Yokogawa PW481-50 Power Supply Module

Frequently Asked Questions (FAQ)

Q1: What systems are compatible with the PW481-50 module?
A1: The PW481-50 is compatible with Yokogawa’s FCU, FIO Node Unit, and Optical ESB Bus Repeater Unit.

Q2: Can the PW481-50 be used in a dual-redundant configuration?
A2: Yes, by installing two identical modules in slots P1 and P2, dual-redundant operation is supported.

Q3: Is this module suitable for hazardous environments?
A3: Yes, the PW481-50 has a variant (-E) with explosion protection for hazardous area compliance.

Q4: What is the maximum power consumption of the PW481-50?
A4: The module consumes up to 200 VA at full load.

Q5: Can this module operate in extreme temperatures?
A5: Yes, the -1 variant meets ISA G3 standards and supports -20°C to 70°C operation.

Q6: What is the size and weight of the PW481-50?
A6: It measures 49.7 x 199.5 x 149 mm and weighs approximately 1 kg.

Q7: Is the output voltage of the PW481-50 specified?
A7: No, it is designed exclusively to power Yokogawa control units and is not a general-purpose power supply.

Q8: Can the PW481-50 be hot-swapped during operation?
A8: Yes, if installed in a redundant configuration, the module can be replaced without shutting down the system.

Power Supply Module PW481-50 Yokogawa

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