East West Infiniti Pvt Ltd.

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WS700 Composite/Discrete Water Sampler

Portable Composite and Discrete Samplers


  • Ideal for wastewater, industrial and environmental sampling
  • CE Certified
  • Does composite, or discrete sampling
  • Simple to operate – no programming required
  • Output provided for use with optional datalogger
  • Lightweight and easy to carry
  • Rugged construction for harsh environments
  • Meets federal, state and local wastewater regulations
  • Timed and external flow pulsed samples
  • Adjustable and repeatable sample volume
  • Peristaltic pump prevents sample contamination
  • Automatic backflush clears pickup strainer and hose
  • Rechargeable battery or AC powered
  • Refrigerated/cooler options available
  • The easiest and most reliable method for collecting water quality samples


Operating Temperature: 32° to +158°F (0° to +70°C)


Enclosure: Expanded UV protected PVC
Bottle: 2.5 gallon Polyethylene
Pickup Hose: 15' reinforced PVC 1/4" ID polyethylene flexible tubing section with intake strainer
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 setting

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