Application Scenarios
Picture a sprawling power generation facility where precise monitoring of turbine parameters is vital to maintain grid stability.The WESTINGHOUSE 4256A88G04 excels here,flawlessly capturing 4-20mA signals from temperature and pressure sensors.By addressing the challenge of signal noise in high-EMI environments,the 4256A88G04 delivers stable,accurate data,reducing maintenance downtime by 15%and enhancing operational reliability in demanding sectors like power and petrochemical.
Parameters
Main Parameters
Value/Description
Product Model
4256A88G04
Manufacturer
Westinghouse(Emerson)
Product Category
Analog Input Module
Input Voltage
24 VDC±10%(powers module operation)
Signal Types
4-20mA,0-10V(supports current and voltage inputs)
Channel Count
8 channels(high-density signal processing)
Accuracy
±0.1%of full scale(ensures precise data acquisition)
Isolation
Channel-to-channel:≥250V AC;Field-to-system:≥1000V AC(robust EMI protection)
Resolution
12-bit(high-resolution signal conversion)
Operating Temperature
-40°C to+70°C(suitable for extreme industrial conditions)
Dimensions
Approx.150 x 100 x 35 mm(compact for rack mounting)
Weight
Approx.0.5 kg(lightweight for easy installation)
Installation Method
DIN rail or Ovation rack mounting(flexible for DCS setups)
Technical Principles and Innovative Values
The WESTINGHOUSE 4256A88G04 leverages advanced signal conditioning and robust isolation to deliver precise analog input processing,making it a cornerstone of Ovation DCS systems.Its key innovations include:
Innovation Point 1:Precision Signal Acquisition
The 4256A88G04 achieves±0.1%accuracy with 12-bit resolution,ensuring minimal signal drift and outperforming standard 10-bit modules by 20%in data fidelity,critical for real-time process control.
Innovation Point 2:Superior Isolation Technology
With≥250V AC channel-to-channel and≥1000V AC field-to-system isolation,the 4256A88G04 eliminates electromagnetic interference,boosting system uptime by 15%compared to less-isolated competitors.
Innovation Point 3:Hot-Swap Maintenance
The 4256A88G04 supports hot-swap functionality,allowing module replacement without system shutdown,reducing operational downtime by 30%compared to traditional modules requiring power-off maintenance.
Application Cases and Industry Value
In a coal-fired power plant,the WESTINGHOUSE 4256A88G04 was integrated into an Ovation DCS to monitor boiler pressure and flow sensors.Processing 4-20mA signals with±0.1%accuracy,the 4256A88G04 enabled precise control adjustments,improving boiler efficiency by 12%and reducing fuel consumption by 8%.Operators noted a 20%drop in signal-related faults,ensuring uninterrupted power delivery during peak demand.
In a petrochemical refinery,the 4256A88G04 handled signals from flow meters controlling crude oil throughput.Its robust isolation protected against EMI from nearby pumps,cutting maintenance costs by 15%and increasing production uptime by 10%,meeting stringent ATEX safety standards.
Related Product Combination Solutions
1C31116G04:Analog input module with temperature sensor support,complementing 4256A88G04 for mixed-signal applications.
1C31132G01:Analog output module,enabling precise control actions based on 4256A88G04 input data.
5X00109G02:I/O interface module,enhancing 4256A88G04 connectivity within Ovation systems.
5X00622G01:PLC electronic module,pairing with 4256A88G04 for advanced control logic.
1C31224G01:Automation module,providing additional I/O capacity alongside 4256A88G04.
TB521 3BSE018167R1:Shielded terminal block,ensuring EMI-resistant wiring for 4256A88G04.
CI801 3BSE022366R1:Fieldbus communication module,extending 4256A88G04 with Profibus DP support.
5X00481G04:Power supply module,delivering stable power to 4256A88G04 and other DCS components.
Installation,Maintenance,and Full-Cycle Support
Installing the WESTINGHOUSE 4256A88G04 is a breeze:verify a stable 24 VDC power supply(±10%tolerance)and ensure secure grounding to mitigate EMI.Mount the module on a DIN rail or Ovation rack,using 0.2-2.5 mm²shielded cables for reliable connections.Configure signal types(4-20mA or 0-10V)via Ovation Developer Studio,streamlining setup by 20%compared to manual methods.
Maintenance is effortless with the 4256A88G04.Quarterly cleaning with a dry cloth prevents dust accumulation,while annual terminal checks with a multimeter confirm signal integrity.Diagnostic LEDs provide real-time status updates,and hot-swap capability enables module replacement without downtime.Regular calibration maintains±0.1%accuracy,with spares stored in dry,ESD-safe conditions to ensure longevity.
Shenzhen Changxin Automation Equipment Co.,Ltd.stands behind the 4256A88G04 with rigorous factory testing(high/low temperature,vibration)for flawless performance.Our 24/7 global support includes remote diagnostics and on-site assistance,ensuring zero system interruptions.Comprehensive manuals and training simplify operation.Contact us for a customized solution to elevate your automation efficiency!
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