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Product Intro
duction
The Ovation 1C31129G03 Analog Output Module is a key component of Emerson’s Ovation Distributed Control System (DCS), designed to provide highly reliable analog signal output for industrial automation processes. Known for its robust design and high accuracy, this module is specifically built to drive analog actuators such as control valves and variable speed drives by providing continuous current or voltage signals based on control instructions from the DCS.
It is frequently used in high-availability environments such as power generation, water treatment facilities, chemical processing plants, and other critical industrial infrastructures. The module plays a crucial role in maintaining process stability and delivering optimal output performance under demanding operational conditions.
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 1C31129G03 |
| Manufacturer | Emerson |
| System Compatibility | Ovation DCS System |
| Type | Analog Output Module |
| Channels | 8 Analog Output Channels |
| Signal Output Type | 4-20 mA or 0-10 V DC (configurable per channel) |
| Resolution | 12-bit Digital-to-Analog Conversion |
| Isolation | Channel-to-channel and channel-to-bus isolation |
| Output Accuracy | ±0.1% of full scale |
| Response Time | < 10 ms per channel |
| Status Indication | Onboard LED indicators per channel |
| Power Supply | Supplied via system backplane |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% RH non-condensing |
| Mounting Type | Rack-mounted via Ovation backplane |
| Dimensions (L x W x H) | 213 x 25 x 190 mm |
| Weight | 0.907 kg |
| Certifications | CE, UL, CSA, RoHS compliant |
| Hot Swap Capability | Yes |
Product Applications
The 1C31129G03 module is tailored for use in industries that require precise analog control, such as:
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Power Generation: Used for controlling actuators in turbine regulation and boiler management systems.
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Water and Wastewater Treatment: Regulates pump speeds, dosing systems, and pressure controls.
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Chemical and Petrochemical Plants: Provides output signals for variable-speed drives, proportioning valves, and level control systems.
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Manufacturing and Automation: Interfaces with process control equipment such as temperature controllers and pressure regulators.
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Food & Beverage Processing: Delivers analog signals for batching systems, mixers, and temperature control loops.
Product Advantages
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High Signal Accuracy: Ensures precise control with low signal drift and excellent resolution.
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Robust and Reliable: Designed for demanding industrial environments, supporting extended temperature and humidity ranges.
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Hot-Swappable: Allows for replacement without system shutdown, reducing downtime.
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Channel-to-Channel Isolation: Minimizes cross-talk and enhances system safety and performance.
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Flexible Output Configuration: Supports both voltage and current outputs to accommodate diverse field devices.
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Integrated Diagnostics: Onboard status LEDs and diagnostic features simplify maintenance and troubleshooting.
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Seamless System Integration: Fully compatible with Ovation DCS architecture, reducing engineering time.
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Long Product Lifecycle: Backed by Emerson’s long-term product support strategy.
Frequently Asked Questions (FAQ)
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What type of signals does the 1C31129G03 module support?
It supports analog output signals in both 4–20 mA and 0–10 V formats. -
Can this module be hot-swapped?
Yes, it supports hot-swapping for efficient maintenance without process disruption. -
How many analog outputs does it provide?
The module offers 8 individual analog output channels. -
Is the module isolated?
Yes, it provides both channel-to-channel and channel-to-system isolation. -
What industries typically use the 1C31129G03?
Common applications are in power generation, water treatment, and chemical industries. -
Is it compatible with legacy Ovation systems?
Yes, it integrates smoothly with both current and older Ovation DCS systems. -
What is the module’s resolution?
It uses 12-bit digital-to-analog conversion for high-precision output. -
How is the module powered?
Power is supplied via the Ovation system backplane. -
What diagnostic features are available?
Each channel has an LED status indicator; system diagnostics can also be accessed via the control interface. -
What is the response time of the analog output?
The module offers a response time of less than 10 ms per channel, ideal for real-time control systems.
Related or Same-Series Models
| Model Number | Description | Signal Type | Channels | System Compatibility |
|---|---|---|---|---|
| 1C31129G01 | Analog Output Module | 4–20 mA | 8 | Ovation DCS |
| 1C31129G04 | Analog Output, High Accuracy | 0–10 V / 4–20 mA | 8 | Ovation DCS |
| 1C31125G02 | Analog Input Module | 0–5 V, 0–10 V | 8 | Ovation DCS |
| 1C31224G01 | Digital Output Module | 24 V DC | 16 | Ovation DCS |
| 1C31227G01 | Digital Input Module | 24 V DC | 32 | Ovation DCS |
| 1C31116G02 | RTD Input Module | RTD/PT100 | 8 | Ovation DCS |
Popular Emerson Models
| Model Number | Description | Type | Application Area | Compatibility |
|---|---|---|---|---|
| 1C31110G03 | CPU Controller Module | Controller Module | Central control, redundancy | Ovation DCS |
| 1C31234G01 | Serial Interface Module | Communication Module | Fieldbus/serial device interface | Ovation DCS |
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| 1B30035H01 | Network Interface Module | Ethernet Communication | Plant network integration | Ovation DCS |
| 1C31113G01 | I/O Processor Module | I/O Controller | High-speed I/O control | Ovation DCS |
| 1C31194G01 | Analog Input Module | AI Module | Sensor data acquisition | Ovation DCS |
