www.omega.com
e-mail: [email protected]
User’s Guide
HHT21A
Laser Tachometer
MADE IN
Shop online at
M3942/0303
Where Do I Find Everything I Need for
Process Measurement and Control?
OMEGA…Of Course!
Shop online at www.omega.com
TEMPERATURE
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Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies
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Wire: Thermocouple, RTD & Thermistor
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Calibrators & Ice Point References
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Recorders, Controllers & Process Monitors
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Infrared Pyrometers
PRESSURE, STRAIN AND FORCE
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Transducers & Strain Gages
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Load Cells & Pressure Gages
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Displacement Transducers
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Instrumentation & Accessories
FLOW/LEVEL
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Rotameters, Gas Mass Flowmeters & Flow Computers
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Air Velocity Indicators
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Turbine/Paddlewheel Systems
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Totalizers & Batch Controllers
pH/CONDUCTIVITY
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pH Electrodes, Testers & Accessories
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Benchtop/Laboratory Meters
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Controllers, Calibrators, Simulators & Pumps
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Industrial pH & Conductivity Equipment
DATA ACQUISITION
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Data Acquisition & Engineering Software
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Communications-Based Acquisition Systems
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Plug-in Cards for Apple, IBM & Compatibles
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Datalogging Systems
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Recorders, Printers & Plotters
HEATERS
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Heating Cable
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Cartridge & Strip Heaters
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Immersion & Band Heaters
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Flexible Heaters
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Laboratory Heaters
ENVIRONMENTAL
MONITORING AND CONTROL
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Metering & Control Instrumentation
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Refractometers
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Pumps & Tubing
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Air, Soil & Water Monitors
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Industrial Water & Wastewater Treatment
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pH, Conductivity & Dissolved Oxygen Instruments
