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SB401-10 S1 ESB Bus Interface Slave Module Yokogawa

SB401-10 S1 ESB Bus Interface Slave Module Yokogawa

Configured for high-speed data exchange in CENTUM control systems, the Yokogawa SB401-10 S1 (SB401-10 ESB Bus Interface Slave Module) provides direct physical and electrical execution of distributed I/O communication between...

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Availability: In stock

SKU: SB401-10-S1
Vendor: Yokogawa
Category: ESB Bus Interface Slave Module
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Configured for high-speed data exchange in CENTUM control systems, the Yokogawa SB401-10 S1 (SB401-10 ESB Bus Interface Slave Module) provides direct physical and electrical execution of distributed I/O communication between the local bus and the ESB bus.

Suffix Breakdown & Model Matrix

  • SB401: Base model designation for the ESB bus interface slave module series.
  • 10: Configuration index indicating the specific bus transmission speed and protocol compatibility.
  • S1: Revision level identifying the hardware iteration and backplane firmware compatibility.

Hardware Specifications

Parameter Specification
Model SB401-10 S1
Brand Yokogawa
Origin Japan
Weight 0.3 kg
Dimensions 3.2 cm x 10.7 cm x 13 cm
Operating Temp 0 deg C to 50 deg C
Power Consumption 5 V DC, 0.5 A
Bus Interface ESB Bus (Extended Serial Bus)

Process Connectivity and Signal Integrity

The SB401-10 S1 facilitates communication between the field control station (FCS) and remote node units. The module utilizes channel-to-channel isolation to protect the primary backplane bus from potential faults occurring on the remote ESB segments. By acting as the primary slave interface, it ensures deterministic signal propagation and data synchronization across the control network, maintaining the timing requirements essential for DCS process loops.

Frequently Asked Questions

Q: Does the SB401-10 S1 support hot-swapping?

A: No. The SB401-10 S1 must not be inserted or removed while the station power is on. Ensure the node power is isolated before maintenance to prevent damage to the backplane communication circuits.

Q: Is this module compatible with all CENTUM series backplanes?

A: Compatibility is limited to specific CENTUM control system backplanes configured for ESB bus communication. Consult the hardware compatibility list for the specific FCS controller model to ensure firmware and electrical alignment.

Field Installation Guidelines

  • Backplane Seating: Ensure the module is fully inserted and the latching mechanism is secured to maintain a low-impedance connection with the backplane bus.
  • Grounding: The module chassis must be connected to a clean instrument earth. Ensure the module's metal casing makes proper contact with the cabinet grounding rail to minimize EMI.
  • Wiring: Ensure that the ESB bus cables connected to the SB401-10 are correctly terminated according to the network topology requirements. Do not route ESB cables in the same tray as high-voltage AC lines.
  • Ventilation: Maintain a 50 mm clearance above and below the module to allow for adequate heat dissipation, ensuring the ambient temperature remains within the 0 to 50 deg C range.