Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AFV30D-S41262 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | Duplexed Field Control Unit (FCU) |
| System Platform | CENTUM VP Integrated Production Control System |
| Processor Module | Dual CP461 processor modules with duplex configuration |
| Communication Interface | Dual-redundant Vnet/IP interface |
| Field Network Support | ESB Bus Node Unit and Optical ESB Bus Node Unit connection |
| Power Supply Voltage | 220 V AC to 240 V AC, 50/60 Hz |
| Power Supply Configuration | Dual-redundant power supply modules |
| Main Memory Capacity | 128 MB |
| Memory Backup | Battery backup, up to 72 hours maximum |
| Maximum Node Connection | Up to 13 ESB / Optical ESB Bus Node Units |
| Conformal Coating | ISA Standard G3 compliant |
| Explosion Protection | None |
| Status Contact Output | 2 terminals (NC, C), opens during FCU failure |
| Status Contact Rating | 30 V DC, maximum 0.3 A |
| Dimensions | 19-inch rack mount configuration |
| Weight | Approx. 8.0 kg |
| Operating Temp | -10 deg C to +55 deg C |
Yokogawa DCS Communication and Process Control Characteristics
The AFV30D-S41262 uses Yokogawa CENTUM VP architecture to execute distributed control processing and communication tasks. In addition, the duplex processor configuration allows the FCU to maintain control operation through processor redundancy management.
The unit supports Vnet/IP communication through dual-redundant interfaces. Therefore, the FCU can exchange control data with other CENTUM VP system components while maintaining network availability.
For process instrumentation integration, Yokogawa DCS platforms support field communication technologies including 4-20 mA HART loop protocol, FOUNDATION Fieldbus, and Profibus PA connectivity through compatible I/O configurations. Furthermore, Yokogawa I/O architectures provide channel-to-channel isolation for field signal separation where applicable.
The ISA Standard G3 conformal coating protects internal electronic assemblies against corrosive industrial atmospheres. However, installation conditions must remain within the specified environmental limits.
Frequently Asked Questions
Q: Does the AFV30D-S41262 support redundant processor operation?
A: Yes. The unit uses dual CP461 processor modules configured for duplex operation within the CENTUM VP system architecture.
Q: What type of communication network does the AFV30D-S41262 use?
A: The FCU provides dual-redundant Vnet/IP communication interfaces for CENTUM VP system communication.
Q: Can the AFV30D-S41262 connect ESB Bus Node Units?
A: Yes. The FCU supports connection of up to 13 ESB or Optical ESB Bus Node Units according to the available specification data.
Field Installation Guidelines
- Install the AFV30D-S41262 in a standard 19-inch control cabinet rack with sufficient ventilation clearance.
- Verify that the AC power input matches the specified 220 V AC to 240 V AC supply range before energizing the unit.
- Use separated routing for power cables and communication cables to reduce electrical interference.
- Connect cabinet grounding according to industrial control panel grounding practices.
- Confirm Vnet/IP cable shielding and grounding requirements before system commissioning.
- Inspect redundant processor and power supply status indicators after installation to verify duplex operation.
- Maintain environmental conditions within the specified operating temperature range to prevent thermal stress on electronic components.
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