Instrument Sensors

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At Control Design Supply, we specialize in providing high-quality instrument sensors that enable accurate monitoring, automation, and process control across a wide range of industries. These sensors are the backbone of any reliable control system—transforming real-world physical conditions into actionable data that helps machines think, react, and perform.

Whether you're measuring pressure in a fluid line, detecting temperature shifts in a process, or sensing object proximity on an assembly line, we supply the right sensor solutions to keep your systems running efficiently and safely.

 

Your Trusted Source for Industrial Sensor Solutions

Instrument sensors come in a wide range of technologies and formats, each designed to monitor specific variables in your system. By converting physical inputs—like pressure or temperature—into electrical signals, sensors allow your control systems to respond with accuracy and speed. They’re essential in a wide variety of industries, including:
 
  • Manufacturing & Assembly
  • Utilities & Energy
  • Food & Beverage Processing
  • HVAC & Building Automation
  • Water & Wastewater Treatment
  • Packaging & Material Handling
 

Explore Our Instrument Sensor Types

 

Pressure Sensors

Description: Pressure sensors measure the force exerted by liquids or gases in a system and convert that pressure into an electrical signal. These sensors are crucial in systems where pressure needs to be precisely monitored or controlled.

Applications: Commonly used in hydraulic and pneumatic systems, HVAC equipment, fluid processing, and pump systems to ensure safe operating levels and trigger system responses if pressure thresholds are exceeded.


Current Sensors

Description: Current sensors detect and measure electrical current (AC or DC) flowing through a conductor, helping monitor system load and detect irregularities like surges or faults.

Applications: Found in motor control centers, switchgear, solar installations, and power distribution systems to monitor load conditions, track energy usage, or enable circuit protection.


Photoelectric Sensors

Description: Photoelectric sensors use a beam of light to detect the presence, absence, or distance of an object. When the beam is interrupted or reflected, the sensor sends a signal to the control system.

Applications: Ideal for use in conveyor systems, packaging lines, automated sorting, and object counting where fast, non-contact detection is critical.


Proximity Sensors

Description: Proximity sensors detect the presence of nearby objects without physical contact. They come in various types, including inductive (for metal detection) and capacitive (for non-metal objects).

Applications: Frequently used in manufacturing automation, position sensing, machine safety interlocks, and robotics for object detection or positioning.


Temperature Sensors

Description: Temperature sensors monitor thermal conditions and provide real-time feedback to control systems. They come in formats like RTDs, thermocouples, and analog/digital sensors to suit different environments.

Applications: Used in process control, food production, climate systems, and equipment protection—anywhere accurate temperature regulation is required.


Thermistors

Description: Thermistors are highly sensitive temperature sensors that change resistance with temperature changes. They offer fast response times in compact, cost-effective designs.

Applications: Commonly found in HVAC systems, battery packs, electronic circuits, and consumer appliances where rapid temperature feedback is essential in tight spaces.
 

Why Buy Instrument Sensors from Control Design Supply?

We’re more than just a distributor—we’re a partner in your success. At Control Design Supply, we combine deep technical knowledge with fast access to industry-leading sensor products.
  • Trusted relationships with top manufacturers
  • Expert assistance with sensor selection and integration
  • Stocked inventory for fast fulfillment
  • Sensors compatible with PLCs, relays, controllers, and more

Have questions or need help selecting the right sensor?
Contact us today and let our team assist you with your application.

 
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