SBM54D-000 S1 Yokogawa ESB Bus Module

Yokogawa SBM54D-000 S1 CENTUM VP System Bus Module 100 Mbps

Yokogawa SBM54D-000 S1 CENTUM VP System Bus Module 100 Mbps

Availability: 10 left in stock

Yokogawa SBM54D-000 S1 CENTUM VP ESB Bus Module The Yokogawa SBM54D-000 S1, also cataloged as the SBM54D System Bus Module,...

SKU: SBM54D-000

Manufacturer: Yokogawa
Product No.: SBM54D-000
Product Type: Bus Interface Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 400g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa SBM54D-000 S1 CENTUM VP ESB Bus Module

The Yokogawa SBM54D-000 S1, also cataloged as the SBM54D System Bus Module, operates as a dedicated hardware component for high-speed deterministic communication within Yokogawa CENTUM VP distributed control system architectures. The unit routes process data and system diagnostics between Field Control Units (FCUs) and remote I/O subsystems over an optical Enhanced System Backbone (ESB) bus network.

Suffix Breakdown & Model Matrix

Option Code	Description	Technical Function
SBM54D	Base Model Identification	System Bus Interface Module for CENTUM VP ESB Backbone
-000	Standard Hardware Configuration	Base electrical and mechanical specification
S1	Environmental Conformal Coating	Provides ISA Standard G3 level protection against atmospheric corrosion

Hardware Specifications

Parameter	Specification
Model	SBM54D-000 S1
Brand	Yokogawa Electric Corporation
Origin	Japan
Weight	0.40 kg
Dimensions	130 x 120 x 30 mm
Operating Temp	-20 to +55 deg C
Storage Temp	-40 to +70 deg C
Relative Humidity	5 to 95% RH, non-condensing
Power Consumption	3.0 W (5 VDC at 600 mA)
Communication Protocol	ESB Bus (Enhanced System Backbone)
Physical Interface	Optical Fiber
Bus Transmission Rate	100 Mbps full duplex
System Redundancy	Dual-redundant bus structure supported
Galvanic Isolation	Optical isolation between field interface and backplane logic
Diagnostics	Built-in self-test, active error reporting, status LEDs
Standards Compliance	CE, UL, FM certified

Optical Interface Architecture and Fieldbus Diagnostics

The SBM54D-000 S1 incorporates channel-to-channel optical isolation to isolate backplane processing electronics from field-induced ground loops and high-voltage electrical surges across extended process loops. The module continuously executes internal self-test protocols, feeding real-time communication statistics back to the host DCS diagnostics manager while illuminating localized status LEDs on the front display face. During dual-redundant ESB network operation, the optical interface monitors fiber link integrity continuously to enable rapid hardware-level bus failover without dropping telemetry frames.

Frequently Asked Questions

Q: How does the SBM54D-000 S1 module respond to a localized optical link disruption on a primary ESB bus line?

A: The onboard bus controller detects link loss or frame error rate increases instantly and switches active communication traffic to the secondary optical channel within microseconds. System control logic continues uninterrupted while the module generates an alarm flag in the host DCS event log.

Q: What operational benefit does the S1 suffix code provide when installed in processing facilities?

A: The S1 option code specifies factory-applied conformal coating on all internal printed circuit assemblies. This coating protects electronic elements against moisture condensation, airborne dust, and corrosive airborne contaminants compliant with ISA Standard G3 environments.

Q: Can maintenance personnel hot-swap the SBM54D-000 S1 during active controller rack operation?

A: Hot insertion is supported at the backplane level when operating within a dual-redundant bus topology, provided the secondary bus module holds an active communication link. Technicians must clean and inspect optical fiber connectors before insertion to prevent signal attenuation from dust ingress.

Field Installation Guidelines

Install the module directly into its designated rack slot on the CENTUM VP unit, tightening all retaining hardware to establish solid frame grounding. Observe strict bend radius limitations for all connecting optical fiber patch cables to prevent micro-bending signal loss or core stress fractures. Route fiber optic cables through separate wireways away from high-voltage AC power lines, and ground the cabinet chassis directly to the primary station grounding bar using short, heavy-gauge copper conductors.

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