Sludge Detector Interface Gauge
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| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | APW |
| Measurement Principle | 950 nm Infrared Absorption |
| Wavelength | 950 nm (primary), 880 nm (for VB calibration) |
| Output Range | 0–100% VB (sludge interface visibility index) |
| Solids Concentration Ranges | VB5: 0–100 g/L, VB20: 0–7 g/L |
| Accuracy | ±2% of reading |
| Temperature Compensation | Automatic, Pt100 sensor integrated |
| Operating Temperature | –10.0 to +60.0 °C |
| Sensor Dimensions | Ø43 mm (bottom), Ø25 mm (top), H210 mm |
| Sensor Weight | 400 g |
| Cable | 4-conductor shielded PU cable, standard 10 m (up to 100 m optional), 40 g/m |
| Sensor Housing Material | Delrin®, polyurethane, and specialized optical glass |
| Sensor IP Rating | IP68 |
| Controller Power | 1 × 9 V alkaline battery (~2000 h typical life) |
| Controller Enclosure | Reinforced polyethylene with transparent IP67-rated cover |
| Controller Dimensions | 161 × 81 × 55 mm |
| Display | 3-digit LCD, 18 × 46 mm active area |
| Controller IP Rating | IP65 (with IP67 cover installed) |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | MES5 |
| Measurement Principle | Infrared Absorption (870 nm, 5 mm optical path) |
| SS Range | 0–50 g/L |
| Turbidity Range | 0–4000 FAU |
| Sludge Interface Range | 0–100 % IR transmittance |
| SS Resolution | 0.01 g/L |
| Turbidity Resolution | 0.01–1 FAU |
| Interface Resolution | 0.01–0.1 % |
| SS Accuracy | <10% |
| Turbidity Accuracy | ±5% (200–4000 FAU) |
| Interface Accuracy | ±2% |
| Response Time | <35 s |
| Temperature Measurement | NTC thermistor, –5.00 to +60.00 °C, ±0.5 °C accuracy, 0.01 °C resolution |
| Storage Temp | –10 to +60 °C |
| IP Rating | IP68 |
| Communication | Modbus RTU over RS485 or SDI-12 |
| Data Update Interval | <1 s |
| Power Supply | 5–28 V DC |
| Standby Current | 25 µA @ 5 V |
| Active Current (RS485/SDI-12, 1 Hz) | 4.5 mA @ 5 V |
| Pulse Output Current | 100 mA (30 ms) |
| Heating Activation Time | 100 ms |
| Sensor Mass | 750 g |
| Housing Materials | Delrin®, nickel-plated brass, EPDM elastomer |
| Pressure Rating | 5 bar |
| Cable Options | 9-pin waterproof connector with polyurethane jacket & bare leads, or Fisher waterproof connector |
| Brand | AQUALABO |
|---|---|
| Origin | France |
| Model | Skidsens |
| Probe Dimensions | Ø28 mm × 190 mm |
| Connection | 3/4″ T-fitting |
| Cable Length | 1.5 m |
| Output | 4–20 mA (max. 250 Ω), fouling potential measurement |
| Power Supply | 24 VDC / 50 mA |
| Measured Parameter | Fouling Potential (0–1 u.a.) |
| Process Temperature Range | 0–60 °C (32–140 °F) |
| Max. Pressure | 5 bar (72.5 psi) |
| Minimum Flow Rate (for Ø25.4 mm pipe) | >1000 L/h (>4.4 GPM) |
| Max. Temperature Ramp Rate | 10 °C/min |
| Ambient Operating Temperature | 5–50 °C |
| Relative Humidity | 0–90 % RH |
| Certification | CE |
| Housing Materials | PVC, 316L stainless steel |
| Brand | AQUAR-SYSTEM |
|---|---|
| Origin | Belarus |
| Model | A344W |
| Measurement Range | 0–8% Cs (Total Solids by Weight) |
| Repeatability | ±0.02% |
| Accuracy (Stable Conditions) | ±0.02% |
| Operating Pressure | 1.5–8.0 bar |
| Conductivity Range | 0–10.0 mS/m |
| Communication Interface | RS-485 |
| Sampling Interval | 1 s |
| Control Panel Power Supply | 220 VAC / 50 Hz |
| Sensor Power Supply | 24 VDC |
| Air Content Limit in Sample | ≤1% (v/v) |
| Minimum Process Pressure at Measurement Zone | ≥1.5 bar |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | PROLEV800 |
| Pricing | Upon Request |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent ultrasonic transducers |
| Accuracy | ±1 cm |
| Response Time | 1 s |
| Operating Ambient Temperature | −20 to +60 °C |
| Display | Large-backlit LCD with graphical interface (numeric readout, trend plot, echo waveform) |
| Enclosure Rating | IP68 |
| Weight | 3.6 kg (transmitter), 3 kg per probe |
| Output Signal | 4–20 mA analog (isolated), dual high/low level alarms |
| Communication Interface | RS-232C (cable length ≤ 10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Cable Length | 20 m |
| Brightness Adjustment | Yes |
| Trend Storage | 5 minutes to 48 hours on-screen history |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | ProLev800 |
| Price Range | USD 6,800 – 13,600 (FOB UK) |
| Measurement Principle | Ultrasonic Time-of-Flight (ToF) |
| Measuring Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent ultrasonic transducers |
| Accuracy | ±1 cm |
| Response Time | ≤1 s |
| Operating Ambient Temperature | −20 to +60 °C |
| Display | Backlit graphical LCD (digital height readout, real-time echo waveform, trend plot) |
| Output Signals | 4–20 mA analog (isolated), dual programmable Hi/Lo alarms |
| Communication Interface | RS232C (cable length ≤10 m) |
| Power Supply | 85–264 VAC, 50/60 Hz, max. 10 VA |
| Enclosure Rating | IP68 (transducer and housing) |
| Cable Length | 20 m standard |
| Weight | 3.6 kg (transmitter), 3.0 kg per sensor |
| Software Compatibility | PC-based configuration & data logging via RS232 |
| Compliance | CE, RoHS, EMC Directive 2014/30/EU, IEC 61000-6-2/-4 |
| Brand | Starwood |
|---|---|
| Model | innoCon 6800T |
| Measurement Principle | 90° Light Scattering (EN ISO 7027 Compliant) |
| Turbidity Range | 0.0–1000.0 NTU |
| SS Range | 0.0–2000.0 mg/L (or 0.0–30.0 g/L with innoSens 810S sensor) |
| Resolution | 0.1 NTU / 0.1 mg/L / 0.1 g/L |
| Accuracy | ±2% f.s. (NTU/SS), ±3% f.s. (g/L) |
| Output | Dual 4–20 mA (meas. value & temp.), RS485 Modbus RTU |
| Display | Dot-matrix, bilingual (English/Chinese) |
| Enclosure Rating | IP65 (controller), IP68 (sensor) |
| Power Supply | 90–260 VAC, 50/60 Hz |
| Operating Temp. | –10 to +60 °C (controller), 0 to +60 °C (sensor) |
| Sensor Material | 316L stainless steel housing, custom optical glass |
| Pressure Rating | 4 bar |
| Cable Length | 10 m standard |
| Mounting | Wall-mount controller |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST208B-CR810 |
| Measuring Range | 0.5–20 m (sensor-dependent) |
| Accuracy | ±0.5% to ±1% FS |
| Resolution | 1 mm |
| Display | Bilingual LCD / TFT color screen with trend graph |
| Output Signals | 4–20 mA analog, RS485/Modbus RTU digital |
| Alarm Outputs | 2–4 relay channels (5 A / 250 VAC) |
| Power Supply | AC 220 V ±10% or DC 12–24 V |
| Power Consumption | <5 W |
| Enclosure Rating | IP65 (main unit), IP68 (sensor) |
| Housing Material | ABS/aluminum (unit), 304/316L stainless steel (sensor) |
| Standard Cable Length | 10 m (customizable) |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST208B-CR810 |
| Measuring Range | 0–10 m |
| Accuracy | ±0.5% to ±1% FS |
| Resolution | 1 mm |
| Ultrasonic Frequency | 20–200 kHz |
| Transmitter Operating Temperature | −20 °C to +70 °C |
| Sensor Operating Temperature | 0 °C to +70 °C |
| Enclosure Rating | IP65 (Transmitter), IP68 (Sensor) |
| Power Supply | AC 220 V or DC 24 V |
| Output Signals | 4–20 mA analog, RS485 digital (Modbus RTU) |
| Installation | Fixed bracket mount |
| Maintenance Interval | Quarterly |
| Brand | YST (Dalian Yist Instruments) |
|---|---|
| Origin | Liaoning, China |
| Model | YST208B-CR810 |
| Measuring Range | 0.2–10 m (customizable) |
| Power Supply | AC 220 V ±10% or DC 24 V |
| Output Signals | 4–20 mA analog, RS485 digital |
| Sensor IP Rating | IP68 |
| Host IP Rating | IP65 |
| Sensor Operating Temperature | −10 to 60 °C |
| Host Operating Temperature | 0 to 50 °C |
| Mounting Options | Top-mounted, side-mounted, submersible |
| Brand | YST (Dalian Yist Environmental Technology Co., Ltd.) |
|---|---|
| Origin | Liaoning, China |
| Model | YST208B-CR810 |
| Measuring Range | 0.5–20 m (sensor-dependent) |
| Accuracy | ±0.5% to ±1% FS |
| Resolution | 1 mm |
| Display | Bilingual LCD with trend graph |
| Output Signals | 4–20 mA analog, RS485/Modbus RTU digital |
| Alarm Outputs | 2–4 relay channels (5 A / 250 VAC) |
| Power Supply | AC 220 V ±10% or DC 12–24 V |
| Power Consumption | <5 W |
| Enclosure Rating | IP65 (main unit), IP68 (sensor) |
| Housing Material | ABS/aluminum (unit), 304/316L stainless steel (sensor) |
| Standard Cable Length | 10 m (customizable) |
| Brand | YST (Dalian Yist Instrument Co., Ltd.) |
|---|---|
| Origin | Liaoning, China |
| Model | YST208B-CR810 |
| Measuring Range | 0.2–10 m (expandable) |
| Accuracy | ±1% FS or ±5 mm (whichever is greater) |
| Resolution | 1 mm |
| Ultrasonic Frequency | 20–50 kHz |
| Operating Temperature (Sensor) | −10°C to +60°C |
| Enclosure Rating | Sensor IP68, Main Unit IP65 |
| Output Signals | 4–20 mA analog, RS485 digital |
| Power Supply | 220 V AC or 24 V DC |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308B-MS880T |
| Measurement Principle | Infrared Light Scattering (ISO 7027 Compliant) |
| Range | 0–20 g/L |
| Resolution | 0.01 g/L |
| Accuracy | ±2% FS |
| Sensor IP Rating | IP68 |
| Transmitter IP Rating | IP65 |
| Response Time (T90) | ≤10 s |
| Operating Temp (Sensor) | 0–60 °C |
| Operating Temp (Transmitter) | 0–50 °C |
| Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50/60 Hz |
| Output Signals | 4–20 mA (≤500 Ω load), RS485 Modbus RTU |
| Brand | YST (Dalian Yist Instruments) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308B-MS880T |
| Measurement Principle | Dual-beam infrared light scattering (ISO 7027 compliant) |
| Range | 0.01–20,000 mg/L (standard) |
| Resolution | 0.01–1 mg/L (scale-dependent) |
| Accuracy | ±5% of reading (subject to sludge homogeneity) |
| Repeatability | ±2% |
| Operating Temperature | 0–45 °C |
| Storage Temperature | −15–50 °C |
| Enclosure Rating | IP68 / NEMA 6P |
| Output Interface | RS485 / Modbus RTU |
| Housing Material | SUS316L stainless steel body |
| Optional Feature | Motorized brush cleaning system |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308B-MS880T |
| Measurement Range | 0–50 g/L (expandable to 0–100 g/L) |
| Resolution | 0.01 g/L |
| Accuracy | ±1% FS |
| Sensor Operating Temperature | 0–60 °C |
| Host Operating Temperature | 0–50 °C |
| Humidity Limit | ≤90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50/60 Hz |
| Sensor IP Rating | IP68 |
| Host IP Rating | IP65 |
| Response Time (T90) | ≤10 s |
| Output Signals | 4–20 mA (load ≤500 Ω), RS485 |
| Brand | YST (Dalian Yist Instrument Co., Ltd.) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308B-MS880T |
| Measurement Range | 0–9999 mg/L (extendable to 0–50 g/L) |
| Principle | Dual-mode infrared optical sensing (880 nm LED source, combined scatter & transmission detection) |
| Accuracy | ±1% FS |
| Resolution | 3 mg/L (0–1000 mg/L), 0.01 g/L (>1000 mg/L) |
| Operating Temp. | Sensor: 0–60°C |
| Controller | −10–55°C |
| Output | 4–20 mA analog + RS485 Modbus-RTU digital |
| IP Rating | Sensor IP68, Controller IP65 |
| Power Supply | AC 85–265 V ±10% or DC 9–36 V |
| Sampling Interval | 1–30 min adjustable |
| Housing | Sensor body 316L stainless steel, Controller enclosure polycarbonate |
| Brand | YST (Dalian Yist Environmental Technology) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308B-MS880T |
| Measurement Range | 0–20 g/L |
| Accuracy | ±1% FS |
| Resolution | 0.01 g/L |
| Operating Temperature | 0–60 °C |
| Relative Humidity | <85% RH |
| Enclosure Rating | IP65 (transmitter), IP68 (sensor) |
| Power Supply | 90–260 V AC or 12–24 V DC |
| Output Signals | 4–20 mA analog, RS485 digital (Modbus RTU) |
| Sensor Material | SUS316L stainless steel |
| Sampling Interval | Adjustable from 1 to 30 minutes |
| pH Tolerance | 2–12 |
| Optical Principle | Near-infrared (NIR) backscatter turbidimetry |
| Brand | YST (Dalian Yist) |
|---|---|
| Origin | Liaoning, China |
| Model | YST308T-MS870Z |
| Measurement Principle | Infrared Light Scattering |
| Range | 0–50 g/L |
| Resolution | 0.01 g/L |
| Accuracy | ±1% FS |
| Sensor Operating Temp. | 0–60 °C |
| Host Operating Temp. | 0–50 °C |
| Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50/60 Hz |
| Sensor IP Rating | IP68 |
| Host IP Rating | IP65 |
| Response Time (T90) | ≤10 s |
| Output Signals | 4–20 mA (load ≤500 Ω), RS485 (Modbus RTU) |