NFPW444-50 YOKOGAWA CENTUM VP Datasheet & Technical Manual

Power Supply Module | YOKOGAWA NFPW444-50 CENTUM VP

Power Supply Module | YOKOGAWA NFPW444-50 CENTUM VP

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YOKOGAWA NFPW444-50 Power Supply Module Configured for signal amplification and regulated DC power generation in CENTUM VP control nodes, the...

SKU: NFPW444-50

Manufacturer: Yokogawa
Product No.: NFPW444-50
Product Type: Power Supply Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 600g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA NFPW444-50 Power Supply Module

Configured for signal amplification and regulated DC power generation in CENTUM VP control nodes, the YOKOGAWA NFPW444-50 (NFPW444 Power Supply Module) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	NFPW444-50
Brand	YOKOGAWA
Origin	Japan / China
Weight	0.6 kg
Dimensions	146.5 x 49.7 x 130.0 mm
Operating Temp	-20 deg C to +60 deg C
Power Consumption	24 VDC input, up to 7.8 A output capacity
Input Voltage	24 VDC +/-10% (range: 21.6 to 31.2 VDC)
Output Voltage	+5.1 VDC regulated
Protection Rating	IP56
Supported Protocols	Modbus, PROFIBUS, FOUNDATION Fieldbus, HART, Vnet/IP
Signal Distance Extension	Up to 2 km
Redundancy	Dual-redundant configuration with hot-swap capability

Channel-to-Channel Isolation & Fieldbus Power Conditioning

The module integrates internal signal amplification and isolation barriers designed to condition primary power rails and extend system communications up to 2 km. By decoupling internal regulated +5.1 VDC logic power from incoming 24 VDC lines, the unit suppresses cross-talk and transient noise interference. This isolation protects connected 4-20 mA HART loop protocol instruments and fieldbus sub-networks during severe voltage fluctuations or ground potential shifts.

Frequently Asked Questions

Q: How does the module handle maintenance replacement without system interruption?

A: The module supports hot-swappable installation within dual-redundant rack configurations, allowing field technicians to replace an active unit while secondary hardware maintains system bus power and signal transmission.

Q: What power input tolerances are permitted during operational supply fluctuations?

A: The unit accepts a nominal 24 VDC supply with an operating input envelope between 21.6 VDC and 31.2 VDC while generating a regulated +5.1 VDC output for local bus logic.

Field Installation Guidelines

Mount the module securely in designated rack slots, verifying that all physical card guide mechanisms engage completely.
Verify ground connection integrity by terminating cabinet ground leads to dedicated earth studs, preventing stray ground loops across fieldbus cable shields.
Maintain clear thermal boundary clearances around the IP56 enclosure to facilitate adequate convection cooling across the full operating range of -20 deg C to +60 deg C.
Inspect field power wiring terminals to confirm correct wire gauge selection and apply recommended terminal screw tightening torque to prevent loose connections.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.