SEC402-21 by Yokogawa | Industrial Bus Coupler Module
Manufacturer: Yokogawa
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Part Number: SEC402-21
Condition：New with Original Package
Product Type: Industrial Bus Coupler Module
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Yokogawa SEC402-21 is a high-performance ESB Bus Coupler Module designed for ProSafe-RS safety control systems. It provides the essential communication link between the safety control unit and connected node units.
This module ensures high-speed and secure Ethernet Safety Bus (ESB) communication while supporting redundant configurations to enhance system reliability. Its rugged construction and compact design make it ideal for continuous operation in demanding industrial automation environments.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | SEC402-21 |
| Product Type | ESB Bus Coupler Module |
| System Compatibility | Yokogawa ProSafe-RS safety control systems |
| Communication Interface | ESB Bus (Ethernet Safety Bus) |
| Slot Position | Mounts in slots 7 and 8 of the safety control unit |
| Dimensions (W × H × D) | 130 mm × 129.5 mm × 32.8 mm |
| Weight | 0.24 kg |
| Power Supply | 24 V DC (via backplane connection) |
| Network Type | Redundant ESB communication supported |
| Environmental Rating | Industrial grade, vibration and temperature resistant |
| Condition | New and original |
| Certifications | Certificate of Origin (COO), Test Report |
| Estimated Lead Time | 10–12 weeks |
FAQs
Q1: What is the function of the Yokogawa SEC402-21 module?
The SEC402-21 acts as a bus coupler, linking the safety control unit with field node units via the ESB network for real-time communication.
Q2: Is the SEC402-21 compatible with ProSafe-RS systems?
Yes, it is specifically designed for Yokogawa ProSafe-RS safety control architectures and ensures seamless integration.
Q3: Does this module support redundant network configurations?
Absolutely. The SEC402-21 supports dual redundant ESB networks, enhancing communication reliability.
Q4: What are the mounting options for the module?
It installs directly into slots 7 and 8 of the ProSafe-RS safety control unit backplane.
Q5: What is the weight and size of the SEC402-21?
It measures 130 × 129.5 × 32.8 mm and weighs approximately 0.24 kg, making it compact and easy to install.