Dukungan Pengembalian Dana, Layanan 7X24jam, Hubungi kami .
Hubungi kami: +86 135 995 07613
Tersedia pada hari kerja antara pukul 09.00 hingga 18.00
Email kami: sales2@industriaxplc.com
Tersedia 24/7 untuk pertanyaan dan dukungan
Keterangan
Yokogawa EB401-50 ER Bus Interface Module
The Yokogawa EB401-50, also cataloged as the EB401 ER Bus Interface Module, operates as a dedicated hardware component for high-speed data transfer between field control units and central control systems within CENTUM VP distributed control networks.
Hardware Specifications
Parameter
Specification
Model Brand
Yokogawa EB401-50
Origin
Japan
Weight
0.35 kg
Dimensions
Slot-mounted, standard FCS rack unit form factor
Operating Temp
0 to 50 degC
Power Consumption
Approx. 0.5–0.7 A at 5 V DC
Communication Protocol
Vnet/IP
Bus Type
ER (Extended Remote Bus)
Transmission Speed
10 Mbps
Maximum Transmission Distance
185 meters (coaxial cable YCB141/YCB311)
Redundant Capability
Dual-redundant configuration supported
Installation Factor
Single: 150, Dual: 450
Installation Limitations
ANB10D: Total factor <100; AFV10D/AFV30: Total factor <65
Process Control Connectivity Features
The module provides channel-to-channel isolation between ER Bus communication paths to reduce electrical interference. It supports integration with 4-20 mA HART loop protocol signals where remote I/O modules interface with analog process inputs. Cold junction compensation (CJC) routines are included when the module interfaces with thermocouple signals through connected field units, ensuring temperature measurements remain within specification limits.
Frequently Asked Questions
Q: VnA: Is the EB401-50 hot-swappable during normal system operation? A: Yes, the module supports online replacement; the FCS manages seamless failover to the redundant module.
Q: VnA: What are the constraints for dual-redundant installation? A: Maximum installation factor is 450 for a dual-redundant pair, ensuring bus load does not exceed specifications.
Q: VnA: Are firmware versions required to match the EB401-50 revision? A: Firmware compatibility must be verified with the FCS to maintain bus communication integrity during operations.
Field Installation Guidelines
Mount the EB401-50 in the designated FCS slot with proper alignment to the backplane.
Ensure coaxial bus cables (YCB141/YCB311) maintain shielding continuity to minimize EMI.
Maintain segment distances below 185 meters per bus section.
Adhere to installation factors to prevent bus overload.
Provide secure grounding for the rack and module to meet industrial EMC standards.
Observe separation from high-power cables and avoid tight bending radii on coaxial lines.
