Dwyer Instruments - Primer On How Our Products Work

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Process Control

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Accessories

Fume Hood Monitors Pitot Tubes Thermo-Anemometers Vaneometers Windmeters

Flow Indicators / Controllers Flow Transmitters Mass Flowmeters and Controllers Sight Flow Indicators Sight Flow Indicators with Outputs

Level Transmitters

Bin Vibrators Level Indicators Pump Controllers and Accessories Water Detectors

Temperature Indicators

Temperature Switches

Temperature/ Process Controllers Temperature Sensors Temperature Transmitters ThermocoupleThermometers, Digital Weatherproof Enclosures

Current Transformers / Switches Fan Speed Controllers Indicator Annunciators Intrinsically Safe Barriers Isolating Transmitters Panel Meters/Indicators Particulate (Dust or Broken Bag) Sensors Particulate (Dust or Broken Bag) Transmitters Process Alarm Switch Modules Relays Signal Conditioning Modules Speed Switches SSR Monitors Switch Testers Timer Boards Timers

Data Loggers Recorders Software

Accessories Humidity Switches Humidity Transmitters Hygrometers Temperature / Humidity Switches Thermohygrometers

Carbon Dioxide Transmitters

Analog Signal Generators Calibration Pumps Digital Multimeters Ground & Continuity Controls pH / ORP / Temperature Meters Smoke Gage Kits

Air Filters / Regulators Bulk Head Connectors Current to Pressure Transducers Damper Actuators Position Indicators / Switches / Transmitters Positioners Steam Traps

Accessories Power Alerts Power Supplies

Gages Gages / Switches - Dial Gages / Switches - Digital Switches Transmitters

Digital Fluid Filled

Gages - Dial Gages - Digital Switches Transmitters

Stations Switches

Kits - Digital Manometer Kits - Fluid Manometer Meters Transmitters

In-Line (Averaging Pitot Tube) Turbine

Paddle Shuttle / Piston Thermal

Dial In-Line Diaphragm Orifice Plate Totalizing Variable Area With Switch Output With Transmitter Output

Capacitive Conductivity Diaphragm Displacer Float Inductive Optical Paddle Tilt Tuning Fork Ultrasonic

Capacitive Float Pressure Submersible Ultrasonic

Crayons Digital Panel Mount Labels / Strips

Digital Panel Mount Mechanical RTD / Thermocouple

Dial Digital Infrared Spirit-Filled

CO Flue Gas

Pressure Thermocouple

Combustion Refrigerant

Backflow Combustion

Conductivity Total Dissolved Solids Ultrasonic Flow

Electro-Pneumatic Mechanical Pneumatic

Angle Seat Ball Butterfly Check Diaphragm Pulse Globe Needle Self Acting Temperature Control Shuttle Solenoid Zone

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Product Applications

PRESSURE:

TYPICAL GAGE APPLICATIONS - AND IDEAS

MEASUREMENT OF PRESSURE WITH THE MANOMETER

AIR FILTER GAGES AND SWITCHES

INTRODUCTION TO PRECISION LOW RANGE DIFFERENTIAL PRESSURE SWITCHES

MEASURING AIR MOVEMENT

PRESSURE CONVERSION CHART

FLOW:

FLOWMETERS AND SIGHT FLOW INDICATORS - TYPICAL APPLICATIONS

CONVERSION CURVES FOR GASES

INTRODUCTION TO VANE OPERATED FLOW SWITCHES - TYPICAL FLOW SWITCH APPLICATIONS

AIR VELOCITY MEASUREMENT WITH PITOT TUBES - AIR VELOCITY FLOW CHARTS

SERIES DS 200/300/400 FLOW CALCULATOR

LEVEL:

INTRODUCTION TO LEVEL CONTROLS

INTRODUCTION TO MERCOID, ANDERSON, PROXIMITY AND DWYER LEVEL CONTROLS

TEMPERATURE:

INTRODUCTION TO TEMPERATURE CONTROLS

TEMPERATURE SENSORS

VALVES:

INTRODUCTION TO VALVES