Constant Flow Pumps

NX-300 Constant Flow - Low Flow Air Sampling Pump

The Nextteq® NX-300 Constant Flow - Low Flow Air Sampling Pump with feature call-outs.


Features:

  • Lightest low flow, constant flow sampling pump in the market! (6.7 oz with batteries)


  • 10 hours of operation on two alkaline batteries (100mL/min, unloaded conditions), provides a full days’ use with no downtime.


  • Perfect pump for TWA Nextteq tubes and other low flow applications.


  • Withstands high back pressure, perfect for use with sorbent tubes.


  • Small size allows one to fit the NX-300 in a pocket!


Applications:

  • Perfect for use with Nextteq's Continuous Sampling TWA tubes


  • Sorbent sample tubes and other long duration detector tubes for collecting most hazardous chemical gases and vapors from the air

Did you know?

Nextteq's NEW NX-300 constant flow, low flow sampling pump is manufactured by a world leading manufacturer that continues to make products that contribute to environmental protection, utilizing achievements and technologies of more than 90 years in this field.

Specifications for  NX-300 Contant Flow

Model NX-300
Pump Method Diaphragm type
Weight 6.7 oz (with batteries) / (190g)
Size 2.5(W) X 1.1(D) x 4.5(H) in /
63(W) x 29(D) x 115(H) mm
Flow Accuracy ±5% or ±5mL/min of the set flowrate value, whichever is larger
Flowmeter Differential pressure type
Variable Flow Rate Range 10∼300mL/min
Constant Flow Rate Usage Range 10mL/min: 0∼10kPa 50mL/min: 0∼30kPa
100mL/min:0∼30kPa 200mL/min:0∼20kPa
300mL/min: 0∼10kPa
Suction Port Outer diameter DIA.6 and DIA.8 mm (tubes used: inner diameter DIA.5 and DIA.7 mm)
Instantaneous Flow Rate Display Range 10~450 mL/min
Time Settings 000:00:00~999:59:59 (hours.minutes.seconds)
(in case of time setting, Hour: Minute)
Operation Mode Manual, down timer,
volume timer, interval timer
Pause Function Pause is possible by pressing the PAUSE button
Display Organic EL display
Cumulative Flow Rate Display 0.000-9999.9L
Operating Environment Temperature 0-40ºC, Relative humidity 10-90%(Provided there is no condensation)
Power Supply 2 AA batteries, DC5V (microUSB)
Operating Time 10 mL/min : 10 hour (No load)
100 mL/min : 10 hour (No load)

Ordering Information for NX-300 Accessories

A NX-300 Belt Case
A Tripod Mount Case
A Spare Inlet Filter Element (5 pack)
A row of Charcoal Tubes.
A row of Nextteq® Continuous Monitoring Tubes for TWA.
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