AFV10D-S41101 Yokogawa Series Datasheet & Technical Manual

CENTUM VP Duplexed Field Control Unit Yokogawa AFV10D-S41251

CENTUM VP Duplexed Field Control Unit Yokogawa AFV10D-S41251

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Yokogawa AFV10D-S41251 Duplexed Field Control Unit The Yokogawa AFV10D-S41251, also cataloged as the AFV10D Field Control Unit, operates as a...

رمز المنتج: AFV10D-S41251

Manufacturer: Yokogawa
Product No.: AFV10D-S41251
Product Type: Field Control Units
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 6000g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

Yokogawa AFV10D-S41251 Duplexed Field Control Unit

The Yokogawa AFV10D-S41251, also cataloged as the AFV10D Field Control Unit, operates as a dedicated hardware component for deterministic regulatory and sequence control execution within CENTUM VP control station platforms.

Suffix Breakdown & Model Matrix

The AFV10D-S41251 utilizes specific suffix codes to define redundancy architecture, power input requirements, and environmental protection levels.

Model Suffix	Specification Details
AFV10D-S	Standard Field Control Unit type
4	Dual-Redundant Vnet/IP, Dual-Redundant power supply
1	Reserved / Always 1
2	220-240 VAC power supply
5	ISA Standard G3 environmental compliance
1	LFS1500 Control Function for FIO nodes

Hardware Specifications

Parameter	Specification
Model	AFV10D-S41251
Brand	Yokogawa
Origin	Singapore
Weight	6.0 kg to 8.0 kg (Configuration dependent)
Dimensions	350 x 260 x 180 mm
Operating Temp	0 deg C to +55 deg C
Power Consumption	200 VA
Interface	Vnet/IP and FIO node support

Process Control & Network Connectivity

The unit executes process control through deterministic scan cycles, managing I/O signals via Vnet/IP control networks. It supports full duplexing of both processor and power supply modules, enabling failover without interrupting control logic execution. This controller implements channel-to-channel isolation on the I/O bus interface to mitigate electrical interference from field wiring. Integrated diagnostic routines perform continuous monitoring of the control environment, including cold junction compensation (CJC) for analog measurement circuits, maintaining precision regardless of internal thermal variations or localized noise.

Frequently Asked Questions (FAQ)

Q: Does the AFV10D-S41251 support online module replacement?

A: Yes, the unit supports online maintenance. Redundant CPU and power modules may be extracted and replaced while the control station remains energized, provided the redundancy handshake remains active between the primary and standby modules.

Q: How does the ISA G3 rating affect the hardware?

A: The S41251 suffix indicates that the internal PCB assemblies are treated with conformal coating to meet ISA Standard G3 environmental requirements, providing resistance against corrosive atmospheric contaminants.

Field Installation Guidelines

Mounting: Secure the baseplate (A2BE1D/A2BE2D) to the cabinet frame using M5 hardware. Ensure the mounting surface is level to prevent structural stress on the backplane connectors.
Grounding: Bond the cabinet frame to the protective earth (PE) bus using a low-impedance copper strap to ensure the integrity of surge protection and noise immunity circuits.
Cabling: Use shielded twisted-pair cabling for all FIO node connections. Route these lines through dedicated signal wireways, maintaining a minimum separation of 150 mm from high-voltage AC power lines to minimize induced noise.
Verification: Upon installation, check the status LED indicators on the front panel. A steady green state on the system bus indicators confirms correct synchronization between redundant processors and the Vnet/IP network.

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