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Product Introduction
The Ovation 1C31129G33 Analog Output Module is a critical component within Emerson’s Ovation Distributed Control System (DCS). This module is designed to convert digital control signals from the Ovation controller into precise analog outputs, providing reliable interface between the control system and field devices such as actuators, variable-speed drives, control valves, and instrumentation.
With its high-resolution output and robust signal accuracy, the 1C31129G33 enables precise control over a wide range of industrial processes. It supports the scalable architecture of Ovation DCS, allowing seamless expansion and flexible configuration in complex industrial environments. The module’s compact size, rugged construction, and advanced diagnostics make it well-suited for mission-critical applications in industries where uptime and performance are paramount.
Product Specifications
| Parameter | Specification |
|---|---|
| Model Number | 1C31129G33 |
| Product Type | Analog Output Module |
| Channels | 8 Analog Output Channels |
| Output Range | 4–20 mA / 0–10 V (software configurable) |
| Resolution | 16-bit DAC |
| Accuracy | ±0.1% of full scale |
| Isolation | Channel-to-channel and channel-to-ground |
| Power Supply | 24 V DC nominal |
| Diagnostic Features | Self-diagnostics, fault detection |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | 5% to 95% non-condensing |
| Dimensions (HxWxD) | 160 x 45 x 200 mm |
| Weight | 1.2 kg |
| Mounting | DIN rail or standard Ovation chassis |
Applications
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Power Generation: Precise control of turbines, boilers, feedwater pumps, and auxiliary systems.
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Chemical & Petrochemical: Modulation of control valves and actuators for complex batch or continuous processes.
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Oil & Gas: Remote control of pipeline actuators, compressors, and process skids.
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Water & Wastewater Treatment: Control of pumps, valves, chemical dosing systems.
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Pulp & Paper: Regulation of flow rates, steam systems, and process drives.
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Food & Beverage: Control of flow, temperature, and batch processes in hygienic environments.
Advantages
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High Precision Control: 16-bit resolution and ±0.1% accuracy ensures optimal analog signal fidelity.
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Flexible Output Configuration: Supports multiple output ranges (current or voltage), configurable via software.
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Advanced Diagnostics: Built-in diagnostics simplify troubleshooting and maintenance, enhancing system uptime.
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Modular Scalability: Seamlessly integrates into expanding Ovation DCS architectures.
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Robust Construction: Withstands vibration, electrical noise, and harsh industrial conditions.
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Electrical Isolation: Channel isolation ensures safe and reliable operation in complex control environments.
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Reduced Downtime: Hot-swappable design allows module replacement without system shutdown.
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Energy Efficient: Designed for low power consumption without sacrificing performance.
Frequently Asked Questions (FAQ)
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What field devices can be connected to the 1C31129G33 Analog Output Module?
This module can be used to control a variety of field devices, including actuators, valve positioners, VFDs (variable frequency drives), and process instrumentation that requires analog control signals. -
How do I configure the output range on this module?
The output range (4–20 mA or 0–10 V) is configured via software tools provided within the Ovation DCS system configuration suite. -
Does this module provide fault notification for failed outputs?
Yes, the module is equipped with self-diagnostics and will generate an alarm if an output channel fault or internal error is detected. -
Can I replace this module without shutting down the control system?
Yes, the 1C31129G33 supports hot-swap replacement, allowing maintenance personnel to replace the module while the system remains operational. -
How does this module ensure electrical isolation?
Each analog output channel is electrically isolated from other channels and from ground, which enhances system protection and prevents cross-channel interference. -
Is the module suitable for use in high-vibration environments?
Yes, it is specifically designed and tested to perform reliably in industrial environments where vibration, electrical noise, and temperature fluctuations are common. -
What is the module’s diagnostic capability?
In addition to detecting channel faults, the module monitors for internal temperature issues, communication failures, and abnormal output conditions. -
How is the module physically mounted?
It is designed for DIN rail mounting or can be installed in a standard Ovation system chassis, providing flexible integration into your system. -
Is this module compatible with legacy Ovation controllers?
The 1C31129G33 is backward-compatible with most Ovation controller versions; however, it is always best practice to verify exact firmware and system version compatibility. -
What certifications or standards does the module meet?
The module meets industrial EMC, CE, and safety standards required for process industries such as power, oil & gas, chemical, and water treatment.
Related Models (Same Series / Similar Functionality)
| Model Number | Description | Channels | Output Type | Weight (kg) | Dimensions (HxWxD mm) |
|---|---|---|---|---|---|
| 1C31129G05 | Analog Output Module (Standard) | 8 | 4–20 mA / 0–10 V | 1.2 | 160 x 45 x 200 |
| 1C31129G33 | Analog Output Module (Advanced) | 8 | 4–20 mA / 0–10 V | 1.2 | 160 x 45 x 200 |
| 1C31129G38 | Analog Output Module | 8 | 4–20 mA | 1.2 | 160 x 45 x 200 |
| 1C31129G46 | Analog Output Module | 8 | 4–20 mA / 0–10 V | 1.2 | 160 x 45 x 200 |
| 1C31132G01 | Analog Output Module | 16 | 4–20 mA | 1.4 | 170 x 50 x 220 |
| 1C31116G01 | Analog Input Module | 8 | 0–10 V / 4–20 mA | 1.1 | 160 x 45 x 200 |
Popular Models from Ovation (Emerson) Brand
| Model Number | Description | Function | Weight (kg) | Dimensions (HxWxD mm) |
|---|---|---|---|---|
| 1C31116G01 | Analog Input Module | Analog signal acquisition | 1.1 | 160 x 45 x 200 |
| 1C31125G02 | Digital Output Module | Discrete signal control | 1.0 | 140 x 45 x 190 |
| 1C31110G03 | CPU Controller Module | Central controller | 1.8 | 180 x 55 x 220 |
| 1C31234G01 | Network Communication Module | Ethernet/fieldbus interface | 1.2 | 160 x 45 x 210 |
| 1C31203G01 | Digital Input Module | Digital signal acquisition | 1.0 | 140 x 45 x 190 |
| 1C31129G33 | Analog Output Module | Analog signal output | 1.2 | 160 x 45 x 200 |
