NFDV551-P10 Yokogawa CENTUM VP FIO Datasheet & Technical Manual

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Yokogawa NFDV551-P10 CENTUM VP/CS 3000 FIO Subsystem The Yokogawa NFDV551-P10, also cataloged as the NFDV551 Digital Output Module, operates as...

SKU: NFDV551-P10

Manufacturer: Yokogawa
Product No.: NFDV551-P10
Product Type: Digital Output Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa NFDV551-P10 CENTUM VP/CS 3000 FIO Subsystem

The Yokogawa NFDV551-P10, also cataloged as the NFDV551 Digital Output Module, operates as a dedicated hardware component for discrete signal switching execution within CENTUM VP / CS 3000 FIO platforms. It delivers 32 independent current-sink transistor output channels to drive external field components such as solenoids, relays, and pilot indicators.

Hardware Specifications

Parameter	Specification
Model	NFDV551-P10
Brand	Yokogawa
Origin	Japan
Weight	0.20 kg
Dimensions	90 x 60 x 30 mm
Operating Temp	-20 to +70 deg C
Power Consumption	700 mA at 5 VDC (Logic Power); 60 mA at 24 VDC (Field Power)
Output Type	Current-sink transistor output
Number of Channels	32 channels (divided into 16-channel groups)
Rated Applied Voltage	24 VDC
Load Voltage Range	20.4 to 26.4 VDC
Maximum Load Current	100 mA per channel at 26.4 VDC
Response Time	3 ms or less
Withstanding Voltage	Output to system: 2000 VAC for 1 minute; Between commons: 500 VAC for 1 minute

4-20 mA HART Loop Protocol & Channel Isolation

This high-density discrete assembly is designed to operate adjacent to 4-20 mA HART loop protocol lines inside consolidated marshalling systems. Optical isolation barriers protect internal system logic by providing a 2000 VAC withstanding voltage baseline between field circuits and the backplane. This arrangement implements distinct channel-to-channel group isolation (500 VAC between individual 16-channel common paths) to prevent cross-talk or inductive back-EMF spikes from destabilizing parallel low-voltage analog telemetry loops.

Frequently Asked Questions

Q: What fallback actions do the transistor outputs execute if communication with the controller is lost?

A: The module contains internal registers that configure three independent fallback behaviors: HOLD (retains the last commanded state), OFF (forces all 32 channels to de-energize immediately), or NO (suspends fallback intervention).

Q: Is this module compatible with direct hot-swapping under live system conditions?

A: Yes, provided it is deployed within a redundant FIO baseplate layout. However, external field wiring cables connected via pressure-clamp terminals or MIL connectors must be handled with care to prevent accidental terminal short-circuits during the extraction sequence.

Field Installation Guidelines

Insert the module into the designated slot of the FIO baseplate and verify that the physical latch hooks engage completely to secure the backplane interface connection.
Keep inductive load field lines separated from low-voltage instrument signals within internal cabinet wire trays to prevent inductive noise injection.
Connect external suppression diodes across all direct current inductive field loads (solenoids, mechanical relays) to suppress back-EMF switching voltage transients.
Terminate the local enclosure subpanel ground wire securely at the dedicated shield/earth terminal to establish an equitable potential ground reference.

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