Overview
The Yokogawa EB402-10 Bus Interface Module is a key communication component designed for Yokogawa’s CENTUM VP and ProSafe-RS distributed control systems. It provides a reliable interface between I/O modules and system controllers, ensuring high-speed and secure data transfer within complex automation networks. Moreover, its modular and robust design enhances system scalability and long-term performance. Engineered with Yokogawa’s proven reliability, the EB402-10 maintains stable communication even under harsh environmental and electrical conditions, making it ideal for demanding industrial applications.
Technical Specifications
| Parameter |
Specification |
| Model |
EB402-10 |
| Product Type |
Bus Interface Module |
| Brand |
Yokogawa |
| Function |
Communication interface between system bus and I/O modules |
| Supported Systems |
CENTUM VP, ProSafe-RS |
| Communication Protocol |
Yokogawa proprietary high-speed bus |
| Interface Type |
Backplane communication interface |
| Transmission Speed |
Up to 2 Mbps (typical) |
| Isolation |
Optical and galvanic isolation between channels |
| Power Supply |
5 V DC (supplied via system backplane) |
| Power Consumption |
Approx. 3.5 W |
| LED Indicators |
Power, Communication, Fault |
| Operating Temperature |
0°C to +55°C |
| Storage Temperature |
–20°C to +70°C |
| Relative Humidity |
5%–95% (non-condensing) |
| Dimensions |
Approx. 120 mm × 35 mm × 90 mm |
| Weight |
Approx. 0.3 kg |
| Mounting Method |
Plug-in type, mounted on baseplate |
| Certifications |
CE, UL, and CSA compliant |
FAQ
Q1: What is the primary function of the EB402-10 module?
It serves as a communication bridge between Yokogawa system controllers and I/O modules.
Q2: Can the EB402-10 be used with CENTUM VP systems?
Yes, it is fully compatible with CENTUM VP and ProSafe-RS architectures.
Q3: Does the module require an external power source?
No, it receives power directly from the system backplane.
Q4: How does the EB402-10 handle communication faults?
It includes automatic error detection and real-time diagnostic indicators for quick troubleshooting.
Q5: Is it suitable for continuous operation in industrial environments?
Yes, it is designed for 24/7 industrial use, providing long-term reliability and stability.
