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ACG10S-F2121 S4 Yokogawa Communication Gateway UnitACG10S-F2121 S4 Yokogawa Communication Gateway UnitACG10S-F2121 S4 Yokogawa Communication Gateway Unit
ACG10S-F2121 S4 Yokogawa Communication Gateway Unit
ACG10S-F2121 S4 Yokogawa Communication Gateway Unit
ACG10S-F2121 S4 Yokogawa Communication Gateway Unit

ACG10S-F2121 S4 Yokogawa Communication Gateway Unit


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PRODUCT SKU : ACG10S-F2121 S4

PRODUCT TYPE : Communication Gateway Units

PRODUCT VENDOR : Yokogawa


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

The Yokogawa ACG10S-F2121 S4, also cataloged as the ACG10S-F2121 Communication Gateway Unit, operates as a dedicated hardware component for Frame Mode protocol execution and wide-area network bridging within Yokogawa CENTUM platforms.

Hardware Specifications

Parameter Specification
Model ACG10S-F2121 S4
Brand Yokogawa
Origin Japan
Core Function Communication Gateway Unit (CGW)
Communication Protocols Frame Mode, Wide Area Ethernet
Network Redundancy Dual-redundant V net (10BASE-5)
Hardware Revision S4 (enhanced stability version)
Installation Format 19-inch rack or desktop mounting
Weight 3.0 kg
Dimensions Standard 19-inch Rack Chassis Assembly
Operating Temp 0 to 50 deg C
Power Consumption 100-120 V AC, 50/60 Hz

Yokogawa V net Connectivity & DCS Signal Routing

Yokogawa network gateways handle high-speed data frame translation between supervisory Ethernet networks and local control subnetworks. The dual-redundant V net (10BASE-5) bus interface maintains continuous deterministic communication across distributed nodes. The unit processes field data streams from downstream 4-20 mA HART loop protocol instruments and digital IO segments, sustaining channel-to-channel isolation limits across backplane routes while preventing data packet loss during redundant bus switchover events.

Frequently Asked Questions

Q: How does the ACG10S-F2121 S4 handle network failover on the dual-redundant V net bus?

A: The gateway continuously monitors signal integrity across both V net (10BASE-5) coaxial channels; if the primary link experiences line disruption, hardware logic switches to the secondary channel without dropping active Frame Mode data sessions.

Q: What power input parameters are required for primary AC operation of the gateway?

A: The ACG10S-F2121 S4 accepts an input supply voltage range of 100-120 V AC at 50/60 Hz frequency, requiring hardwired connection to dedicated cabinet AC distribution bars.

Field Installation Guidelines

Mount the gateway securely into a standard 19-inch rack frame using four front-panel screws, or position it flat on a stable desktop surface. Connect the V net coaxial network cables to the dual interface ports, ensuring N-connector terminations are tightened and grounded properly to prevent noise injection. Maintain single-point earth grounding at the enclosure main grounding bar, and route power lines separately from high-speed data communications cables.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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