The E36W Series Absolute Pressure Switch from UE Precision Sensors is designed for applications where precision and stability are critical, especially in high purity gas environments. Unlike gauge-based devices, this switch measures pressure relative to a true vacuum reference (absolute zero), ensuring consistent performance regardless of atmospheric fluctuations.
Engineered for demanding industries such as semiconductor manufacturing and clean process systems, the E36W Series delivers dependable switching for monitoring, alarm functions, and system shutdown protection.
Its rugged, hermetically sealed construction makes it ideal for applications where contamination control and long-term reliability are essential.
Features
E36W Series Absolute Pressure Switch Key Features & Benefits
Precision You Can Rely On
- Designed for accurate, repeatable switching performance in critical processes
- Ideal for applications sensitive to atmospheric pressure changes
Built for High Purity Applications
- Wetted materials constructed from 316L stainless steel for ultra-clean environments
- Suitable for semiconductor and specialty gas systems
Robust, Leak-Tight Construction
- Welded design with secondary sealing for added protection
- Hermetically sealed contacts help prevent contamination
Maintenance-Free Operation
- Factory-set calibration eliminates the need for field adjustments
- Tamper-resistant design ensures consistent performance over time
Enhanced Safety & Reliability
- Reverse pressure protection safeguards the device from unexpected conditions
- Long lifecycle performance (millions of cycles) reduces downtime
Specifications
E36W Series Absolute Pressure Switch Specifications & Technical Details
The E36W Series is engineered to meet the performance demands of high purity gas systems:
- Pressure Range: Approximately 100 to 1500 Torr (model dependent)
- Repeatability: Tight tolerance for consistent switching accuracy
- Deadband: Optimized for stable operation
- Proof Pressure: Up to 25 psig
- Operating Temperature: 0°F to 130°F
- Wetted Materials: 316L stainless steel
- Internal Volume: ~1.06 cc
- Certifications: UL, CE, ISO 13849 compliant
- Lifecycle: Up to 5 million cycles
Multiple configurations are available to meet specific process requirements, including electrical connection types and pressure set points.
Applications
E36W Series Absolute Pressure Switch Applications & Use Cases
The E36W Series excels in environments where precision pressure control and cleanliness are non-negotiable:
- Semiconductor Manufacturing: Ensures accurate gas delivery and process control in wafer fabrication systems.
- High Purity Gas Distribution: Maintains system integrity in specialty gas panels and distribution networks.
- Process Control Systems: Provides reliable switching for alarms, interlocks, and shutdown functions.
- Analytical & Laboratory Equipment: Supports sensitive instrumentation requiring stable pressure referencing.
Because it references absolute pressure, the E36W Series is especially valuable in systems where atmospheric variability could otherwise compromise accuracy.
Q & A
E36W Series Absolute Pressure Switch Q & A
The E36W Series is widely used in industries that require high purity and precise pressure control, including:
- Semiconductor manufacturing
- Specialty and high purity gas delivery systems
- Laboratory and analytical instrumentation
- OEM process equipment
The E36W Series is built with 316L stainless steel wetted parts and a hermetically sealed, welded design. This construction minimizes contamination risk and ensures compatibility with ultra-clean gas systems used in sensitive processes.
No. The E36W Series is factory calibrated and sealed, meaning it does not require field adjustment. This tamper-resistant design helps maintain consistent performance and reduces maintenance over the life of the device.
Downloads
Download Pressure, Flow, Level and Temperature Products Selection Guide
Call us today at (855) 737-4714 to learn more or fill out our online form and someone will get back to you.