Sludge Detector Interface Gauge
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| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | ProLev800 |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent transducers |
| Accuracy | ±1 cm |
| Response Time | 1 s |
| Operating Ambient Temperature | −20 °C to +60 °C |
| Display | Large-backlit LCD with graphical interface (digital readout, trend plot, echo waveform visualization) |
| Output Signal | 4–20 mA analog output |
| Alarm Outputs | Dual programmable Hi/Lo relay outputs |
| Communication Interface | RS232C (cable length ≤ 10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Ingress Protection | IP68 |
| Cable Length | 20 m standard |
| Weight | 3.6 kg (transmitter), 3.0 kg per transducer |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | PROLEV800 |
| Price Range | USD 2,700 – 6,800 (FOB UK) |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent 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 | 4–20 mA analog (HART-compatible), dual high/low level alarms |
| Communication | RS-232C (cable length ≤10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Cable Length | 20 m standard |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Category | Imported Instrument |
| Model | ProLev800 |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent transducers |
| Accuracy | ±1 cm |
| Response Time | 1 s |
| Operating Temperature | −20 °C to +60 °C |
| Display | Large-backlit LCD with graphical interface (numeric, trend plot, echo waveform) |
| Output | 4–20 mA analog signal |
| Alarms | Dual programmable Hi/Lo relay outputs |
| Communication | RS232C (cable length ≤10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Enclosure Rating | IP68 |
| Cable Length | 20 m |
| Weight | 3.6 kg (transmitter), 3.0 kg (per transducer) |
| Brand | GreenPrima |
|---|---|
| Origin | United Kingdom |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Origin | Imported |
| Model | PROLEV800 |
| Price | Upon Request |
| Measurement Range | 0.4–10 m |
| Sensor Capacity | Up to 2 independent transducers |
| Accuracy | ±1 cm |
| Response Time | 1 s |
| Operating Ambient Temperature | –20 to +60 °C |
| Display | Large-backlit LCD with graphical interface (numeric, trend plot, echo waveform) |
| Enclosure Rating | IP68 |
| Weight | 3.6 kg (transmitter), 3 kg (per transducer) |
| Output Signal | 4–20 mA analog (HART-compatible), dual high/low level alarms |
| Communication Interface | RS-232C (cable length ≤10 m) |
| Power Supply | 85–264 VAC, 10 VA |
| Cable Length | 20 m |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer Type | Manufacturer |
| Model | SONATAX sc |
| Measurement Principle | Ultrasonic Time-of-Flight |
| Measurement Range | 0.2–12 m |
| Resolution | <0.04 m |
| Accuracy | ±0.1 m (with ±0.05 m offset tolerance) |
| Response Time | 10–600 s (user-adjustable) |
| Calibration | Single-point automatic calibration at power-on |
| Pressure Rating | ≤0.3 bar |
| Operating Temperature | 0–50 °C |
| Temperature Compensation | Automatic |
| Ingress Protection | IP68 |
| Maximum Flow Velocity | ≤3 m/s |
| Dimensions (H×D) | 130 mm × 185 mm |
| Weight | ~3.5 kg |
| Maintenance Interval | <1 hour/month |
| Cable Length | Standard 10 m (extendable up to 100 m) |
| Compatible Controllers | SC100 (supports 2 probes), SC1000 (supports 8 probes) |
| Self-Cleaning Mechanism | Mechanical wiper system |
| Brand | Hach |
|---|---|
| Model | TSS Portable |
| Measurement Principle | Multi-beam alternating light method with infrared diodes |
| Turbidity Range | 0.001–4000 NTU |
| Suspended Solids Range | 0.001–400 g/L (1–400,000 mg/L, upper limit sample-dependent) |
| Turbidity Accuracy | ±3% or ±0.02 NTU (whichever is greater) |
| Suspended Solids Accuracy | ±4% or ±0.001 g/L (whichever is greater) |
| Turbidity Resolution | 0.001 NTU (0–0.999), 0.01 NTU (1–9.99), 0.1 NTU (10–99.9), 1 NTU (>100) |
| Suspended Solids Resolution | 0.001 g/L (0–0.999), 0.01 g/L (1–9.99), 0.1 g/L (10–99.9), 1 g/L (>100) |
| Turbidity Units | NTU, FNU, EBC |
| SS Units | mg/L, g/L, ppm, % |
| Calibration | 4 pre-stored SS calibration curves + 1 turbidity curve |
| Bubble Compensation | Automated software-based correction |
| Sensor Material | Electropolished stainless steel housing with sapphire optical window |
| Data Storage | 290 measurement records (timestamp, location, value, homogeneity flag) |
| Operating Modes | Single-point, interval, or continuous measurement |
| Power | Rechargeable battery — up to 30 days in typical intermittent use, 4 hours in continuous mode |
| Display | Backlit graphical LCD with intuitive menu navigation |
| Brand | HACH |
|---|---|
| Origin | Imported |
| Manufacturer | HACH Company |
| Model | TSS Portable |
| Power Supply | Rechargeable Battery |
| Measurement Principle | Dual-beam alternating infrared LED optical system with bubble compensation |
| Calibration | Multi-curve calibration support |
| Construction | Rugged, field-deployable housing |
| Compliance | Designed for ASTM D6507, ISO 7027, and USP <85> turbidity measurement guidelines |
| Sample Compatibility | Liquid samples from municipal/industrial wastewater, drinking water, surface water, and activated sludge basins |
| Brand | HORIBA |
|---|---|
| Origin | Japan |
| Model | HU-200SS |
| Measurement Range | 100–20,000 ppm (as suspended solids) |
| Sensor Type | Submersible optical backscatter (nephelometric) |
| Output Signal | 4–20 mA / RS-485 (Modbus RTU) |
| IP Rating | IP68 |
| Operating Temperature | 0–40 °C |
| Power Supply | 24 VDC |
| Brand | KRK |
|---|---|
| Origin | Japan |
| Model | SS-10Z |
| Measurement Principle | Near-Infrared Transmission Photometry + Semiconductor Pressure Sensing |
| MLSS Range | 0–20,000 mg/L (display up to 30,000 mg/L) |
| Interface Depth Range | 0–5.00 m (extendable to 10.00 m with optional cable) |
| Resolution | MLSS: 10 mg/L (0–10,000 mg/L), 100 mg/L (10,000–30,000 mg/L) |
| Depth | 0.01 m |
| Accuracy | MLSS: ±2% of reading (≤5,000 mg/L) or ±150 mg/L |
| Depth | ±0.03 m |
| Repeatability | Verified under controlled lab conditions per JIS Z 8015 |
| Calibration Options | 1-point (zero), 2-point (zero/span), or 3–4-point multi-concentration calibration |
| IP Rating | IP67 |
| Power | 3× AA alkaline batteries (LR03), auto-off after 30 min |
| Detector Type | SSD-10Z integrated optical-pressure probe |
| Cable | Standard 6 m (max. 11 m) |
| Weight | Instrument body: ~300 g |
| Detector assembly | 550 g (incl. cable) |
| Compliance | Designed for use in wastewater treatment plants operating under ISO 5667-16, ASTM D3693, and JIS K 0102 environmental testing frameworks |
| Brand | Rikuri Chemical |
|---|---|
| Origin | Japan |
| Model | F-10Z |
| Measurement Principle | Solid-State Lanthanum Fluoride (LaF₃) Crystal Membrane Ion-Selective Electrode (ISE) |
| Range | 0–1999 mg/L F⁻ |
| mV Output Range | −1000 to +1000 mV |
| Resolution | 0.1 mg/L (0.1–99.9 mg/L), 1 mg/L (100–1999 mg/L) |
| Accuracy | ±5% of Full Scale (FS) |
| Display | 3½-digit LCD |
| Temperature Compensation | Automatic (NTC thermistor integrated) |
| Response Time (t₉₀) | ≤60 s |
| Ingress Protection | IP67 |
| Power Supply | DC 4.5 V (3 × AA alkaline batteries) |
| Dimensions (W×H×D) | 70 × 36 × 170 mm |
| Weight | Approx. 290 g (instrument only) |
| Brand | Solinst |
|---|---|
| Origin | Canada |
| Model | 122 |
| Measurement Principle | Infrared Refractive Index Discrimination at Liquid-Liquid Interfaces |
| Depth Range | 20–450 m |
| Probe Diameter | 16 mm (5/8") |
| Probe Material | Stainless Steel |
| Maximum Pressure Rating | 500 psi |
| Accuracy | ±1 mm (±1/200 ft) |
| Power Source | Replaceable Batteries |
| Battery Life | ≥120 h |
| Auto-Shutoff | After 10 minutes of inactivity |
| Probe Tip Material | Hydex™ polymer with integrated stainless steel guard |
| Scale Options | LM2 (1/100 ft, black markings) or LM3 (mm/m, black markings) |
| Compliance | CSA Certified for hazardous locations |
| 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) |