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Emerson 1C31222G01 Analog Input Module

Name: Emerson 1C31222G01 8-Channel Analog Input Module Emerson 1C31222G01 | XIONGBA
SKU: Emerson 1C31222G01

Product Overview

The Emerson 1C31222G01 is a high-performance 8-channel analog input module designed for Emerson’s Ovation distributed control system platform. This sophisticated module serves as a critical interface between field instrumentation and the control system, providing precise analog signal acquisition for industrial automation applications. The 1C31222G01 offers exceptional signal conditioning capabilities, accepting a wide range of analog input signals including the standard 4-20mA current loop, with an extensive measurement range extending from 0 to 227mA for enhanced flexibility in various industrial scenarios.

Engineered with channel-to-channel isolation, the Emerson 1C31222G01 ensures accurate signal acquisition even in electrically noisy industrial environments, preventing ground loops and signal interference that could compromise measurement integrity. The module’s robust design incorporates advanced protection features that safeguard against common installation errors, including miswiring incidents up to 30VDC. This reliability makes the 1C31222G01 particularly valuable in continuous process industries where uninterrupted operation is critical to production efficiency and safety.

As part of Emerson’s comprehensive Ovation control system ecosystem, the module supports sophisticated system integration features including hot-swappable functionality and redundant configuration options. This modular approach minimizes system downtime during maintenance operations and enhances overall system availability. The Emerson 1C31222G01 represents a crucial component in modern industrial automation architectures, delivering the signal acquisition reliability necessary for precise process control across diverse industrial applications.

Technical Specifications

Parameter Name	Parameter Value
Product Model	1C31222G01
Manufacturer	Emerson
Product Type	8-Channel Analog Input Module
Input Channels	8 isolated channels
Default Measurement Range	4-20mA
Maximum Measurement Range	0-227mA
Power Supply	24VDC
Communication Interfaces	RS-232, RS-485, Ethernet
Input Protection	Withstands miswiring up to ±30VDC
Operating Temperature Range	-20°C to 70°C
Storage Temperature Range	-40°C to 85°C
Relative Humidity	5% to 95% (non-condensing)
Weight	0.38 pounds
Redundancy Support	1:1 redundant configuration
Configuration	No jumper required for power distribution settings
Instrument Compatibility	2-wire and 4-wire transmitters
Diagnostic Features	Wire break, short circuit, over-range detection
Hot Swap Capability	Supported

Main Features and Advantages

The Emerson 1C31222G01 incorporates several advanced features that distinguish it in industrial automation applications. Its channel isolation technology ensures that each of the eight input channels operates independently, preventing cross-channel interference and enabling accurate measurement of multiple signals simultaneously. The module’s flexible configuration allows operation with both two-wire and four-wire field instruments without requiring hardware jumpers, significantly simplifying installation and reducing commissioning time.

Advanced Diagnostic Capabilities: The module features comprehensive diagnostic functions that continuously monitor signal integrity, detecting conditions such as wire breaks, short circuits, and signal over-range situations. Each channel is equipped with individual LED indicators that provide visual status information, enabling quick fault identification and troubleshooting. This proactive maintenance capability reduces downtime and enhances system reliability by allowing operators to address issues before they impact process operations.

The 1C31222G01 demonstrates exceptional resilience through its robust protection circuitry, which can withstand accidental miswiring up to ±30VDC without damage. This protection extends to enhanced models that can survive exposure to 220VAC miswiring when used with reinforced base units. The module’s support for hot-swapping enables replacement without system shutdown, while its redundant configuration capability ensures continuous operation even during maintenance activities. Configurable filter parameters for each channel allow optimization for specific process requirements and noise environments, providing additional application flexibility.

Application Fields

The Emerson 1C31222G01 finds extensive application across numerous industrial sectors requiring precise analog signal acquisition. In power generation systems, the module is employed for monitoring critical parameters including temperature, pressure, and flow rates, contributing to efficient and safe plant operation. The oil and gas industry utilizes the 1C31222G01 for process monitoring in refining operations, pipeline management, and offshore production platforms where reliable signal acquisition is essential for both operational efficiency and safety systems.

Within water and wastewater treatment facilities, the module serves in monitoring process variables such as pH levels, turbidity, and chemical dosing parameters. The 1C31222G01’s robust design makes it suitable for the challenging environments found in chemical processing plants, where it acquires signals from various analytical instruments and process transmitters. In metallurgical and mining applications, the module contributes to process optimization by providing accurate measurement of temperature, pressure, and flow parameters in demanding operating conditions.

The module’s flexibility and reliability also make it appropriate for building automation systems, pharmaceutical manufacturing, and food processing applications. Across these diverse industries, the Emerson 1C31222G01 delivers the signal integrity necessary for precise control loop operation, data acquisition for historical analysis, and compliance reporting requirements. Its comprehensive diagnostic capabilities make it particularly valuable in applications where proactive maintenance is essential for minimizing unplanned downtime.

Emerson 1C31222G01 8-Channel Analog Input Module Emerson 1C31222G01