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Overview
The Yokogawa SEC401-11 is an ESB Bus Coupler Module for safety instrumented systems (SIS). It connects a safety control unit (SCU) to safety node units (SNUs) via an ESB bus cable. This module establishes a reliable communication network within the SIS.
Key Features and Specifications
- Function: ESB bus master interface function
- Connectable Units: Supports up to 9 SNUs (SNB10D and SNT4□□)
- Transmission Speed: 128 Mbps for I/O module data
- Transmission Distance: Maximum of 10 meters
- Current Consumption: 0.5 A
- Weight: 0.24 kg
- Mounting: Seventh and eighth slots of the SCU (S2SC70□, SSC60□, or SSC50□)
- Standards Compliance: ProSafe-RS
- Explosion Protection: Available with an explosion protection option
Additional Details
The SEC401-11 plays a crucial role in building redundant, highly available safety instrumented systems. It ensures reliable communication between the SCU and SNUs. This module executes safety functions promptly and accurately. Its design meets the stringent requirements of safety-critical applications.
Applications
You can commonly find the SEC401-11 in industries where safety is paramount, including:
- Oil and gas
- Chemical processing
- Power generation
- Water and wastewater treatment
- Mining
About Us
✨ With 13 years of global supply experience, we bring you exceptional service.
🌍 We directly source authentic licensed products from abroad. This ensures competitive prices, reliable after-sale warranties, and an extensive selection of models backed by ample inventory.
💥 Contact us for orders of more than one product. We will be delighted to offer you a discount.
🤔 Have questions or special requests? Feel free to get in touch with us.
💰 If you find the same parts at a lower price from other suppliers, we’ll match or beat that price.
🛠️ Need spare parts? Let us know. We’ll gladly assist you further. Your inquiry is eagerly awaited.
📧 Contact Us
- Email: [email protected]
- Business Hours: 24/7
- Address: No.601, Hongwen Liuli, Siming District, Xiamen, China
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