NFAT141-S01 Yokogawa Analog Input Modules

NFAT141-S01 YOKOGAWA STARDOM 16-Channel Voltage Module

NFAT141-S01 YOKOGAWA STARDOM 16-Channel Voltage Module

Availability: 10 left in stock

YOKOGAWA NFAT141-S01 Analog Input Module Configured for 16-channel analog voltage signal acquisition in Yokogawa STARDOM FCN controllers, the YOKOGAWA NFAT141-S01...

SKU: NFAT-141-S01

Manufacturer: Yokogawa
Product No.: NFAT-141-S01
Product Type: Analog Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA NFAT141-S01 Analog Input Module

Configured for 16-channel analog voltage signal acquisition in Yokogawa STARDOM FCN controllers, the YOKOGAWA NFAT141-S01 (NFAT141 Analog Input Module) provides direct physical/electrical execution. The hardware processes 1-5 VDC output signals from analytical instruments and field transmitters, converting physical variables into digitized system variables across a common-ground channel architecture.

Suffix Breakdown & Model Matrix

Base Model	Suffix Code	Functional Designation
NFAT141	-S01	Standard hardware revision for 1-5 VDC 16-channel input processing

Hardware Specifications

Parameter	Specification
Model	NFAT141-S01
Brand	Yokogawa
Origin	Japan
Weight	0.3 kg
Dimensions	2.2 cm x 12.4 cm x 12.6 cm
Operating Temp	-20 to +60 deg C
Power Consumption	Max 450 mA @ 5 VDC (backplane powered)
Channel Capacity	16 channels (common-ground architecture)
Signal Range	1-5 VDC
A/D Conversion	16-bit resolution
Accuracy	+/-0.1% of full scale
Input Impedance	>= 1 Mohm
Data Refresh Cycle	10 ms
Isolation	1500 VAC (between inputs and system logic backplane)

Process Control & DCS Backplane Interfacing

The module incorporates 1500 VAC isolation between the field input terminals and the primary backplane logic, preventing high-voltage field spikes from propagating to the controller. While using a shared common-ground design across channels, the input stage features an input impedance >= 1 Mohm to eliminate loading errors on connected 1-5 VDC transmitter loops. High-resolution 16-bit analog-to-digital converters continuously process incoming variables, transmitting refreshed process data every 10 ms across the internal system bus.

Frequently Asked Questions

Q: How does the module handle signal degradation caused by long input wiring runs?

A: The high input impedance of >= 1 Mohm minimizes current draw from the signal source, preserving voltage amplitude across 1-5 VDC signal paths.

Q: Can this module accept direct 4-20 mA current signals without external signal conditioning?

A: No, the module natively accepts 1-5 VDC signals; interfacing 4-20 mA loops requires external 250 ohm precision resistors across the input terminals.

Q: Is online replacement supported if a channel fault occurs during operation?

A: Yes, the module supports hot-swapping within the controller node unit, allowing technicians to swap hardware without interrupting backplane power to adjacent I/O modules.

Field Installation Guidelines

Insert the module vertically into an open slot on the STARDOM FCN base rack until the rear connector seats into the backplane, then tighten the top retaining screw to establish chassis ground continuity. Verify that ambient temperatures within the enclosure remain between -20 and +60 deg C.

Route 1-5 VDC signal wires through dedicated low-voltage wiring troughs, keeping them isolated from high-voltage AC lines by at least 300 mm. Terminate all signal wiring shielding to a single grounding point at the cabinet entry point to prevent ground potential loops across the common-ground channel architecture.

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