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Melt Pressure Sensor

Established in 1969, Gefran is highly focused on customers' needs and constant technological innovation, making it a benchmark in the design and production of sensors and components, with consolidated know-how in the plastics, mobile hydraulics, heating and lift sectors. Gefran offers a complete range of precision devices for pressure, temperature, force and position.
 


The IMPACT I) Series is Gefran’s exclusive series of high-temperature pressure sensors that use the piezoresistive principle. The main characteristic of IMPACT sensors is that they do not contain any transmission fluid. The sensitive element, directly positioned behind the contact diaphragm, is made from silicon by means of microprocessing techniques. The micro structure includes the measurement membrane and piezoresistors. The minimum deflection required by the sensitive element makes it possible to use very robust mechanics. The process contact diaphragm can be up to 10 times thicker than the diaphragm used in traditional Melt sensors Autozero function always available.
 
The IMPACT series, Gefran’s proprietary technology, is characterized by:
• Patented fluid free technology
• Safe overpressure detection PL’d’ & SIL2 certified (EN 13849-1 and EN 1114-1)
• Relay output version available
• Atex intrisically safe certification (II 1G)
• Remarkable robustness (up to 15 times that of a conventional sensor)
• Notable response speed
• Extreme ease of installation thanks to the modularity of the sensor
• High safety standards (compliance with Machine Directives and RoHS)
 

More details
Gefran Impact Melt Pressure Sensors: Fluid-Free (Mercury-Free) Patented Design
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