapphire
- Seal Material: EPDM
- Flow Cell Material: Plastic (PE-HD, black)
- Supply Voltage: 24 V DC
- Process Connection: G1/4" thread
- Process Temperature: 1...50°C
- Process Pressure: 0...6 bar
- Electrical Connection: 8-pin connector (IP68K)
- Communication Interface: RS485 Modbus, 0/4...20 mA
- Parameter Configuration: EXpert software
- Flow Rate Range: 30...80 l/h
- Protection Rating: IP65
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Model：EXpure 191
