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The Yokogawa S9450FE, also cataloged as the S9450FE Lithium-Ion Rechargeable Battery, operates as a dedicated hardware component for backup power delivery within ESS and FGS platforms. This cell maintains localized...
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The Yokogawa S9450FE, also cataloged as the S9450FE Lithium-Ion Rechargeable Battery, operates as a dedicated hardware component for backup power delivery within ESS and FGS platforms. This cell maintains localized energy storage for memory retention and system clock synchronization during primary power interruptions.
The S9450FE is provided as a single-format industrial-grade battery unit. No variable suffixes are assigned to this model regarding its electrical output; however, users must verify compatibility with the specific target backplane or processor slot, such as the S2CP471 processor module, prior to insertion.
| Parameter | Specification |
|---|---|
| Model | S9450FE |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | Not specified (Lightweight cell) |
| Dimensions | Not specified (Standard industrial cell form factor) |
| Operating Temp | Up to 30 deg C (Recommended) |
| Power Consumption | Not applicable (Output source) |
| Nominal Voltage | 3 V |
| Charging Method | Constant Current / Constant Voltage |
| Compatibility | Yokogawa ESS, FGS, S2CP471 Processor |
The implementation of lithium energy storage in safety-critical DCS architectures requires strict adherence to channel-to-channel isolation principles. The S9450FE unit utilizes integrated thermal stability profiles to prevent leakage currents during discharge cycles. In ProSafe-RS environments, the cell provides necessary voltage levels to maintain volatile memory states. Consistent 4-20 mA HART loop protocol integrity is protected during power transitions by the rapid response of this energy storage component, ensuring that the control logic processor retains its operational state without requiring a full cold-start initialization.
Q: Can the S9450FE be charged while installed in the processor module?
A: Yes, the module supports constant current/constant voltage charging schemes provided by the internal circuitry of the host processor, such as the S2CP471.
Q: What is the mandatory replacement cycle to prevent battery leakage?
A: The recommended replacement period is three years when the unit is operated at ambient temperatures at or below 30 deg C. Exceeding this thermal threshold will accelerate chemical degradation.
