Description
The
Emerson 1C31166G02 is a high-performance automation spare part designed to enhance the reliability and efficiency of industrial control systems. As a key component in Emerson’s extensive portfolio of automation solutions, the
1C31166G02 is engineered to meet the rigorous demands of modern industrial environments, ensuring seamless integration and stable operation.
This model serves as a critical interface module, facilitating data communication and signal processing between different components of a control system. Its primary functions include signal conditioning, protocol conversion, and real-time data transmission, making it an essential asset for maintaining optimal system performance. The Emerson 1C31166G02 is built to withstand harsh conditions, such as fluctuating temperatures, electrical noise, and mechanical vibrations, making it suitable for use in challenging industrial settings.
Parameter |
Specification |
Model Number |
1C31166G02 |
Brand |
Emerson |
Type |
Communication Interface Module |
Power Supply |
24VDC ±10% |
Power Consumption |
≤5W |
Communication Interfaces |
Ethernet (10/100Mbps), RS-485, RS-232 |
Operating Temperature |
-40°C to +70°C |
Storage Temperature |
-40°C to +85°C |
Humidity Resistance |
5% to 95% non-condensing |
Compatibility |
Compatible with Emerson’s Ovation™ and DeltaV™ systems |

1C31166G02
The Emerson 1C31166G02 stands out for its exceptional reliability, with a mean time between failures (MTBF) exceeding 100,000 hours, minimizing downtime and maintenance costs. Its modular design allows for quick installation and replacement, reducing system downtime during upgrades or repairs.
One of its key features is advanced error correction and diagnostic capabilities, which continuously monitor signal integrity and system health. This proactive approach to fault detection ensures prompt identification of issues, enabling timely interventions to prevent costly disruptions. Additionally, the module supports multiple communication protocols, enhancing its versatility across different control system architectures.
The 1C31166G02 is widely used in industries such as power generation, chemical processing, manufacturing, and oil and gas, where precise control and reliable data communication are critical. It is commonly employed in distributed control systems (DCS) and programmable logic controllers (PLCs) to facilitate seamless interaction between field devices, control modules, and human-machine interfaces (HMIs).
In a recent application for a large-scale chemical plant, the Emerson 1C31166G02 was integrated into a DCS to manage data exchange between sensors, actuators, and the central control unit. The module’s robust design and high-speed communication capabilities helped improve the plant’s operational efficiency by 15%, while its diagnostic features reduced unplanned downtime by 20%.
When compared to similar interface modules on the market, the Emerson 1C31166G02 offers superior temperature resistance and a wider range of compatible protocols, making it a more versatile choice for complex industrial setups. Its advanced diagnostic tools and long MTBF also position it as a leader in reliability, outperforming many alternatives that lack such comprehensive monitoring capabilities.

1C31166G02
When selecting the Emerson 1C31166G02, consider the following factors:
- Compatibility: Ensure it aligns with your existing control system architecture, particularly if using Emerson’s Ovation™ or DeltaV™ platforms.
- Environmental Requirements: Verify that the module’s temperature and humidity ratings match your operational environment, especially for harsh industrial settings.
- Communication Needs: Check if its supported protocols (Ethernet, RS-485, RS-232) match the connectivity requirements of your field devices and control network.
- Installation: Always power down the system before installing or replacing the module to avoid electrical damage.
- Maintenance: Regularly clean the module to prevent dust accumulation, which can affect heat dissipation and performance.
- Software Configuration: Ensure firmware is updated to the latest version provided by Emerson to leverage the most recent features and security patches.
- Handling: Use static-protective equipment when handling the module to prevent electrostatic discharge (ESD) damage.
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