The PW441-11 Power Supply Card is a high-reliability industrial power module designed for Yokogawa's control systems, including the CENTUM VP and ProSafe-RS platforms. This rugged card provides 24V DC output with precise voltage regulation, ensuring stable power delivery to critical automation components even in demanding environments. Featuring dual-redundant input capability (100-240V AC), it offers built-in surge protection, overload detection, and thermal management for continuous operation in harsh conditions like oil refineries and power plants. The module's compact design allows seamless integration into Yokogawa racks, while LED indicators provide real-time status monitoring of power quality and fault conditions.

FAQ
1. What is the PW441-11 Power Supply Card?
The PW441-11 is a 24V DC industrial power module designed for Yokogawa’s CENTUM VP and ProSafe-RS control systems. It provides stable, redundant power to automation components in critical applications.

2. What are its key features?
Dual-redundant AC inputs (100–240V AC)
24V DC output (regulated & surge-protected)
Hot-swappable design (for maintenance without downtime)
High efficiency (>90%) with thermal overload protection
LED status indicators (power quality, faults)
Wide temperature range (-40°C to +70°C)

3. What if the LED shows a fault?
Red LED: Overload/short circuit (check connected devices).
Flashing Green: Input power issue (verify AC voltage).
Off: No power or module failure

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