Technical Overview
The AFV10D-S41201 and AFV10D-S41211 function as duplexed Field Control Units (FCU) for the CENTUM VP and CS 3000 distributed control systems. These units execute PID and sequence logic independently while housing the local control database for field I/O modules. A high-performance VR5432 RISC processor running at 133 MHz powers all control operations. Each unit provides 32 Mbyte of main memory, and a battery backup system protects this data for up to 72 hours during power interruptions. The duplexed architecture includes dual-redundant power supplies and Vnet/IP communication interfaces.
Connectivity and Expansion
The units connect seamlessly to ESB and ER bus node units, supporting up to 14 node connections per FCU for comprehensive I/O expansion. The Vnet/IP interface operates at 1 Gbps full duplex using standard CAT5e cabling with a maximum distance of 100 meters. Each unit accommodates up to 8 I/O modules and features LED indicators for real-time status monitoring of power, communication, and fault conditions. For system integration, the units support HART, FOUNDATION Fieldbus, Modbus, and PROFIBUS DP protocols.
Mechanical and Electrical Specifications
| Specification | Value |
|---|---|
| Models | AFV10D-S41201 / AFV10D-S41211 |
| Type | Duplexed Field Control Unit |
| Processor | NEC VR5432, 133 MHz |
| Main Memory | 32 Mbyte |
| Memory Backup | Battery-backed, up to 72 hours |
| Vnet/IP Interface | Dual-redundant, 1 Gbps |
| Node Connections | Up to 14 |
| Power Supply | 24 V DC, dual-redundant inputs |
| Power Consumption | 5.5 A at 24 V DC |
| Dimensions (W x H x D) | 482.6 mm x 221.5 mm x 205 mm |
| Weight | Approx. 8 kg |
| Operating Temperature | 0 °C to +55 °C |
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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