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MTL5521 high-performance loop-powered intrinsically safe barrier

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December 09, 2025
Category Connection: एमटीएल साधन
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#एमटीएल सुरक्षा बाधा #एमटीएल5541 #एमटीएल 5575 एमटीएल उद्योग
Brief: See the solution in real use and note how it behaves under normal conditions. This video provides a detailed walkthrough of the MTL7787+ Eaton 1 Channel Zener Barrier, demonstrating its application for controllers with output circuits separated from the 0V rail. You will learn how the return channel handles up to 26.6V, allowing complete control signal shut-off, and observe the voltage drop characteristics under typical operating currents.
Related Product Features:
  • The MTL7787+ is a Zener Barrier designed for controllers with output circuits separated from the 0V rail.
  • Its return channel can handle up to 26.6V, enabling the control signal to be turned off completely.
  • The barrier has a voltage drop of 8.1V at a 20mA current.
  • It is ATEX certified for use in hazardous areas, ensuring safety in process control applications.
  • The device operates within a wide temperature range from -20°C to +60°C.
  • It supports a maximum current of 93mA and a maximum supply voltage of 28V dc.
  • A higher power version, the MTL7787P+, is also available with a lower voltage drop of 6.38V.
  • Manufactured by MTL, a global leader in industrial safety and signal conditioning equipment.
अक्सर पूछे जाने वाले प्रश्न:
  • What is the primary application of the MTL7787+ Zener Barrier?
    The MTL7787+ is designed for controllers where the output circuit is separated from the 0V rail by the control transistor. Its return channel can handle up to 26.6V, allowing the control signal to be completely turned off, making it ideal for process control in hazardous areas.
  • What are the key electrical specifications of the MTL7787+?
    The MTL7787+ has a maximum voltage of 27V dc, a supply voltage of 28V dc, and a maximum current of 93mA. It features a voltage drop of 8.1V at 20mA and operates within a temperature range of -20°C to +60°C.
  • Is the MTL7787+ certified for use in hazardous locations?
    Yes, the MTL7787+ Zener Barrier is ATEX certified, ensuring it meets the safety standards required for operation in hazardous areas, providing reliable performance in process control and factory automation environments.
  • Is a higher power version of this barrier available?
    Yes, a higher power version called the MTL7787P+ is available. It features a return channel that handles up to 26.4V and has a lower maximum voltage drop of only 6.38V compared to the standard model.
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