Extended flow range: 5 to 5000 ml/min
•Suitable for low flow gas/vapor or high flow particulate sampling
•Multiple tube sampling option allows up to four tube samples to be taken simultaneously, each at different flow rates if desired.

•Extended back pressure capabilities
•Up to 50 inches of water at 2 L/min

•Enhanced battery power for extended run times*
XR5000 Model 2 L/min 5 L/min
High-power Li-Ion 40 hours 22 hours
Standard Li-Ion 20 hours 11 hours
* Results of run time tests using 37-mm, 0.8-µm MCE filters with new pumps and batteries. Pump and battery performance may vary.

•For extended run times, the pump may be operated while attached to the charger

•2 interchangeable battery options
•High-power Li-Ion for extended runs
•Standard Li-Ion for lighter weight

•Patented** highly accurate isothermal flow control system
•Compensates with ± 5% accuracy

•UL Listed for intrinsic safety

•Automatic flow correction for changes in temperature provides accurate air volumes

•Extremely simple operation
•Easy-to-use three-button keypad
•Continuous run with the push of a button
•Bright blue pump status LED
•Easy-to-read LCD displays elapsed time and accumulated run time

•Set-and-go timer
•Timed and delayed runs up to 9999 minutes

•Sample Integrity
•Lockable keypad
•Automatic flow fault
•Auto-restart attempted after 15 seconds in flow fault
•Flow correction for changes in temperature
•Accumulated run time display
•Battery status indicator

•Standard model weighs only 16 ounces (454 grams)

•RoHS compliant

•Components meet Euro directive for reduction of hazardous substances (including lead) to support green initiatives

** U.S. Patent No. 5,892,160