Composite/Discrete Water Sampler Model WS700

92-2649-05Portable Composite and Discrete Water Sampler Model WS700, with 2-gallon Polyethylene Sample bottle.

The Model WS700 Water Sampler is the easiest and most reliable method for collecting water quality samples. It performs composite, or discrete sampling. It meets a wide variety of water sampling requirements, including those for stormwater, industrial discharge, water and wastewater treatment, waste collection systems, and rivers and streams. It meets federal, state and local wastewater regulations.

  • Simple to operate, no programming required.
  • Lightweight and easy to carry.
  • The sample bottle is equipped with a float switch that automatically turns off the peristaltic sampling pump if the water bottle becomes full.
  • The 5 AH rechargeable battery will power the sampler for several months or several sampling events.
  • An external pulse-type flow meter can control the water sample interval for true flow proportional sampling.
  • It is CE Certified.
  • Rugged construction for harsh environments.
  • Adjustable and repeatable sample volume.
  • Peristaltic pump prevents sample contamination.
  • Timed and external flow pulsed samples.
  • Automatic backflush clears pickup strainer and hose.
  • Rechargeable battery or AC powered.  
Composite/Discrete Water Samplers Specifications
     Operating Temperature: 32 to +158F (0 to +70C)
          Enclosure: Expanded UV protected PVC
          Bottle: 2.5 gallon Polyethylene
          Pickup Hose: 15' reinforced PVC 1/4" ID polyethylene flexible tubing section with intake
          Pump Tubing: Norprene 1/4" ID, 7/16 OD
     Sample Pump:
          Flow Rate: 1000 ml per minute at a 4 foot head
          Type: Peristaltic
          Maximum Lift: ~20 feet
     Battery: Rechargeable 5 AH Gel Cell
     Battery Life: ~1 hour, continuous pumping under load
          Standby: 3 months while still retaining enough power to run the pump to capacity
     Start Delay: 16 time settings from 0 to 12 hours
     Composite Interval: 15 time settings from 5 min. to 12 hours plus an External Trigger mode 
     Sample Size: 15 composite sample sizes from 50ml to 2 liters plus a Full Bottle discrete setting 
          (Approximate sizes at 4 foot head)
     External Trigger Input: 250mS minimum pulse width
          Switch closure or 4-24VDC
     Pulse Output: 5VDC one-second pulse
          1000ohm output impedance
     Bottle Switch Input: Switch closure Input
          Floating switch in bottle
     Rain and Water Sensors: Optional moisture sensors or switch closure inputs
     Internal Fuse: 10A Slow-Blow
     Size of unit: 22x17x9 inch (56x43x23 cm) (HxWxD)
     Weight: 20 lb (9 kg) (Shipping Weight 22 lb (10kg))
     Certificates: CE Compliance
Supplied with
  • Rugged, rainproof, lockable carrying enclosure
  • 2-gallon polyethylene sample bottle
  • Peristaltic sampling pump
  • Control panel enclosed logic timer/controller
  • 15' reinforced PVC sample pickup hose with removable debris strainer
  • 5 AH rechargeable gel cell battery
  • Battery charger


Catalog # Product Description
92-2649-05Portable Composite and Discrete Water Sampler Model WS700, with 2-gallon Polyethylene Sample bottle. $1,506.00
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