Water is one of our most valuable resources, and making sure it’s clean, safe, and efficiently managed requires accuracy and control at every stage. Whether you’re treating drinking water, managing industrial wastewater, or monitoring environmental impact, the right instrumentation makes all the difference. Stay compliant, stay efficient, and keep your water systems running with unmatched accuracy.
With smart technology and precision instrumentation, water and wastewater facilities can cut costs, boost efficiency, and stay compliant, all while delivering clean, safe water to their communities. Our solutions help monitor flow, pressure, and water levels, ensure quality with advanced sensors, automate compliance tracking, and reduce energy use through precise calibration.
Don’t leave compliance to chance! Reliable compliance and sustainable water management depend on accurate measurement. Your treatment plant, pipeline, or industrial facility deserves the best measurement technology available and our state-of-the-art instruments and calibration services are designed to help water and wastewater operations manage resources efficiently, protect system integrity, and meet regulatory requirements with confidence.
Greyline Instruments by Pulsar develops and manufactures industrial flow and level monitoring instruments for measurement and control in water and wastewater treatment,...
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Pulsar Measurement is a world-leading manufacturer and supplier of flow, level, sludge interface measurement and pump control instrumentation. Technologies include clamp-on...
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Fluke Corporation is the world leader in the manufacture, distribution and service of electronic test tools and software. Fluke's test and measurement line includes...
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Dwyer is a global leader in designing and manufacturing innovative controls, sensors and instrumentation solutions. That's because they work tirelessly to get it right -...
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Trust Alpha Controls for precise, reliable calibration services that keep your measurements accurate and compliant. With decades of expertise, we deliver confidence and...
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Compliance Without the Hassle. Leave Validation to the Experts. When regulations tighten and timelines matter, you need a partner who understands both the standards and the...
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USB to RS-422/485 isolated converter.
RS-422/485 serial adapter.
RS-232 serial adapter.
48" stainless extension
42" stainless extension
36" stainless extension
30" stainless extension
24" stainless extension
18" stainless extension
12" stainless extension
6" Stainless extension
48" galvanized extension
36" galvanized extension
24" galvanized extension
18" galvanized extension
12" galvanized extension
6" galvanized extension
Double Sided Spring Paddle
Single Sided Spring Paddle
78.7" shaft extension, flexible cable type for vertical installations only
39.4" shaft extension, rigid rod type
19.6" shaft extension, rigid rod type
8.5" shaft extension, rigid rod type
Single or triple vane paddles for PLS series level switch
Repair Kit
High pressure hose for the PCHP-1 hand pump
Quick disconnect straight through 1/4" BSPT connection.
Intrinsically safe shunt-diode barrier to be used to communicate with & provide isolation for certain Dwyer transmitters approved...
Galvanic barrier
Panel mounting nut for Series MPR.
Mounting bracket for Series MPR.
Mini-node RS-485 to USB converter
Meter mounting kit
4 pin cable socket M12x1 connect, 16.4 ft (5 m)
4 pin cable socket M12x1 connect, 9.8 ft (3 m)
4 pin cable socket M12x1 connect, 32.8 ft (10 m)
RS-485 serial communications option card.
RS-232 serial communications option card.
Isolated analog retransmission option card.
Loop powered galvanic barrier for use with intrinsically safe transmitters.
Extension cables for connecting HygroClip2 probes to instruments
Docking station, interface cable.
Hard Case
Hydraulic hose kit.
Carrying Case
Spare filter and washer kit for HCHP-1 hand hump.
High temperature battery for EL-USB-1-PRO
Remote pressure probe for Setra SRPM room pressure monitor
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