4146 (0.01-20 LPM) by TSI - Primary Calibrator

Personal Monitoring
Air Sampling Flow Calibrator Manufacturer: TSI
4146 (0.01-20 LPM) by TSI - Primary Calibrator
4146 (0.01-20 LPM) by TSI - Primary Calibrator
4146 (0.01-20 LPM) by TSI - Primary Calibrator

The Primary Calibrator 4146 by TSI is a field-portable volumetric flow calibrator covering a range of 0.01–20 LPM with a clear digital display for real-time flow rate readout while making pump adjustments. Traceable to NIST standards and featuring a dampening chamber module to stabilize pulsating pump flow, it delivers accurate, documented flow verification across both low and medium flow ranges. It is ideal for calibrating personal air sampling pumps before and after collection of industrial hygiene samples, ensuring compliance with OSHA and NIOSH sampling methodology requirements.

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4146 (0.01-20 LPM) by TSI - Primary Calibrator
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About This Product

The Primary Calibrator 4146 by TSI is a field-portable volumetric flow calibrator covering a range of 0.01–20 LPM with a clear digital display for real-time flow rate readout while making pump adjustments. Traceable to NIST standards and featuring a dampening chamber module to stabilize pulsating pump flow, it delivers accurate, documented flow verification across both low and medium flow ranges. It is ideal for calibrating personal air sampling pumps before and after collection of industrial hygiene samples, ensuring compliance with OSHA and NIOSH sampling methodology requirements.

Features & Capabilities

Calibration Certificate Available: ✓ Yes
Monitoring Scope: Personal Monitoring

Equipment Specifications

  • Flow range 10 - 20,000 mL/min (0.01 to 20 LPM)
  • Continuous real-time readings for fast, easy pump adjustment and calibration
  • Field portable — use the same primary calibrator for adjustment, calibration and periodic checks
  • Comes with a NIST traceable calibration certificate
  • Battery powered, compact, and light weight

Kit Contents

4146 Calibrator, (6) Spare AA Batteries, Particulate Filter (Use on inlet at all times during calibration), Dampening Module, Tubing Adapters – Black Plastic Luer Adapter and 4146 Inlet Connector Included, (2) Lengths of 1/4” ID Tubing and (1) Length of 1/8” ID Tubing, Mounting Lugs (2 Extra), Flow Chart Assembly Diagram, User Manual, Soft Carrying Case, Calibration Certificate

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