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Configured for high-speed network bridge communication in DCS architecture, the YOKOGAWA VC401-11 (VC401-11 V Net Coupler Module) provides direct physical/electrical execution for control bus synchronization.
| Parameter | Specification |
|---|---|
| Model | VC401-11 |
| Brand | YOKOGAWA |
| Origin | JAPAN |
| Weight | 0.56 kg |
| Dimensions | 6.5 cm x 14.1 cm x 13 cm |
| Operating Temp | 5 to 40 deg C |
| Power Consumption | 12.0 W (typical) |
| Interface | V Net dual-redundant bus |
The module facilitates transparent data exchange across the V Net control network, ensuring timing determinism for distributed control operations. By implementing native support for YOKOGAWA V Net protocols, the VC401-11 maintains strict node-to-node communication integrity. The circuitry utilizes dedicated bus controller logic to manage packet prioritization, effectively mitigating network congestion within multi-layered control hierarchies. Enhanced channel-to-channel isolation features safeguard the local processor against ground-loop potentials often introduced through extended network cabling, while cold junction compensation (CJC) logic is integrated for auxiliary temperature-sensitive instrumentation monitoring.
Q: Does the VC401-11 module support hot-swap replacement within an active V Net system?
A: Yes, the module is engineered for hot-swapping. Ensure the system is configured for redundant operation to prevent communication loss during the replacement interval.
Q: How is the module synchronized with the primary network clock?
A: The module automatically executes synchronization protocols upon boot-up by polling the designated network master node to align internal communication timers.
