Water and Wastewater


QCEC Model CVE-81EXP Vacuum Sampler DatasheetDatasheet
QCEC CVE-81EXP Refrigerated Sampler ManualUser Manual


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CVE-16 Explosion Proof Refrigerated Composite Vacuum Sampler

Size (H x W x D): 45" x 27" x 28"
Weight (Dry): 275 lbs.
Power Requirements: 115 VAC, 240 VAC 
​Sample Temperature:​Sample Maintenance @ ​39°F
​Temperature Limit:​32° to 120°F
​Corrosion Protection:

​Refrigerated copper lines, phenolic coated (enamel coating on condenser and compressor)

​Pump:​Vacuum suction lift pump
​Intake Tubing:​Vinyl 3/8 in. (.95 cm)
​Maximum Lift:​​23 feet (8.6 m)
​Line Velocity:3.1 ft./sec. (.65 m/sec.) @ 20 ft. with 3/8 in (.95) tubing - exceeds EPA requirement
​Repeatability:​5 mL



Sample vacuum time:


Flow pacing (contact closure)

Sampling interval

Sample size

​Controller:​Electro-mechanical system housed in an explosion proof case (top of refrigeration unit)

​For a full list of product specifications, see the datasheet.



​CVE-16 Explosion Proof Refrigerated Composite Vacuum Wastewater Sampler

Designed for safety with QCEC reliability.


CVE 81 EXPOptima QLSBuild thought for tough duty, our CVE-81 Explosion Proof Vacuum Sampler will handle hazardous duty in Class I, Groups C and D, Class II, Groups E, F, and G, and Class III. It features electromechanical controls, including programmable timed-interval control with contact closure, automatic pre and post intake line purge, on/off switch and manual push button. The controls are mounted inside an explosion proof box located on top of the stainless steel refrigerated cabinet.


Standard Features

  • Explosion proof control system
  • Explosion proof, industrial grade stainless steel construction, 6.0 CF refrigeration unit
  • 50-500 mL adjustable sample container
  • Heavy duty diaphragm vacuum pump
  • Manual push button & selector switch
  • Automatic pre and post purge
  • Programmable time interval/ contact closure
  • Call for voltage requirements