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MTL-4632

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January 16, 2026
Category Connection: MTL Safety Barrier
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Tags:
#mtl safety barrier #mtl barriers #repeater power supply
Brief: This video explains the main functions and practical uses of the MTL 4531 Fieldbus Power Module in a clear, step-by-step format. You will see how this module provides power and communications for FOUNDATION Fieldbus H1 and PROFIBUS PA networks in hazardous areas. We demonstrate its DIN rail mounting, LED status indicators, and how it ensures intrinsic safety with ATEX and IECEx approvals for Zone 1 locations.
Related Product Features:
  • Integrated power and communications module for FOUNDATION Fieldbus H1 and PROFIBUS PA networks.
  • Provides 350 mA maximum continuous output current for powering multiple fieldbus devices.
  • Features built-in switchable 100 Ω termination for proper network configuration.
  • Certified with intrinsic safety protection for Zone 1 hazardous locations (ATEX, IECEx).
  • Includes automatic short circuit protection with auto-recovery functionality.
  • Compact DIN rail mounting design for easy installation in control panels.
  • LED indicators provide clear status for power, communications, and fault conditions.
  • Maintains regulated 20-24V DC output voltage for consistent fieldbus performance.
FAQs:
  • What types of fieldbus networks is the MTL 4531 compatible with?
    The MTL 4531 is designed for FOUNDATION Fieldbus H1 and PROFIBUS PA networks, providing both power and communications capabilities for these industrial fieldbus protocols.
  • Is the MTL 4531 approved for use in hazardous areas?
    Yes, the MTL 4531 carries ATEX and IECEx approvals for Zone 1 hazardous locations with intrinsic safety protection, making it suitable for use in explosive atmospheres.
  • How many field devices can be powered by a single MTL 4531 module?
    The module provides 350 mA maximum continuous output current, which can power multiple fieldbus devices according to the Fieldbus H1 specification that supports up to 32 devices per segment, though total current consumption must not exceed the 350 mA limit.
  • What type of mounting does the MTL 4531 require?
    The MTL 4531 features a compact design for DIN rail mounting (35mm), making it easy to install in standard control panels and enclosures.
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