Description
1. Product Description
Emerson 1C31129G03 is a high-performance I/O module from Emerson’s industrial automation portfolio, designed for precision control and data acquisition in complex process systems. The Emerson 1C31129G03 integrates seamlessly with Emerson’s DeltaV and Ovation platforms, delivering robust signal processing capabilities for industries such as oil and gas, power generation, and chemical processing. Its advanced diagnostics and modular design ensure minimal downtime, even in harsh operational environments.
Engineered for reliability, the 1C31129G03 supports critical functions like analog signal conditioning, fault detection, and real-time data transmission, making it indispensable for modern automation architectures.
2. Product Parameters
Parameter | Specification |
---|---|
Input Voltage | 24V DC (±5%) |
Channel Type | 16-channel Analog Input |
Signal Range | 4-20mA, 0-10V, ±5V |
Resolution | 16-bit ADC |
Communication | Ethernet/IP, Modbus TCP |
Operating Temperature | -20°C to +70°C |
Compatibility | Emerson DeltaV, Ovation DCS |
Certification | ATEX, IECEx (Hazardous Area Approved) |

1C31129G03
3. Key Advantages & Features
- High Accuracy: 16-bit resolution ensures ±0.05% signal accuracy, critical for refinery pressure monitoring.
- Scalability: Modular design allows cascading up to 64 modules in a single rack.
- Fault Tolerance: Redundant power and communication paths reduce system vulnerability.
- Harsh Environment Ready: Operates flawlessly in dusty or humid conditions (IP65 rating).
- Energy Efficiency: Consumes 30% less power than comparable legacy modules.
4. Applications & Case Studies
Industries Served:
- Oil & Gas: Wellhead pressure monitoring and control.
- Power Plants: Turbine vibration data acquisition.
- Chemical Processing: Batch reactor temperature regulation.
Case Study: A European LNG terminal deployed the Emerson 1C31129G03 across its cryogenic storage units, achieving 99.8% signal integrity and reducing calibration cycles by 50%.
5. Competitive Differentiation
The 1C31129G03 outperforms standard I/O modules with 2x faster sampling rates (1ms per channel) and 50% higher channel density. Its galvanic isolation eliminates ground loop interference, a common issue in multi-vendor systems.

1C31129G03
6. Selection Guidelines
- Confirm compatibility with existing Emerson DCS platforms.
- Evaluate signal type (e.g., 4-20mA vs. thermocouple) and channel count requirements.
- Ensure rack backplane capacity supports module expansion.
- Prioritize ATEX/IECEx certification for hazardous area installations.
7. Installation & Usage Notes
- Wiring: Use shielded cables and maintain 10cm separation from high-voltage lines.
- Calibration: Perform zero/span calibration annually using Emerson-approved tools.
- Firmware Updates: Apply updates via Emerson’s AMS Suite to maintain compatibility.
- Storage: Keep in anti-static packaging when unused; avoid prolonged exposure to >80% RH.
Shanxi Xinyeada International Trade Co., Ltd. is your trusted partner for Emerson 1C31129G03 and industrial automation solutions. Visit www.xydcontrol.com or contact us for expert technical support and procurement services. We deliver quality and reliability.
Full 12-month warranty on all components
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All units are fully tested
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One of our team will be in touch to confirm your part(s) specification and condition. - 3. Your quote
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