Dwyer Instruments Inc.
Since the company was founded in 1931, customers have come to recognize Dwyer Instruments to stand for quality, reliability, and readily available low cost products. As a leading manufacturer in the controls and instrumentation industry, we continue to grow and serve major markets including, but not limited to HVAC, chemical, food, oil and gas, and pollution control. New applications are discovered daily through a cooperative effort between Dwyer and its customers. It has been these relationships with our customers that allow us to continue to develop market demand products and further our success from leading established brand names such as the Magnehelic® pressure gages, Photohelic® switch/gages, Rate Master® flowmeters, and Hi-Flow® valves. In addition to new product development,
- 219/879-8000
- 219/872-9057
- lit@dwyer-inst.com
- P.O. Box 373, 102 Indiana Hwy. 212
Michigan City, IN 46361
United States of America
Categories
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product
Stainless Steel Schaeffer Gage
SGP
The Series SGP Gages have dual English/metric scales with ±1.6% full scale accuracy. The Series SGP gages are designed with 304 SS housings, a 316L SS chamber and a 316 SS diaphragm for excellent chemical compatibility.
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product
Temperature Data Logger
DL001
Record temperature in a wide range of applications including HVAC testing and balancing, transportation, and energy management with the Model DL001 Temperature Data Logger. Temperature logger has an on-board thermistor and an external sensor channel for remote temperature measurements
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product
Total Dissolved Solids (TDS) Tester
TDS
Take precise measurements of total dissolved solids with Series TDS. Lightweight and compact, these testers are ideal for field testing of TDS concentrations. Large easy-to-read LCD displays the full scale readout in ppm (parts per million), no additional calculations are required to obtain actual test values
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product
Low Cost OEM Pressure Switch
A1F
Low Cost and Precision Made. The A1 Pressure Control provides the flexibility required for industrial applications. The A1 pressure switch is ideal for panel mounting wherever a high quality economical open case control is required. Optional weatherproof housing meets NEMA 4X standards
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product
SSR Monitor
LTT
Love Controls LTT Series SSR Monitors allow easy monitoring of the operation of your SSR switches. This handy device compares the input status with the output status. An alarm operates a relay contact to tell you if the load circuit has opened or if the SSR has shorted.
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product
OEM Gas Pressure Switch
1996
Reliable and convenient, the 1996-5 and 1996-20 Gas Pressure Switches serve as a compact, low cost switch for gas fired furnaces and equipment. Pressure ranges for both models are ideal for high or low gas pressure interlock. Visible set point and on-off indicators add convenience in servicing
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product
Ultrasonic Energy Meter
Series TUF
The SERIES TUF Ultrasonic Energy Meter is a highly accurate and stable energy meter that utilizes ultrasonic technology to measure heating and cooling energy consumption. The Series TUF is a compact meter with a flowmeter and energy calculator in one, making it great for installation on chillers and boilers.
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product
Conductivity Tester
EC
Monitor conductivity levels quickly and easily with Series EC Conductivity Testers. These pocket-sized testers are ideal for conductivity measurement in the lab, industrial plant or out in the field. Series EC measures conductivity from 0 to 1990 microhms (S) or 0 to 19.90 milliohms (mS).
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product
Temperature Switch
DA-7035N
Series DA-7035N Temperature Switches include the same time-proven switching mechanism used in our Series DA Pressure Switches. Bourdon tube assures high sensitivity and long life.
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product
In-Line IR Sensor
ILA
10:1 Distance to Target Ratio, 32 to 932F. Dwyer Series ILA Non-Contact Sensors, measure temperatures from 32 to 932F (0 to 500C) and provide a linear 4 to 20 mA, 0 to 5 VDC or thermocouple output. The 2-wire signal is compatible with almost any indicator, controller, recorder, data logger, etc., without the need for special interfacing or signal conditioning.
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product
Photohelic Pressure Switch Gage
A3000
Photohelic Switch/Gages function as versatile, highly repeatable pressure switches combined with a precise pressure gage employing the time-proven Magnehelic gage design. The Photohelic switch/gage measures and controls positive, negative or differential pressures of air and compatible gases
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product
Current Transformer
LTTJ
Love Controls LTTJ Series Current Transformers allow easy monitoring of the current flowing to your load. This easy to use device provides a 0 to 10 VDC signal into both low and high impedance circuits, and is easily scalable to your needs
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product
DIN Temperature/Process Controller
Series 32B
Universal Input, Dual Temperature Output Control, RS-485 Communication
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product
Bourdon Tube Operated Pressure Switch
DA/DS
Customers tell us that this is the best pressure switch made. The Mercoid D Series is one of the world's broadest lines of pressure switches. Whatever your application might be, it is most probable it can be fully satisfied with a D Series pressure switch
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product
Double Bellows Differential Pressure Switch
DP
Two opposing bellows in the Model DP differential pressure switch result in maximum sensitivity, quick response to changes and good vibration resistance. Choice of brass or 316 stainless steel assures broad media compatibility. Setpoint adjustment is easy thanks to external knobs and large, clear scale reading directly in psid.















