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In storm water sampling, it takes a sample of the first flush of water into one sample bottle. Then, using a second pump, it takes a composite or average sample into a second sample bottle. Low cost and simple to operate.
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The WS700 Wastewater or Composite sampler is used in many applications where a composite or average sample is required. It has one sample bottle of 20 liters. Sampling is via a peristaltic pump. Low cost and simple to operate.
The WQ301 conductivity transducer from Global Water offers: Temperature compensated, multiple ranges available, accuracy 1% FS, maximum depth 50m, 4-20mA output, 12v dc power. It is ideal for use in SCADA and logging systems
A range of continuous monitors with data logging (optional communications) for measuring parameters including level, flow, conductivity, pH, ORP/Redox, dissolved oxygen, turbidity, nitrates, chlorophyll and many more.
A number of different types of systems to monitor flow in streams & rivers. Various functions like totalisation, communications, etc are available. Call Geowater for application assistance.
Electromagnetic portable flowmeters (velocity meter) from Marsh McBirney, accurate, rugged, never needs calibration, no maintenance (just cleaning)
Flo-Probe velocity flow meter from Global Water Inc, simple, low cost, accurate (+/-0.03 m/s) with telescopic handle extendible 1.0-2.0m (model FP111) or 1.5-5.0m (model FP211)
The Manta multiprobe from Eureka Environmental can have a choice of conductivity/TDS/Salinity, pH, Redox, Dissolved Oxygen, ammonia, Turbidity and chlorophyll sensors. Data display/collection can be via the Amphibian (PDA based) hand held display unit.
Open Channel Flowmeter by Global Water - Based on an accurate and stable pressure transducer, this unit displays instantaneous volumetric flow in engineering units and totalized flow. Alarm/control outputs and simple data logging is also available
The WQ600 ORP/Redox transducer from Global Water has a range of -500 to +500 mv, accuracy 2% FS , temperature compensated, maximum depth 50m, 4-20mA output, 10-36v dc power. Ideal for SCADA/logger applications.
Other models with various facilities are also available
The WQ201 pH transducer from Global water has: range 0-14 pH units, temperature compensated, accuracy 2% FS, maximum depth 50m, 4-20mA output, 10-36v dc power. It is ideal for use in SCADA and logging systems.
Stainless steel propeller type flow meters (4 different types with both horizontal and vertical shafts) with hand held pulse counters, flow calculators, wading rod sets, etc
This pump is a good quality, simple peristaltic pump with variable speed drive, forward/reverse function. Reasonably priced
The SP250 is a 3-roller 12v dc peristaltic pump with variable speed drive for purging and sampling work with backflush. Maximum head of 7m. Easy to maintain and clean. Features: backflush, waterproof casing, accurate dialable sample volumes.
The WS750 is a stormwater sampler with 2 peristaltic pumps & 2 x 7 litre sample bottles (one for discrete sampling and a second to hold a composite or average sample). Includes delayed start-up and triggered start-up. Very easy to set up & use.
Water Flow Logger FL16 from Global Water is mounted at V-notches, pipes, flumes and weirs to measure volumetric flow. It is based on a depth sensor, from which the water level is used to calculate flow. Simple, rugged, easy to use, accurate and reliable.
The WL400 from Global water is a pressure transducer with nominal ranges 0-1m, 0-5m, 0-10m, 0-20m, 0-40m, 0-60m or 0-150m sensor ranges, accuracy 0.2% FS, 4-20mA output, 10-36v dc power, barometric pressure and temperature compensated
The flexible WS750 sampler is used for monitoring storm water drains as well as many other applications. It can be used for composite (average) or discrete sampling or both. It has two 3.8 litre sample bottles. Sampling is via two peristaltic pumps.
In storm water sampling, it takes a sample of the first flush of water into one sample bottle. Then, using a second pump, it takes a composite or average sample into a second sample bottle. Low cost and simple to operate.