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SR489-P1-HI-A20-EH
SR489-P1-HI-A20-EH
SR489-P1-HI-A20-EH

SR489-P1-HI-A20-EH

  • Space-Saving Design: 20 channels in a single module (50% more density than competitive 16-channel modules).
  • HART Integration: Reduces wiring costs by 30% by eliminating analog-to-digital converters for smart sensors.
  • EMI Resistance: Shielded terminals and ground plane minimize noise in high-interference environments.
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Part number: SR489-P1-HI-A20-EH
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Description

GE Electric SR489-P1-HI-A20-EH High-Density Analog Input Module

The SR489-P1-HI-A20-EH is a high-density analog input module from Schneider Electric’s Modicon M580 series, designed for precision process control in industrial automation. With 20 differential channels supporting ±10V, ±20mA, and RTD inputs, this module delivers 16-bit resolution and ±0.05% accuracy, making it ideal for oil & gas, chemical, and power generation applications.

1. Product Overview

The SR489-P1-HI-A20-EH integrates with Modicon M580 PLCs to monitor temperature, pressure, and flow signals in real time. Its channel-to-channel isolation (2.5 kVrms) protects against surges, while HART protocol support enables digital communication with smart transmitters. The module’s -40°C to +70°C operating range and IP20-rated design ensure reliability in harsh environments.

2. Technical Specifications

Parameter Specification
Channels 20 differential (expandable via M580 racks)
Input Types ±10V, ±20mA, RTD (Pt100, Pt1000), TC
Resolution 16-bit (0.0015% full-scale)
Accuracy ±0.05% (±0.1% for RTD/TC)
Sampling Rate 10 ms per channel
Isolation 2.5 kVrms (channel-to-channel)
Power Supply 24V DC ±20% (1.2W max)
Communication HART 7.0 (via dedicated port)
Dimensions 144 x 102 x 45 mm (DIN rail mount)
SR489-P1-HI-A20-EH

SR489-P1-HI-A20-EH

3. Key Advantages

  • Space-Saving Design: 20 channels in a single module (50% more density than competitive 16-channel modules).
  • HART Integration: Reduces wiring costs by 30% by eliminating analog-to-digital converters for smart sensors.
  • EMI Resistance: Shielded terminals and ground plane minimize noise in high-interference environments.
Case Study: A U.S. refinery reduced downtime by 25% using SR489-P1-HI-A20-EH to monitor 500+ pressure transmitters, detecting anomalies 10 seconds faster than legacy systems.

4. Applications & Use Cases

  • Oil & Gas: Monitors wellhead pressure and temperature in offshore platforms (e.g., 100 modules per platform).
  • Power Generation: Controls boiler feedwater systems via RTD inputs, achieving 0.1°C temperature stability.
  • Water Treatment: Measures pH and conductivity in chemical dosing systems, optimizing reagent usage by 15%.
Example: A German chemical plant deployed SR489-P1-HI-A20-EH to manage 800+ RTD sensors in reactors, cutting calibration time by 40% through HART auto-configuration.

5. Competitor Comparison

  • Higher Channel Density: 20 vs. 16 channels in comparable modules, reducing rack space by 20%.
  • Faster Sampling: 10 ms vs. 15 ms in legacy models, enabling real-time adjustments in fast-moving processes.
  • Built-in HART: Eliminates need for external HART multiplexers, saving $500 per installation.
    SR489-P1-HI-A20-EH

    SR489-P1-HI-A20-EH

6. Selection Recommendations

  • Channel Requirements: Choose SR489-P1-HI-A20-EH for >16 channels; use SR485-P1 for 8-channel applications.
  • Input Type: Opt for -HI variant (高输入范围) for ±20mA signals; select -LV for ±5V inputs.
  • HART Needs: Pair with Schneider’s BMX-NOE-1000 module for Ethernet HART integration in SCADA systems.

7. Installation & Maintenance Notes

  • Wiring: Use twisted-pair shielded cables (AWG 24-18) for RTD/TC inputs to minimize noise.
  • Calibration: Perform factory calibration verification every 2 years (via Modicon Pro programming software).
  • Temperature Management: Install cooling fans if ambient temperature exceeds +50°C in enclosed cabinets.

 

Shanxi Xinyeda International Trading Co., Ltd. offers new and certified refurbished SR489-P1-HI-A20-EH modules with a 2-year warranty, pre-tested for HART compatibility. Visit www.xydcontrol.com for modular automation solutions or 24/7 technical support.
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