Other Water Quality Analysis Instruments
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| Brand | SEBA |
|---|---|
| Origin | Germany |
| Model | Dipper-TEC |
| Pressure Sensor Type | Ceramic |
| Measurement Principle | Compensated Piezoresistive Transduction |
| Water Level Range | 0–20 m (customizable up to 200 m) |
| Accuracy | ±0.05% FS (e.g., ±1 cm at 20 m range) |
| Resolution | 0.3 mm (0–10 m range) |
| Temperature Range | –5 °C to +50 °C |
| Conductivity Ranges | 0–200 µS/cm, 0–2 mS/cm, 0–20 mS/cm, or 0–200 mS/cm |
| Conductivity Accuracy | ±0.5% |
| Stability | ±0.1% FS/year |
| Data Storage | 1 MB flash memory (~480,000 records) |
| Sampling Interval | 1 min – 45 days |
| Operating Temperature | –20 °C to +70 °C |
| Battery Life | >10 years (60-min interval) |
| Housing Diameter | 22 mm |
| Length | 270 mm |
| Cable Max Length | 1000 m |
| Communication | RS485 (ASCII), optional Bluetooth |
| Enclosure Rating | IP67 (handheld unit) |
| Processor | 16-bit MCU (sensor unit) |
| Display | 240 × 320 TFT touchscreen, 1/4 VGA |
| Power | Rechargeable 3800 mAh NiMH battery (12–30 h operation) |
| Brand | SEBA |
|---|---|
| Country of Origin | Germany |
| Model | Dipper-TEC |
| Sensor Type | Ceramic Piezoresistive Pressure Transducer with Barometric Compensation |
| Water Level Range | 0–20 m (customizable up to 200 m) |
| Water Level Accuracy | ±0.05% FS (±1 cm at 20 m range) |
| Resolution | 0.3 mm (0–10 m range) |
| Long-Term Stability | ±0.1% FS/year |
| Temperature Sensor | PT1000 or NTC, Range: –5 to +50 °C, Accuracy: ±0.1 °C |
| Conductivity Sensor | 4-electrode cell, Ranges: 0–200 µS/cm, 0–2 mS/cm, 0–20 mS/cm, or 0–200 mS/cm, Accuracy: ±0.5% FS |
| Operating Temperature | –20 to +70 °C (sensor), 0 to +50 °C (conductivity cell) |
| Battery Life | >10 years @ 60-min logging interval |
| Memory | 1 MB Flash (≈480,000 data records) |
| Data Logging Interval | 1 min – 45 days |
| Communication | RS485 (ASCII), Optional Bluetooth (via handheld HAD reader) |
| Enclosure Diameter | 22 mm |
| Length | 270 mm |
| Max Cable Length | 1000 m |
| IP Rating | IP68 (sensor), IP67 (HAD reader) |
| Power Supply | Lithium primary battery (non-rechargeable) |
| Brand | SEBA |
|---|---|
| Origin | Germany |
| Model | KLL / KLL-T / KLL-Mini |
| Cable Options | 10–500 m |
| Depth Accuracy | ≤1 cm (up to 300 m) |
| Temperature Accuracy | ±0.10 °C (0–25 °C), ±0.15 °C (0–50 °C) |
| Conductivity Ranges | 4 selectable (20 μS/cm – 50 mS/cm) |
| Power | 6 V DC (KLL/KLL-T, 4 × 1.5 V AA) or 3 V DC (KLL-Mini, 2 × 1.5 V AA) |
| Operating Temp | −15 °C to +50 °C |
| Storage Temp | −40 °C to +80 °C |
| IP Rating | IP68 (probe), IP52 (reel) |
| Probe Diameter | 10–16 mm |
| Display | 8-character LCD (KLL-T) |
| Language Support | English, German, French, Spanish |
| Reel Material | Heat-resistant polymer |
| Frame Material | Anodized aluminum |
| Cable | PE-sheathed dual-steel-core corrosion-resistant cable |
| Brand | SEBA |
|---|---|
| Origin | Germany |
| Model | KLL-S |
| Sampling Capacity | 0.5 L (for 2″ wells), 1.0 L (for 4″ wells) |
| Well Diameter Compatibility | 2″ (50.8 mm) and 4″ (101.6 mm) boreholes |
| Standard Cable Length | 15–500 m (groundwater), 30 m (LNAPL, extendable) |
| Integrated Water Level Measurement | Yes |
| Optional Accessories | Tripod support frame, gasoline-powered air compressor (10 bar, 350 L/min, 3.7 kW, 72 kg), SU-2-N submersible pump system (30 m discharge hose with 50 cm graduations, mobile hose reel, venting & exhaust lines, 34 kg) |
| Brand | SEBA |
|---|---|
| Origin | Germany |
| Model | SEBAPULS |
| Technology | 26 GHz Pulse Radar |
| Accuracy | ±3 mm (SEBAPULS 30), ±5 mm (SEBAPULS 20), ±15 mm (SEBAPULS 70) |
| Measuring Range | 0–20 m / 0–30 m / 0–70 m |
| Operating Temperature | −40 °C to +80 °C |
| Output | 4–20 mA (standard), optional voltage output & remote telemetry (GSM/GPRS, satellite, landline) |
| Antenna Type | Plastic horn (SEBAPULS 20), stainless steel horn (SEBAPULS 30/70) |
| Housing | Aluminum enclosure, IP66 |
| Minimum Distance to Surface | 50 mm |
| Minimum Distance to Mounting Bracket | 20–30 cm |
| Power Consumption | Low-power design optimized for solar/battery operation |
| Origin | Beijing, China |
|---|---|
| Manufacturer Type | Distributor |
| Origin Category | Domestic |
| Model | Sentin Box |
| Pricing | Upon Request |
| Brand | Shenchanghong |
|---|---|
| Model | ANIS-270 |
| Measurement Range | 0.01–1.00 mg/L (dilution applicable for higher concentrations) |
| Accuracy | ≤ ±5% FS |
| Repeatability | ≤ 3% |
| Optical Drift | < 0.002 A in 20 min |
| Dimensions | 266 × 200 × 130 mm |
| Weight | < 1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% |
| Power Supply | AC 220 V ± 10%, 50 Hz |
| Compliance | Designed for ASTM D2330 / ISO 7875-1 equivalent methodology |
| Sample Type | Clear, non-turbid aqueous samples (drinking water, surface water, treated wastewater) |
| Brand | Shenchanghong |
|---|---|
| Model | BC-150 |
| Capacity | 150 L |
| Temperature Range | 0–65 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Fluctuation | ±0.3 °C |
| Temperature Uniformity | ±0.8 °C |
| Refrigerant | R134a |
| Power Consumption | 200 W |
| Supply Voltage | 220 VAC, 50 Hz |
| Inner Dimensions (W×D×H) | 50 × 40 × 65 cm |
| Outer Dimensions (W×D×H) | 60 × 66 × 116 cm |
| Safety Protection | Dual Independent Over-Temperature Cutoff (±4 °C deviation alarm + 70 °C hard limit) |
| Insulation | Structural Polyurethane Foam Injection |
| Interface | RS485 port for external data logging or PC connectivity |
| Timing Function | Programmable timer up to 9999 minutes |
| Display | Full-color LCD with real-time clock, temperature, and operational status icons |
| Compliance | Designed to support GLP-compliant environmental simulation workflows in water quality laboratories |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | 150L |
| Quotation | Upon Request |
| Capacity | 150 L |
| Temperature Control Range | 5–65 °C |
| Temperature Resolution | 0.1 °C |
| Temperature Fluctuation | ±0.3 °C |
| Temperature Uniformity | ±0.8 °C |
| Refrigerant | R134a |
| Power Consumption | 179 W |
| Supply Voltage | 220 VAC, 50 Hz |
| Inner Chamber Dimensions (W×D×H) | 45 × 43 × 53 cm |
| Outer Dimensions (W×D×H) | 52 × 52 × 110 cm |
| Insulation | Integral Polyurethane Foam |
| Interior Material | Brushed Stainless Steel |
| Exterior Finish | Powder-Coated Cold-Rolled Steel |
| Control System | Microprocessor-Based PID Controller with Timer |
| Air Circulation | SMOOTH Whole-Chamber Air Distribution System |
| Safety Features | Dual Independent Over-Temperature Protection (±4 °C deviation alarm + fixed 70 °C upper cutoff) |
| Interface Options | RS485 port and printer interface |
| Monitoring Port | Ø30 mm access port on left side |
| Display | LED with real-time clock and programmable timer (0–9999 min) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic (China) |
| Model | CHF-260 |
| Pricing | Upon Request |
| Measurement Range | 0.05–2.00 mg/L |
| Accuracy (Abs. Error) | ≤±5% |
| Repeatability | ≤3% |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (W×D×H) | 266 × 200 × 130 mm |
| Weight | <1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% |
| Power Supply | AC 220 ± 22 V, 50 ± 0.5 Hz |
| Brand | Shenchanghong |
|---|---|
| Model | CHFH-308 |
| Measurement Range | 0.05–2.50 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ≤5% FS |
| Repeatability | ≤3% |
| Optical Stability | ≤0.002 A/20 min |
| Dimensions (W×D×H) | 266 × 200 × 130 mm |
| Power Consumption | 30 W |
| Weight | <1 kg |
| Light Source | High-brightness monochromatic cold light source (100,000 h lifetime) |
| Filter System | Narrow-band interference filter |
| Display | LCD with Chinese menu interface |
| Data Storage | Onboard memory for measurement records |
| Calibration | Factory-preloaded calibration curve + user-definable curves |
| Housing Material | Corrosion-resistant molded ABS |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Origin Category | Domestic |
| Model | CHI-263 |
| Pricing | Upon Request |
| Measurement Range | 0.02–1.00 mg/L |
| Accuracy (Abs. Error) | ≤±5% |
| Repeatability | ≤3% |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (W×D×H) | 266 mm × 200 mm × 130 mm |
| Weight | <1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% |
| Power Supply | AC (220 ± 22) V, (50 ± 0.5) Hz |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | CHYS-240 |
| Pricing | Upon Request |
| Measurement Range | 5–200.00 mg/L SO₄²⁻ |
| Accuracy (Abs. Error) | ≤ ±5% |
| Repeatability | ≤ 3% |
| Optical Drift | < 0.002 A in 20 min |
| Dimensions (W×D×H) | 266 × 200 × 130 mm |
| Weight | < 1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% RH |
| Power Supply | AC 220 V ± 10%, 50 Hz ± 0.5 Hz |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | LO3-260 |
| Quotation | Upon Request |
| Measurement Range | 0.01–2.5 mg/L |
| Accuracy (Relative Error) | ≤ ±5% |
| Repeatability (RSD) | ≤ 3% |
| Optical Stability | Absorbance Drift < 0.002 A within 20 min |
| Dimensions (H×W×D) | 266 × 200 × 130 mm |
| Weight | 1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% |
| Power Supply | AC 220 V ± 10%, 50 Hz ± 0.5 Hz |
| Light Source | High-brightness, Long-life (100,000 h) Monochromatic Cold Light LED |
| Filter System | Narrow-band Interference Filter |
| Display | Backlit LCD with Chinese Menu Interface |
| Microcontroller | Low-power 16-bit MCU |
| Housing Material | Corrosion-resistant ABS Plastic |
| Data Storage | Internal Non-volatile Memory for Calibration Curves and Measurement History |
| Brand | Shenchanghong |
|---|---|
| Model | LTWS-1000 |
| Measurement Range | 0.00–100.00 mg/L |
| Accuracy | ≤±5% F.S. |
| Repeatability | ≤3% |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (H×W×D) | 266 mm × 200 mm × 130 mm |
| Weight | 1000 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | 4 × AA batteries |
| Data Storage | 20 calibration curves + 199 timestamped measurement records (residual chlorine, absorbance, transmittance) |
| IP Rating | IP65 |
| Optical System | Cold light source with narrow-band interference filter |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | PBRD-501 |
| Price | Upon Request |
| pH Range | 5.00–8.00 |
| Dissolved Oxygen (DO) | 0.10–10.0 mg/L |
| Ammonia-Nitrogen (NH₃-N) | 0.02–25.0 mg/L |
| Nitrite-Nitrogen (NO₂⁻-N) | 0.02–5.00 mg/L |
| Sulfide (S²⁻) | 0.01–1.00 mg/L |
| Dimensions (Instrument) | 340 mm × 250 mm × 130 mm |
| Weight (Instrument) | 1.0 kg |
| Data Storage Capacity | 500 records with timestamp |
| Accuracy | ≤ ±5% FS |
| Power Supply | Rechargeable Li-ion battery (80 mm × 230 mm × 55 mm, 240 g) |
| Interface | USB |
| Display | Full Chinese menu interface |
| Optical Source | Imported high-stability optical module |
| Accessories | Carrying case, 10 cuvettes, full reagent kit, USB cable, data acquisition software CD, manual, warranty card, certificate of conformity |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PBRD-801 |
| Price | Upon Request |
| Wavelength Range | 400–700 nm (8 discrete bands) |
| pH Range | 5.0–8.0 |
| Dissolved Oxygen (DO) | 0.1–10.0 mg/L |
| Salinity | 0.0–28.0 % |
| Ammonia-N | 0.1–25.0 mg/L |
| Sulfide | 0.01–1.00 mg/L |
| Nitrite | 0.02–5.00 mg/L |
| Mercury | 0.002–0.50 mg/L |
| Cadmium | 0.05–0.50 mg/L |
| pH Accuracy | ±0.1 |
| DO Accuracy | ±5% of reading |
| Salinity Accuracy | ±0.2% |
| Ammonia-N / Sulfide / Mercury / Cadmium Accuracy | ±5% FS |
| Nitrite Accuracy | ±0.05 mg/L or ±5% |
| Absorbance Linearity | 0–2.5 ABS |
| Absorbance Stability (RSD) | <0.3% |
| Repeatability | ≤3% |
| Display | 240×160 LCD |
| Data Storage | 500 records with timestamp |
| Power | Rechargeable Li-ion battery |
| Weight | 240 g |
| Dimensions | 80 × 230 × 55 mm |
| Includes | Carrying case, 10 cuvettes, full reagent set, USB cable, data acquisition software CD, charging adapter, dedicated salinity probe, manual, warranty card, certificate of conformity |
| Brand | Shenchanghong |
|---|---|
| Model | PCHBR-307 |
| Measurement Range | 0.10–5.00 mg/L (dilutable beyond range) |
| Resolution | 0.01 mg/L |
| Accuracy | ≤5% FS |
| Repeatability | ≤3% |
| Optical Stability | ≤0.002 A/20 min |
| Dimensions (H×W×D) | 266 × 200 × 130 mm |
| Power Consumption | 30 W |
| Weight | 500 g |
| Light Source | Imported high-brightness LED (100,000 h lifetime) |
| Filter System | Narrow-band optical filter |
| Display | Backlit LCD with Chinese menu interface |
| Data Storage | 10 calibration curves + 199 timestamped measurement records (including absorbance, transmittance, and date/time stamp) |
| Housing Material | Corrosion-resistant ABS polymer |
| Microcontroller | Low-power 16-bit MCU |
| Compliance | Designed for field-deployable water quality testing per standard colorimetric methodology |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PCHCM-210 |
| Price | Upon Request |
| Measurement Range | 0.1–200 mg/L as CaCO₃ |
| Accuracy | ±5% FS |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (W×D×H) | 80 × 230 × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | AA batteries (4×1.5 V) |
| IP Rating | IP65 |
| Data Storage | 199 measurement records with timestamp (YYYY-MM-DD hh:mm:ss), plus 10 preloaded calibration curves |
| Protection | Auto power-off & data retention after power loss |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PCHFH-308 |
| Price | Upon Request |
| Measurement Range | 0.05–2.50 mg/L |
| Resolution | 0.01 mg/L |
| Accuracy | ≤5% FS |
| Repeatability | ≤3% |
| Optical Stability | ≤0.002 A/20 min |
| Dimensions (H×W×D) | 266 × 200 × 130 mm |
| Power Consumption | 30 W |
| Weight | 500 g |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PCHHDR-305 |
| Price | Upon Request |
| Measurement Range | 0.01–0.50 mg/L |
| Minimum Resolution | 0.01 mg/L |
| Accuracy | ≤5% FS |
| Repeatability | ≤3% |
| Optical Stability | ≤0.002 A/20 min |
| Dimensions (H×W×D) | 266 × 200 × 130 mm |
| Power Consumption | 30 W |
| Weight | 500 g |
| Brand | Shenchanghong |
|---|---|
| Origin | Shenzhen, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PCHSIO2-260 |
| Price | Upon Request |
| Measurement Range | 0.01–5.00 mg/L |
| Accuracy (Abs. Error) | ≤±5% |
| Repeatability | ≤3% |
| Optical Drift | <0.002 A in 20 min |
| Dimensions | 80 mm × 230 mm × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% |
| Power Supply | 4 × AA batteries |
| Data Storage | 20 calibration curves + 199 timestamped measurements (year/month/day/hour/minute/second, absorbance, transmittance, SiO₂ concentration) |
| Protection Rating | IP65 |
| Optical System | Monochromatic cold light source with narrow-band interference filter |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | China |
| Model | PCHTA-211 |
| Price | Upon Request |
| Measurement Range | 0–1000 mg/L as CaCO₃ |
| Accuracy | ≤ ±5% FS |
| Repeatability | ≤ 3% RSD |
| Optical Stability | Drift < 0.002 A within 20 min |
| Dimensions (W×D×H) | 80 × 230 × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% RH |
| Power Supply | AC 220 V ± 10%, 50 Hz ± 0.5 Hz |
| Protection Rating | IP65 |
| Light Source | High-brightness, long-life (100,000 h) cold LED with narrow-band interference filter |
| Display | LCD with backlight |
| Data Storage | 10 calibration curves + 199 timestamped measurement records (including absorbance, transmittance, and alkalinity concentration in mg/L as CaCO₃) |
| Data Protection | Built-in non-volatile memory with power-loss retention |
| Brand | Shenchanghong |
|---|---|
| Origin | Shenzhen, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PCHYN-230 |
| Price | Upon Request |
| Measurement Range | 0.02–5.00 mg/L |
| Accuracy | ≤±5% FS |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A in 20 min |
| Dimensions | 80 mm × 230 mm × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | 4 × AA batteries |
| IP Rating | IP65 |
| Data Storage | 20 calibration curves + 199 timestamped measurement records (including absorbance, transmittance, and nitrite concentration with yyyy-mm-dd hh:mm:ss) |
| Brand | Shenchanghong |
|---|---|
| Origin | Shenzhen, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PCHYP-250 |
| Price | Upon Request |
| Measurement Range | 0.01–50.00 mg/L |
| Accuracy | ≤±5% FS |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A in 20 min |
| Dimensions | 80 × 230 × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | 4 × AA batteries |
| IP Rating | IP65 |
| Data Storage | 199 timestamped measurements (YYYY-MM-DD hh:mm:ss) + 20 user-defined calibration curves |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | PCHYS-240 |
| Price | Upon Request |
| Measurement Range | 5–200.00 mg/L |
| Accuracy | ≤ ±5% FS |
| Repeatability | ≤ 3% RSD |
| Optical Drift | < 0.002 A in 20 min |
| Dimensions | 80 mm × 230 mm × 55 mm |
| Weight | 500 g |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤ 85% RH |
| Power Supply | 4 × AA batteries |
| IP Rating | IP65 |
| Data Storage | 20 calibration curves + 199 timestamped measurements (including absorbance, transmittance, and sulfate concentration with yyyy-mm-dd hh:mm:ss) |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Manufacturer |
| Country of Origin | China |
| Model | PO3-260 |
| Pricing | Upon Request |
| Measurement Range | 0.01–2.5 mg/L (dilution applicable beyond range) |
| Minimum Resolution | 0.01 mg/L |
| Accuracy | ≤5% FS |
| Repeatability | ≤3% RSD |
| Optical Stability | ≤0.002 A/20 min |
| Dimensions (H×W×D) | 266 × 200 × 130 mm |
| Power Consumption | 30 W |
| Weight | 500 g |
| Brand | Shenchanghong |
|---|---|
| Model | TO3-260 |
| Measurement Range | 0.01–2.5 mg/L |
| Accuracy | ≤±5% FS |
| Repeatability | ≤3% RSD |
| Optical Drift | <0.002 A in 20 min |
| Dimensions (H×W×D) | 266 mm × 200 mm × 130 mm |
| Weight | 1 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤85% RH |
| Power Supply | AC 220 V ±10%, 50 Hz ±0.5 Hz |
| Light Source | High-brightness, long-life (100,000 h) monochromatic cold LED |
| Display | Backlit LCD with Chinese menu interface |
| Data Storage | 10 preloaded calibration curves + 500 measurement records (non-volatile memory) |
| Connectivity | USB port for data export |
| Printer | Integrated thermal printer |
| Compliance | Designed for routine water quality compliance testing per national and municipal drinking water and wastewater monitoring protocols |
| Brand | Shenchanghong |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | TURB-3C |
| Pricing | Available Upon Request |
| Measurement Range | 0–400 NTU |
| Accuracy | ≤ ±2% FS |
| Repeatability | ≤ ±2% FS |
| Minimum Resolution | 0.01 NTU |
| Drift | < 0.1 NTU/h |
| Dimensions | 400 mm × 310 mm × 158 mm |
| Weight | 5 kg |
| Operating Temperature | 5–40 °C |
| Relative Humidity | ≤70% RH |
| Power Supply | AC (220 ±10%) V, 50 Hz |
| Display | 5-inch color TFT touchscreen with bilingual (Chinese/English) UI |
| Data Interface | USB port for data export and PC connectivity |
| Calibration | Onboard self-calibration function |
| Memory Capacity | 300 calibration curves, 1,000 measurement records (non-volatile) |
| Security | Password-protected system settings and startup |
| Recovery | One-click system restore |
| Optical System | High-stability imported LED light source with narrow-band interference filter |
| Brand | Shimadzu |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Original Equipment Manufacturer (OEM) |
| Product Line | HMA-4200 Series |
| Measurement Principles | Colorimetric Spectrophotometry per ISO 11969 / GB/T 7467–1987 (for Cr(VI)), ISO 11045 / GB/T 7475–1987 (for Total Cr, Cu, Ni) |
| Detection Range | 0–2 mg/L (Cr(VI), Total Cr), 0–3.5 mg/L (Total Cu), 0–10 mg/L (Total Ni) |
| Accuracy | ≤±5% FS |
| Repeatability | ≤±5% RSD |
| Linearity Error | ≤±5% FS |
| Span Drift | ≤±5% over 24 h |
| Zero Drift | ≤±3% (Cr(VI), Total Ni), ≤±5% (Total Cu) |
| Minimum Measurement Cycle | 20 min (Cr(VI)), 50 min (Total Cr, Cu, Ni) |
| Calibration Mode | Manual or Automatic (with standard solution dispensing module) |
| Output Interface | RS-232 serial port and isolated 4–20 mA analog output |
| MTBF | ≥1440 h |
| Power Supply | 220 VAC ±10%, 50 Hz ±5% |
| Dimensions (H×W×D) | 1550 × 500 × 420 mm |
| Enclosure Rating | IP54 (indoor installation) |
| Compliance | Designed to support ISO/IEC 17025-compliant QA/QC workflows |