YOKOGAWA S9400UK Battery Pack

Part numbers

Recommended replacement cycle

Replacement by user

Remarks

S9400UK

3 years

Yes

Average ambient temperature 30 °C or less

1.5 years

Yes

Average ambient temperature 40 °C or less

9 months

Yes

Average ambient temperature 50 °C or less

Q1: Why is the YOKOGAWA S9400UK regarded as a mission-critical backup battery for distributed control systems?
A: The YOKOGAWA S9400UK is engineered to provide dependable backup power for Yokogawa DCS processors, helping preserve critical memory and system data during power interruptions. Its 6 V, 3000 mAh rechargeable design ensures reliable support for continuous industrial operations.

Q2: How does the YOKOGAWA S9400UK optimize operational reliability under different ambient temperature conditions?
A: The YOKOGAWA S9400UK has recommended replacement intervals based on average ambient temperature. Replacement is advised every 3 years at 30 °C or less, 1.5 years at 40 °C or less, and 9 months at 50 °C or less to maintain dependable backup performance.

Q3: What battery technology is incorporated into the YOKOGAWA S9400UK, and how does it benefit industrial applications?
A: The YOKOGAWA S9400UK utilizes Nickel Cadmium (Ni-Cd) battery technology, offering stable rechargeable performance, dependable energy storage, and long-term reliability for industrial automation systems requiring continuous processor backup.

Q4: Where is the YOKOGAWA S9400UK typically deployed within a Yokogawa automation architecture?
A: The YOKOGAWA S9400UK is installed within compatible Yokogawa DCS controller or processor units, where it supplies backup power to retain processor memory and sustain essential system functions during temporary power loss or maintenance activities.

Q5: Which maintenance practices can maximize the service life of the YOKOGAWA S9400UK in demanding industrial environments?
A: To maximize the lifespan of the YOKOGAWA S9400UK, users should follow the recommended replacement schedule based on operating temperature, inspect the battery periodically, and replace it proactively before the end of its specified service interval to ensure uninterrupted system availability.

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PSCAIAAN A5E00247446/05