QED Bladder Pumps

The Sample Pro® Portable Pump is the first pump developed specifically to bring the advantages of low-flow sampling to sites requiring portable pumps. Pneumatic design can be operated with compressed air or compressed gas cylinder for complete portability. The dedicated Micropurge (MP) mode makes it easy to set up the charge and discharge cycles.

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Key Features

  • Available as portable or dedicated installations
  • Available with 19mm or 44mm bladders
  • Low-flow sampling
  • Disposable sampling bladder
  • Stainless steel construction
  • Quick, 1/4 turn tool-less disassembly
  • Interchangeable push-to-lock or compression tubing connection points

QED Bladder Pumps

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+64 (0)3443 5326 Call Van Walt
+27 21 518 1347

QED Bladder Pumps Equipment Options:

Benefits

  • Minimal turbidity and well surge during sample collection
  • Easy to replace bladder or fast field cleaning
  • Robust construction is resistant to most leachate and groundwater chemicals
  • Fast and easy service for quick turn-around between sample wells

Specifications

MATERIALS
Body
303 Stainless Steel
Inlet and Discharge Housing
303 Stainless Steel
Bladder
Polyethylene
O-Rings*
Viton® or Buna-N
DIMENSIONS
Diameter
44.5 mm
Length
37.5 cm w/ Push-In Fittings
41.9 cm w/ Compression Fittings
30.8 cm Bottom of pump to centerline of inlet
Weight
1.93 kg
FITTINGS
(Stainless Steel Compression or Push-In Type)
Air
6.4 mm OD x 4.7 mm ID
Discharge
9.5 mm OD x 6.4 mm ID or
6.4 mm OD x 4.7 mm ID
Maximum Lift
76 m
Flow Rates
3/8 in. OD Discharge Tubing, 10 ft.
submergence: 1.6 Lpm @ 25 ft.
0.75 Lpm @ 100 ft.

1/4 in. OD Discharge Tubing, 10 ft.
submergence: 1.25 Lpm @ 25 ft.
0.55 Lpm @ 100 ft.

Pump Volume
100 mL / 0.1 L
* For applications where materials specifications prohibit the use of Viton O-rings, QED has Buna-n (nitrile) O-ring kits for the Sample Pro portable bladder pump. The kit contains 10 complete sets of O-rings, and can be ordered using Part Number 38362-B

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