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Shanghai Yifeng Instrumentation & Equipment Co., Ltd.

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BrandTisch
OriginUSA
Manufacturer StatusAuthorized Distributor
Origin CategoryImported
ModelDS2.5
Typical ConfigurationPM2.5 Sampling System
Pump TypePulse-Driven Diaphragm Pump
Rated Lifespan10,000 hours continuous operation
Flow Rate Range0–6 L/min (adjustable)
Default Operating Flow5 L/min
Timer Function7-day programmable scheduler with 24-hour real-time clock
Power SupplyAC/DC input + sealed rechargeable battery (12 Ah)
Battery Runtime≥12 hours at 5 L/min
Low-Battery Protectionautomatic shutdown with visual alert
Low-Flow Alertautomatic shutdown with visual alert
Flow Controlprecision electronic mass flow regulation
Filter Holderstandard 47 mm membrane filter cassette
Inlet Cut-Point10 µm (PM₁₀) with optional PM₂.₅ cyclone or impactor
Enclosure RatingNEMA 4X (weatherproof, dust-tight, corrosion-resistant)
Weight6.8 kg (15 lbs) including battery
Dimensions24.1 × 20.3 × 27.9 cm (H×W×D)
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BrandTisch
OriginUSA
ModelTE-1000 PUF
Flow Rate280 L/min (10 CFM)
Filter Medium4" Quartz Fiber Filter (TE-QMA4)
Sampling ModulesDual-Stage Particulate & Gas Sampling Module (TE-1002)
Flow ControlVoltage-Regulated 2-Stage Vacuum Motor with Mechanical Timer (7-Day, TE-5007)
Pressure Gauge0–100" H₂O Magnehelic® (TE-1005)
Elapsed Time IndicatorTE-5010
MotorTE-116125 (220 V / 50 Hz, Start Current: 15 A, Running Current: 5 A)
ComplianceEPA Methods TO-4A, TO-9A, TO-13A
Sample CompatibilityLC-Ready SVOC Extracts (e.g., PCBs, PAHs, organochlorine pesticides)
ConfigurationIntegrated Field-Deployable Sampler with Anodized Aluminum Frame
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BrandTisch
OriginUSA
ModelTE-Wilbur
Sampling Flow Rate0–25 SLPM (standard operating flow: 16.67 L/min)
Dimensions508 × 508 × 254 mm
Weight21.3 kg (18.1 kg without battery)
Power120/240 VAC, 40 W
Operating Temperature−25 °C to +50 °C
Flow Accuracy±0.75 L/min
Flow Repeatability±0.25 L/min
Flow Resolution0.01 L/min
Temperature Sensor (Ambient & Filter)PT100 RTD, ±0.15 °C accuracy, 0.01 °C resolution
Barometric Pressure Sensor450–1238 mmHg, ±10.00 mmHg accuracy, 0.75 mmHg resolution
CommunicationMODBUS RTU/TCP, USB 2.0, RJ45 Ethernet
Compliance40 CFR Part 53 Appendix L (FRM/FEM), ISO 9001 certified manufacturing
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BrandTisch
OriginUSA
Manufacturer StatusAuthorized Distributor
Import StatusImported
ModelTE-323
Typical ConfigurationMulti-Channel Integrated Air Sampler
Power Options240 V AC, 50/60 Hz
Flow Rate Range1–300 mL/min
Sample Container6-L Silonite®-coated Electropolished Stainless Steel Canister
Fill Time≤40 min to 10 psi
Channel CapacityStandard 3 channels (expandable to 8)
DisplayBacklit LCD (4 × 20 characters)
Control SystemSiemens PLC-based Embedded Controller
Condensate TrapIntegrated
Pressure MonitoringIndividual Stainless Steel Vacuum Gauge per Channel
Flow ControlThree-Way Solenoid Valves with Precision Mass Flow Regulation
Data LoggingTimestamped Event Logs with Channel-Specific Start/Stop/Alarm Records
Rack Mounting19-inch EIA Compliant
FootprintDesktop or Rack-Mountable with Rubber Isolation Feet
ComplianceEPA Method TO-14A and TO-15 Certified Sampling Platform
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