Portable Automated Water Sampler

WaterSam WS Porti is a battery-operated water sampler for remote locations, combining portability with renowned WaterSam quality. Thanks to the modular design, transportation is made easy with various sample bottle storage options can be used.


  • Built-in battery allows use away from mains power
  • Up to 3 week battery run time thanks to sleep mode and efficient technology
  • Robust and durable stainless steel sampler housing
  • Standard-equipped with quality vacuum pump system and 12 mm suction line for reliable sampling of a variety of media
  • Optional compressor refrigeration with the ability to connect to vehicle socket for an uninterrupted cold chain during transport
  • Possibility of connection to various water quality sensors
  • An additional transport box enables quick replacement of full bottles

WS Porti is compatible with several different bottle storage options, which can easily be switched.
By purchasing a second cooler or transport box, samples can be brought to the lab while the sampler continues to fill another bottle set.
Also option power a compressor cooler in to a 12 V DC vehicle socket ensures that samples continue to be kept cool during transport.

WaterSam Sampling Option

Technical Specifications

GeneralPortable Sampler for Indoor and Outdoor Applications
DimensionsWS Porti: 430 x 415 x 290mm (HxWxD)
1 / 12 box: 380 x 480 x 320 mm (H x W x D)
24 box: 310 x 566 x 350 mm (H x W x D)
1T / 12T cooler: 415 x 710 x 360 mm (H x W x D)
24T cooler: 455 x 920 x 500 mm (H x W x D)
WeightWS Porti: approx. 17.5 kg (incl. batteries)
Box 1 / 12: approx. 4.5 kg
24 box: approx. 7 kg
1T / 12T box : approx. 18.5 kg
24T box: approx. 23.5 kg
Power RequirementsMains power: 110 – 240 V AC
50 / 60 Hz
Battery: 24 V DC
Sampling SystemVAC vacuum pump system for time-, volume-, event-proportional sampling
Optional: VAR-C or peristaltic pump for flow-proportional sampling (variable volumes)
Sample Volume12 – 200 ml; multiple-shot sampling possible
Sampling VesselDURAN 50 borosilicate glass; dishwasher-safe, resistant to acid, alkali, and temperature fluctuations
Pump PerformanceMax. 7 m lift height;
-0.7 to 1 bar; 9 l/min free flow;
Optional: VacuPress for lift heights up to 13 m
Intake Hose12 mm ID PVC
Wetted PartsBorosilicate glass, PE, PVC, stainless steel 304/316Ti, silicone (optional: alternative materials as required)
Housing MaterialsSampler housing stainless steel 304
– stainless steel 316Ti
– Powder coating (RAL colors)
Evironmental ConsiderationConstruction facilitates easy separation of materials for proper recycling and disposal
Transport Box
(Standard – Passive)
WS Porti 1/ 12: polyethylene with polyurethane insulation
WS Porti 24: polyethylene
Temperature Control with Active Cooling
Compressor Cooling12/24 V DC; 6 A with battery monitor
(requires external battery)
100-240 V AC; 1.3-0.7 A
CFC-free refrigerant R134a
Internal TemperatureAdjustable from -22 °C to +10 °C
Hourly Run Times Typical data for 12 V DC / 230 V AC:
12% (power draw
Ti=5°C Ta=20°C
7.5 A DC / 0.7 A AC)
22% (power draw
Ti=5°C Ta=32°C
7.5 A DC / 0.7 A AC)
A I ANALYTICAL PTE LTD | Address 30, Kallang Place, #06-01, Singapore 339159 | Tel: +65 6459 0785 | Email: info@ai-analytical.com.sg