The YOKOGAWA FC1*C, also cataloged as the FC1*C Interface Module Card, operates as a dedicated hardware component for high-speed digital data exchange and field-level communication orchestration within distributed control network platforms.
| Parameter | Specification |
|---|---|
| Model | FC1*C |
| Brand | YOKOGAWA |
| Origin | Japan |
| Weight | 0.3 kg |
| Dimensions | 130 mm x 100 mm x 35 mm |
| Operating Temp | -20 deg C to 60 deg C |
| Power Consumption | 24 VDC nominal |
| Performance | High-speed digital interface with deterministic scan logic |
The FC1*C serves as the primary digital gateway between distributed I/O racks and the central system bus, utilizing 4-20 mA HART loop protocol standards for data interchange. To ensure data integrity in industrial environments, the module architecture incorporates channel-to-channel isolation, which prevents electrical noise coupling into the backplane communication path. Furthermore, the unit facilitates FOUNDATION Fieldbus and Profibus PA connectivity, enabling transparent integration with smart field instrumentation. Integrated cold junction compensation (CJC) is managed at the system level to support mixed-signal processing, ensuring precise acquisition of temperature-sensitive variables across integrated DCS and SIS topologies.
Q: Does the FC1*C support hot-swapping within the I/O rack during active system operation?
A: The module is designed to support hot-swapping procedures; however, operators must verify that the redundant interface module is fully synchronized and holding the active control state before removing the target card to prevent communication interrupts.
Q: How is the module configured for specific digital communication protocols?
A: Communication parameters are defined through the system engineering software, which initializes the module firmware to match the required baud rate and protocol framing for the target field devices, ensuring data synchronization across the high-speed bus.
Mount the FC1*C into the designated interface slot on the backplane, ensuring that the alignment pins are correctly positioned before fully engaging the module. Terminate all communication cables to the module terminals, maintaining strict shielding practices by bonding cable drain wires to the cabinet ground at the entry point to suppress electromagnetic interference. Verify that the 24 VDC supply is stable before energizing the module. Upon power-up, perform a diagnostic check via the engineering interface to verify the communication link status and synchronization with the redundant interface peer before deploying into the active control loop.
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