Description
The EMERSON 1C31169G02 is a high-performance I/O Communication Module for Emerson’s DeltaV™ S-series Distributed Control System (DCS), designed to enable seamless data exchange between controllers and field devices in industrial automation environments. As a critical component of the DeltaV architecture, this module interfaces with CHARM I/O cards to process signals from sensors, valves, and transmitters while supporting real-time control functions. The 1C31169G02 operates on a 100 Mbps Ethernet backbone, ensuring deterministic communication for process loops requiring fast scan times (<100>1C31166G02), this non-redundant version offers a cost-optimized solution for applications where full hardware duplication is not mandated, such as utility systems or batch processing.
Engineered for reliability, the module features industrial-grade components rated for continuous operation in temperatures from -40°C to +70°C with IP30 protection against dust and moisture. Its integration with DeltaV’s electronic marshalling technology eliminates traditional cross-wiring, reducing installation time by 30% while enabling flexible I/O reconfiguration via software. The EMERSON 1C31169G02 also includes embedded diagnostics for network health monitoring and supports HART® protocol pass-through for smart device management, making it indispensable for pharmaceutical manufacturing, water treatment, and chemical processing plants seeking to balance performance with budget constraints.

EMERSON 1C31169G02
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | EMERSON 1C31169G02 |
| Manufacturer | Emerson Automation Solutions |
| Product Type | I/O Communication Module (Non-Redundant) |
| System Compatibility | DeltaV S-series DCS |
| I/O Interface | Supports 24 CHARM I/O points |
| Communication Protocol | Ethernet (IEEE 802.3) |
| Data Transfer Rate | 100 Mbps |
| Isolation | 1,500 VAC channel-to-backplane |
| Power Supply | 24 VDC ±10% (via DeltaV bus) |
| Power Consumption | 4.5 W (typical) |
| Operating Temperature | -40°C to +70°C |
| Humidity Tolerance | 5–95% non-condensing |
| Certifications | ATEX, IECEx, cFMus, RoHS |
Main Features and Advantages
Deterministic Data Processing: The 1C31169G02 achieves sub-100 ms scan cycles for analog/digital I/O, enabling precise control of fast-acting processes like pH neutralization or pressure relief. Integrated signal conditioning eliminates external transmitters for RTD/thermocouple inputs, reducing hardware costs by 25%.
Electronic Marshalling Integration: Directly interfaces with DeltaV CHARMs to enable “any I/O to any controller” flexibility. Field devices can be reassigned in software without rewiring – a breakthrough for batch recipe changes or system expansions. The EMERSON 1C31169G02 supports mixed I/O types (AI/AO/DI/DO) on a single module, cutting cabinet space requirements by 40%.
Advanced Diagnostics and Maintenance: Continuous health monitoring tracks packet loss, latency, and signal integrity. Predictive algorithms flag degrading components before failure, while hot-swap capability allows replacement in under 30 seconds without process interruption. Front-panel LEDs provide instant status visibility for power, network activity, and faults.
Application Field
The EMERSON 1C31169G02 excels in process automation where cost efficiency complements reliability:
Pharmaceutical Manufacturing: Controls utilities (HVAC, purified water) in GMP facilities, maintaining ±1°C temperature stability in cleanrooms.
Food & Beverage: Manages pasteurization timing and filling line synchronization with 10 ms response accuracy.
Water Treatment: Monitors filter backwash cycles and chemical dosing pumps in municipal plants.
Chemical Processing: Regulates non-critical reactor cooling loops and tank agitation sequences.
Renewables: Interfaces with solar inverter telemetry and wind turbine lubrication systems.

EMERSON 1C31169G02
Related Products
EMERSON 1C31166G02: Redundant version with automatic failover capability.
EMERSON 1C31203G01: 8-channel CHARM I/O base unit for 1C31169G02.
EMERSON SD-SDIM4-4: 4-point digital input CHARM module.
EMERSON 1C31232G02: DeltaV S-series controller for logic execution.
EMERSON 1C31197G01: Power supply module for DeltaV racks.
EMERSON 1C31169G01: Legacy variant with lower temperature rating.
EMERSON DeltaV SIS: Safety controller for SIL 2/3 applications.



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