Yokogawa AIP851-A310 CENTUM CS 3000 V-NET Coupler Module
Manufacturer: Yokogawa
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Part Number: AIP851-A310
Condition：New with Original Package
Product Type: Communication Modules
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Yokogawa AIP851-A310 V-NET Coupler Module
The Yokogawa AIP851-A310, also cataloged as the AIP851 V-NET Coupler Module, operates as a dedicated hardware component for high-speed control network signal coupling within Yokogawa CENTUM CS 3000 / CENTUM VP Distributed Control System platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AIP851-A310 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.3 kg |
| Dimensions | 125 x 130 x 25 mm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | Powered via controller backplane bus |
| Product Type | V-NET Coupler Module |
| Communication Network | Yokogawa V-NET Proprietary Control Bus |
| System Compatibility | Yokogawa CENTUM Field Control Units (FCUs) |
| Mounting | Designated chassis slot in Field Control Unit rack |
| Application | Deterministic inter-node control data coupling |
Process Control & DCS Backplane Dynamics
The AIP851-A310 manages high-speed deterministic bus coupling across the proprietary Yokogawa V-NET control network. Designed for real-time task execution between Field Control Units (FCUs) and central host processors, the module maintains continuous token-passing synchronization without data packet collisions. Internal galvanically isolated coupling circuitry protects backplane communication channels against common-mode electrical noise and ground potential differentials across node enclosures, preserving high signal integrity for critical loop regulation.
Frequently Asked Questions
Q: What is the primary function of the AIP851-A310 in a Yokogawa DCS architecture?
A: The module functions as a specialized V-NET communication coupler, facilitating deterministic real-time data exchange between Field Control Units and process control network nodes.
Q: How is operating power delivered to the AIP851-A310 hardware?
A: Power is supplied directly through the system backplane connection when installed in the designated Field Control Unit card slot, requiring no secondary external power wiring.
Q: What isolation measures are implemented on the V-NET coupler communication lines?
A: The module incorporates internal galvanic isolation on its signal interface to prevent ground loops and shield connected control processing units from high-voltage field transients.
Field Installation Guidelines
Verify that power to the target rack slot is isolated or follow official Yokogawa hot-swap maintenance guidelines prior to card insertion. Align the module circuit board with the rack card guides in the Field Control Unit chassis and slide it firmly into the slot until the backplane multi-pin connector locks into place. Secure top and bottom panel mounting screws to complete the frame grounding path to the rack body. Ground all V-NET bus coaxial cable shields directly to the functional earth (FE) grounding bus bar and maintain adequate physical distance from high-voltage AC lines inside the cabinet enclosure.