Digital guide
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Yokogawa SB301 Power Supply Backup Module
Technical Specifications:
- Output Voltage: 24V DC, output stability ±1%, ensuring stable power supply.
- Output Current: 5A continuous, 10A peak, meeting module power demands.
- Backup Time: 30 minutes at full load (5A), extendable with external batteries.
- Charging Current: 1A, automatically charging the internal battery when the main power is on.
- Input Voltage: 24V DC (from main power supply), voltage tolerance ±10%.
- Operating Temperature: 0℃ to 40℃, storage temperature: -20℃ to 60℃.
- Protection Functions: Overcurrent, overvoltage, and short-circuit protection.
- Battery Type: Sealed lead-acid battery, maintenance-free.
Detailed content
- Functional Characteristics:
- It has an automatic switchover function, switching to backup power within 5ms when the main power fails for seamless operation.
- It monitors battery status in real-time, displaying charge level and fault information via indicators.
- It has a low-battery alarm function, alerting users to replace the battery in time.
- It supports hot-swapping, allowing battery replacement without system shutdown.
- It is compatible with Yokogawa CENTUM VP DCS and FA-M3V PLC systems, ensuring system compatibility.
- Application Scenarios: Mainly used in the power supply backup of safety instrumented systems (SIS) in the petroleum and chemical industry; the uninterrupted power supply of control cabinets in the nuclear power industry; the backup power for emergency shutdown systems in the coal chemical industry; and the power supply protection of critical control modules in the semiconductor manufacturing industry.
