Overview of Adjustable Temperature Switch
The Adjustable Temperature Switch is a flexible and reliable liquid-expansion instrument designed for real-time temperature control in industrial fluid systems.
What is it?
This switch operates on the liquid expansion principle: as the temperature rises, the liquid inside the sensing bulb expands, mechanically actuating a high-precision micro-switch. It features a rotatable control knob with an external scale, allowing operators to set or adjust the temperature trip point without the need for specialized tools.
Main Application Field
It is widely used in hydraulic power units, large-scale lubrication systems, and transmission systems. It is the ideal choice for detecting whether fluid temperatures have exceeded a maximum safety limit or fallen below a minimum operational threshold, ensuring the stability of industrial processes.
Key Characteristics
The switch is characterized by its wide adjustment range (up to 210 degrees Celsius), low hysteresis (deadband), and high-precision performance. The design includes a durable ARS housing, an M20x1.5 cable gland for easy wiring, and a dedicated thermowell for the sensing probe, making it both simple to install and easy to maintain.
Features of an Adjustable Temperature Switch
Field Adjustable Setpoints: Equipped with an external rotatable knob and clear scale, allowing for quick and accurate temperature setting adjustments on-site.
High Load Capacity: Features a high-quality SPDT (Single Pole Double Throw) micro-switch capable of handling up to 15A at 250VAC, allowing direct control of heaters or cooling fans.
Low Hysteresis: Designed with minimal switching differentials (as low as 4K), providing tight control and preventing frequent oscillation of the controlled equipment.
Integrated Protection: Includes a complete temperature switch sleeve (thermowell), which protects the sensing bulb from high-pressure fluid while allowing for easy replacement without draining the system.
Reliable Liquid Expansion Logic: Uses a physical expansion mechanism that provides consistent accuracy and long-term stability without the risk of electronic sensor drift.
Easy Installation: Featuring a compact design with an M20x1.5 electrical entry and standard mounting configurations, it fits easily into various industrial system layouts.
Applications of an Adjustable Temperature Switch
Hydraulic Oil Temperature Control: Regulating cooling systems in hydraulic tanks to maintain optimal oil viscosity.
Lubrication Systems: Protecting large gearboxes and bearings by ensuring lubricant remains within specified temperature ranges.
Transmission Systems: Monitoring heat build-up in heavy-duty drive systems and triggering ventilation or shutdowns.
Industrial Heating Processes: Managing setpoints for industrial fluid heaters and reservoirs.
Thermal Safety Interlocks: Serving as a primary or redundant safety cutoff in high-temperature chemical or processing lines.
Price of Adjustable Temperature Switch
The price of the Adjustable Temperature Switch varies depending on the selected adjustment range (0-90 degrees Celsius or 40-210 degrees Celsius), probe length, and specific sleeve requirements. Product prices will change based on the actual parameters selected. If you would like to know the latest Adjustable Temperature Switch price, please contact ZINACA Instruments at any time to receive a customized quotation.
Adjustable Temperature Switch OEM Service
ZINACA Instrument is a professional industrial instrument manufacturer specializing in temperature and flow solutions. We can customize Adjustable Temperature Switches according to your specific range requirements and installation conditions. We also provide reliable standard thermal flow meters tailored to your fluid systems. If you are looking for an Adjustable Temperature Switch OEM Service, please contact us for tailored support and professional manufacturing solutions.
Adjustable Temperature Switch Manufacturer
As a trusted Adjustable Temperature Switch Manufacturer, ZINACA Instrument provides high-accuracy and durable temperature control solutions used across the petroleum, chemical, and machinery industries. Our products are engineered for safe and stable performance, meeting the high standards required for modern industrial temperature management.
| Technical Parameters |
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| Adjustable Range (°C) | 0–90, 40–210 |
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| Hysteresis (°C) | 4 ±1 K, 9 ±2 K |
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| Maximum Temperature (°C) | 130, 250 |
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| Switch Type | SPDT Micro Switch |
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| Controller Setting | External Scale Knob |
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| Housing | ARS |
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| Electronic Entry | Cable Sealed Box |
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| Protection Rating | IP40 |
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| Thread | M20x1.5 |
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| Contact Capacity | 15A @ 250VAC |
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