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Comet Durranda (Wuxi) Measurement Technology Co., Ltd.

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BrandDerenda
OriginGermany
Manufacturer TypeAuthorized Distributor
Product OriginImported
ModelLVS
Flow Range1.0–3.5 m³/h (adjustable)
Vacuum Pressure>800 hPa
Flow Stability<2.0% deviation over 24 h
Maximum Flow Accuracy≤±2%
Operating Duration under Max Flow & Resistance1 min–999 h
Rated Service Life under Max Flow & Resistance>50,000 h
Filter Diameter47 mm
Dimensions300 × 250 × 450 mm
Weight~19.5 kg
Noise Level<62 dB(A) (per DIN 2058, at 8 m distance)
Ambient Operating Temperature−30°C to +50°C
Relative Humidity Range0–100% RH
Ingress Protection RatingIP55
Power Supply220 V ±10%, 50/60 Hz
Max Power Consumption390 W
Data Storage Capacity>1,000,000 records (5-min intervals)
Load Capacity≥50 kPa at 1.0 m³/h
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BrandDerenda
OriginGermany
Manufacturer TypeAuthorized Distributor
Product OriginImported
ModelMVS
Flow Range1.0–4.5 m³/h (adjustable)
Rated Flow2.3 m³/h
Maximum Static Pressure>800 hPa
Flow Stability<2.0% deviation over 24 h
Maximum Flow Error≤±2%
Operating Duration at Max Flow & Load1 min–999 h
Rated Lifetime at Max Flow & Load>50,000 h
Filter Diameter47 mm
Dimensions300 × 250 × 450 mm
Weight~17 kg
Noise Level<35 dB(A) (per DIN 2058, measured at 8 m)
Operating Temperature−30°C to +50°C
Operating Humidity0–100% RH
Ingress ProtectionIP55
Power Supply220 V ±10%, 50/60 Hz
Data Storage Capacity>1,000,000 records (5-min intervals)
ComplianceEN 12341:2014 (PM₁₀), EN 14907:2005 (PM₂.₅)
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BrandDerenda
OriginGermany
ModelAWS-1 Automated Filter Weighing System
Flow Range0.2–1.2 m³/h (16.67 L/min)
Vacuum Pressure>40,000 Pa
Flow Stability≤±2% over 24 h
Maximum Flow Error≤±2%
Operating Duration at Max Flow & Resistance1 min–999 h
Rated Service Life at Max Flow & Resistance50,000 h
Balance Resolution0.001 mg
Balance Stabilization Time≤6 s
Temperature Control Range15–32 °C (±0.1 °C accuracy)
Relative Humidity Control Range35–55 %RH (±1 %RH accuracy)
Dew Point Control Accuracy±0.1 °C
Dimensions (L×W×H)1620 × 900 × 2325 mm
System Weight600 kg
Power Consumption1400 W
Ambient Operating Temperature5–40 °C
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BrandDerenda
OriginGermany
ModelLVS+AFC
Flow Range1.0–3.5 m³/h (adjustable)
Vacuum Pressure>800 hPa
Flow Stability≤2.0% deviation over 24 h
Maximum Flow Error≤±2.0%
Operating Duration at Max Flow & Load1 min–999 h
Service Life at Max Flow & Load>50,000 h
Filter Diameter47 mm
Power Supply220 V ±10%, 50 Hz
Power Consumption350 VA (without Peltier cooling) / 470 VA (with cooling)
Dimensions (LVS)300 × 250 × 450 mm
Dimensions (AFC)440 × 310 × 700 mm
Weight (LVS)19.5 kg
Weight (AFC)24.5 kg
Noise Level<62 dB(A) (per DIN 2058, measured at 8 m)
Operating Temperature−30°C to +50°C
Operating Humidity0–100% RH
Ingress ProtectionIP55 (without Peltier module)
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BrandDerenda
OriginGermany
ModelPNS 16T
Flow Range1.5–3.5 m³/h (adjustable)
Vacuum Pressure800 hPa
Flow Stability≤2.0% deviation over 24 h
Maximum Flow Error≤±2.0%
Operating Duration at Max Flow & Load1 min to 999 h
Rated Lifetime at Max Flow & Load50,000 h
Filter Diameter47 mm
Dimensions460 × 270 × 1100 mm
Weight44.5 kg
Power Supply220 V ±10%, 50 Hz
Max Power Consumption420 W
Noise Level<62 dB(A) (per DIN 2058, at 8 m)
Operating Temperature−30°C to +50°C
Operating Humidity0–100% RH
Ingress ProtectionIP55
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BrandDerenda
OriginJiangsu, China
Manufacturer TypeAuthorized Distributor
Country of OriginChina
ModelPNS16T-10
Typical ConfigurationIntegrated Ambient Air Particulate Sampler
Flow Range1.0–2.3 m³/h (adjustable)
Maximum Vacuum Pressure>800 hPa
Flow Stability<2.0% deviation over 24 h
Maximum Flow Accuracy≤±2%
Operating Duration at Max Flow & Backpressure1 min–999 h
Rated Lifetime at Max Flow & Backpressure>50,000 h
Temperature Control Range (Filter Chamber)≤20 °C (adjustable, via Peltier cooling)
Ambient Operating Temperature−30 °C to +50 °C
Relative Humidity Range0–100% RH
Sampling Time Range1 min–999 h
Power Supply220 V ±10%, 50 Hz
Filter Diameter47 mm
Dimensions330 × 330 × 430 mm
Weight20 kg
Acoustic Noise Level<62 dB(A)
Ingress Protection RatingIP55
Max Power Consumption190 W
Cooling Module Power~70 W
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BrandDerenda
OriginJiangsu, China
ModelAWS-3S
Flow Range1–3.5 m³/h
Pump Pressure Resistance>50 kPa at 1.0 m³/h
Flow Stability16.7 L/min (1 m³/h)
Max Flow Deviation≤2.0% over 24 h
Operating Duration per Cycle1 min to 999 h
Filter Capacity98 × 47 mm filters (7 trays × 14 positions)
Balance Resolution1 µg (10⁻⁶ g)
Temperature Control Range15–30 °C (±0.1 °C resolution)
Stability≤±0.5 °C over full weighing cycle
Humidity Control Range40–60 %RH (±0.1 %RH resolution)
Stability≤5 %RH over full cycle
Airflow Velocity in Chamber≤0.2 m/s (software-adjustable)
Cleanroom ClassISO 14644 Class 6
Robotic Positioning Accuracy±0.05 mm
Electrostatic Dissipation Time≤20 s (adjustable)
Vibration IsolationFour-stage passive damping
Power Supply220 V ±10%, 50 Hz
Total Power Consumption≤3 kW
Weight≤700 kg
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