Product Description
Yokogawa GRVSW-669FA is a dedicated Vnet/IP Layer 3 industrial managed switch for CENTUM VP DCS control system, OEM hardware MAR1040 with dual redundant AC power supply. It is optimized for Yokogawa Vnet/IP control network, supporting VLAN, IGMP multicast forwarding and static routing. It ensures low-latency and high-reliability real-time communication between FCS field control stations, HIS operator stations and ENG engineering stations. It is a critical spare part for CENTUM VP backbone network, widely used for system expansion, faulty unit replacement and legacy plant retrofits.
Specifications
- Model: GRVSW-669FA
- Brand: YOKOGAWA
- Type: Vnet/IP L3 Industrial Managed Switch
- OEM Hardware: Hirschmann MAR1040
- Ports: 16 combo ports (10/100BASE-TX RJ45 / 100BASE-FX fiber)
- Power Supply: Dual redundant AC power
- Protocol Support: Vnet/IP optimized, VLAN, IGMP snooping, static routing, QoS
- Network Layer: Layer 3, inter-segment routing supported
- Compatible System: CENTUM VP DCS for Vnet/IP control network
- Mounting: 19-inch rack mount
- Operating Temperature: 0 ~ +60 ℃
- Protection: IP30, cabinet indoor installation
- Lifecycle: Available as spare stock, some batches end-of-life
- Feature: Optimized multicast forwarding for Vnet/IP, low jitter for DCS real-time control
Application
- Refinery & Chemical Plants: CENTUM VP DCS main Vnet/IP backbone aggregation
- Natural Gas & Pipeline Stations: Redundant control network, cross-segment communication for FCS & HIS
- Power & Cogeneration Plants: Yokogawa DCS network expansion and network renovation
- Water Treatment, Metallurgy & Pulp: Redundant control network for large continuous process plants
- Legacy CENTUM VP Installations: Spare replacement, preventive stocking and network upgrade
Peer Series Models (GRVSW-660FA Vnet/IP Switch Family)
- GRVSW-665FA: L2, Single AC, 16 combo ports
- GRVSW-666FA: L2, Dual AC redundant, 16 combo ports
- GRVSW-667FA: L2, DC power version
- GRVSW-668FA: L3, Single AC power
- GRVSW-669FA: L3, Dual AC redundant power (This Model)
- GRVSW-670FA / GRVSW-671FA / GRVSW-672FA / GRVSW-673FA: Other variants








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