Yokogawa|EC401-50|Bus Coupler Module
Description
The Yokogawa EC401-50 is a bus coupler module for the CENTUM VP distributed control system, enabling communication between field control stations and subsystems.
Features
- High-speed data transfer
- Seamless integration with CENTUM VP
- Robust communication reliability
- Supports redundant configurations
Technical Specifications
Electrical
- Supply Voltage: 24 V DC
- Power Consumption: 5.5 W maximum
- Current Consumption: 230 mA at 24 V DC
Communication
- Bus Type: Vnet/IP
- Data Rate: 100 Mbps
- Protocol: Yokogawa proprietary Vnet/IP
- Max Nodes: 64 per domain
Physical
- Dimensions: 129.5 x 54 x 135 mm
- Weight: 0.4 kg
- Mounting: DIN rail or rack
Environmental
- Operating Temperature: -20°C to 60°C
- Humidity: 10–90% RH, non-condensing
- Vibration Resistance: 0.15 mm amplitude, 10–55 Hz
Safety and Compliance
- Isolation: 1500 V AC between bus and power
- Certifications: CE, CSA, UL
- Redundancy: Supports dual-redundant operation
Yokogawa|EC401-50|Bus Coupler Module


Yokogawa|EC401-50|Bus Coupler Module
Description
The Yokogawa EC401-50 is a bus coupler module for the CENTUM VP distributed control system, enabling communication between field control stations and subsystems.
Features
- High-speed data transfer
- Seamless integration with CENTUM VP
- Robust communication reliability
- Supports redundant configurations
Technical Specifications
Electrical
- Supply Voltage: 24 V DC
- Power Consumption: 5.5 W maximum
- Current Consumption: 230 mA at 24 V DC
Communication
- Bus Type: Vnet/IP
- Data Rate: 100 Mbps
- Protocol: Yokogawa proprietary Vnet/IP
- Max Nodes: 64 per domain
Physical
- Dimensions: 129.5 x 54 x 135 mm
- Weight: 0.4 kg
- Mounting: DIN rail or rack
Environmental
- Operating Temperature: -20°C to 60°C
- Humidity: 10–90% RH, non-condensing
- Vibration Resistance: 0.15 mm amplitude, 10–55 Hz
Safety and Compliance
- Isolation: 1500 V AC between bus and power
- Certifications: CE, CSA, UL
- Redundancy: Supports dual-redundant operation