The YOKOGAWA S9343FA, also cataloged as the S9343FA DC Power Supply Cable Assembly, operates as a dedicated hardware component for internal DC power distribution within Centum VP and ProSafe-RS control platforms. This component executes the physical interconnection between PW48x series power supply modules and FIO/FCU base plates, maintaining stable electrical delivery across control cabinets.
| Parameter | Specification |
|---|---|
| Model | S9343FA |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.4 kg |
| Dimensions | Factory defined length for internal routing |
| Operating Temp | -20 deg C to +70 deg C |
| Power Consumption | Passive (DC transmission) |
| Core Function | DC power distribution (PW48x to Base Plate) |
The S9343FA utilizes shielded conductors to ensure noise immunity within the DCS architecture. In accordance with Yokogawa's internal wiring standards, the assembly maintains channel-to-channel isolation consistency, preventing potential voltage fluctuations from propagating through the power distribution bus. When integrated into FCU or FIO node units, the cable facilitates both single and dual-redundant configurations, ensuring continuous DC supply to mission-critical logic solvers and I/O base plates under varying industrial load profiles.
Q: Does the S9343FA require specific grounding procedures during installation?
A: Yes. As a shielded power cable, it must be routed to minimize proximity to high-voltage AC lines. Ensure the shield is properly bonded if the installation environment exceeds baseline electromagnetic interference limits.
Q: Is this assembly compatible with non-Yokogawa power supply modules?
A: No. The S9343FA utilizes an exclusive Yokogawa DC connector interface specifically keyed for the PW481, PW482, and PW484 series modules. Mechanical interference will prevent connection to non-specified hardware.
Q: Can the cable be used in systems where the operating temperature exceeds 70 deg C?
A: No. The S9343FA is rated for a maximum operating temperature of 70 deg C. Exceeding this limit compromises the insulation integrity and shielding performance of the cable assembly.
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