NC2*C Yokogawa CENTUM VP Datasheet & Technical Manual

Yokogawa NC2 C CENTUM VP Network Module NC2*C

Yokogawa NC2 C CENTUM VP Network Module NC2*C

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YOKOGAWA NC2*C Vnet/IP Network Communication Module Configured for Specific Technical Task in System/Network Name, the YOKOGAWA NC2*C (NC2 C Network...

رمز المنتج: NC2*C

Manufacturer: Yokogawa
Product No.: NC2*C
Product Type: Network Communication Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 350g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

YOKOGAWA NC2*C Vnet/IP Network Communication Module

Configured for Specific Technical Task in System/Network Name, the YOKOGAWA NC2*C (NC2 C Network Communication Module) provides direct physical/electrical execution. This hardware component functions as the deterministic interface layer managing raw data packet transmissions between field control units (FCUs) and the primary Vnet/IP system bus. The module establishes physical media connections over Ethernet-based infrastructure to synchronize control topologies, utilizing localized light-emitting diodes (LEDs) to register hardware status transitions, link activity, and bus fault codes directly at the rack assembly.

Hardware Specifications

Parameter	Specification
Model	NC2*C (NC2 C)
Brand	Yokogawa
Origin	Japan
Weight	0.35 kg
Dimensions	120 x 25 x 130 mm
Operating Temp	0 to 60 deg C
Power Consumption	5 VDC, 1.2 A
System Compatibility	CENTUM VP, CS 3000
Communication Protocol	Vnet/IP (Ethernet-based)
Data Transfer Rate	100 Mbps
Redundancy	Dual-redundant communication supported
Isolation	1500 VAC (system-to-bus, 1 min)
Diagnostics	LED indicators for link, activity, and fault
Humidity Range	5 to 95% RH, non-condensing
Mounting	Rack-mounted (FCU slot)
Certifications	CE, UL, RoHS compliant

DCS Process Control & Network Topology Execution

The YOKOGAWA NC2*C coordinates industrial control network frames across the Vnet/IP bus architecture via dedicated channel-to-channel isolation circuits designed to arrest electrical transients before they reach the control backplane. To protect internal communication loops, the module maintains a strict 1500 VAC system-to-bus galvanic isolation standard. The internal processor handles high-speed 100 Mbps data throughput using precise clock synchronization mechanics, mitigating transmission latencies and ensuring deterministic network scheduling. Dual-bus media control rules prevent data collisions and ground potential differentials from corrupting real-time process control data streams under steady-state operation.

Frequently Asked Questions

Q: How does the network module execute the switchover sequence during a Vnet/IP cable break?

A: The module operates on a dual-redundant Vnet/IP bus topology. If the active channel detects a link failure or packet corruption, the internal communication processor switches all transmission lines to the secondary bus path within deterministic limits to maintain real-time process monitoring.

Q: Are there any hardware restrictions when hot-swapping this module in an active FCU rack?

A: Hot-swapping is permitted provided that the parallel redundant module is fully initialized, online, and carrying active network traffic. You must verify that the fault LED on the companion module is completely dark before removing the target card.

Q: What structural grounding measures protect the 100 Mbps Vnet/IP physical layer?

A: The module relies on integrated shielding contacts within the FCU slot and standard RJ45/STP connectors. These components shunt high-frequency electrostatic noise away from the internal logic circuits directly into the common rack ground plane.

Field Installation Guidelines

Slot Insertion: Align the module guide rails with the designated vertical FCU slot. Push the assembly inward until the structural locking connectors click completely into the backplane, confirming full pin engagement.
Network Cabling: Use high-quality Shielded Twisted Pair (STP) cables to connect to the Vnet/IP network switches. Avoid laying communication media parallel to high-voltage AC cables to minimize cross-talk interference.
Grounding Protocol: Ensure the main equipment rack connects to a low-impedance instrument ground system. Verify that the shield drain wires of the network trunks terminate at a single point to prevent internal ground loops.
Environmental Limits: Verify that cabinet cooling fans maintain steady airflow over the slot array. Ambient operating temperatures must not exceed 60 deg C, and relative humidity must remain non-condensing between 5 and 95%.

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