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Product Overview
The OVATION 1C31125G01 is a high-performance analog output module designed for use within Emerson’s Ovation Distributed Control System (DCS). It provides precise analog signal outputs that are essential for controlling actuators and analog devices in critical industrial automation applications. With its robust construction and advanced signal conditioning capabilities, this module is ideal for complex control loops in process industries, including power generation, oil & gas, chemical, and water treatment facilities.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Analog Output Module |
| Part Number | 1C31125G01 |
| Output Channels | 8 Analog Outputs |
| Output Signal Range | 4–20 mA or 0–10 VDC (software configurable) |
| Load Resistance | 0–750 Ohms (current mode) |
| Resolution | 12-bit D/A conversion |
| Isolation Voltage | 1500 VDC channel-to-bus |
| Accuracy | ±0.1% of full scale |
| Diagnostic Capability | Yes, per channel diagnostics |
| Module Type | I/O Module (analog output) |
| Connector Type | Removable terminal block |
| Power Supply Requirement | 24 VDC nominal |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Dimensions | 150 x 120 x 75mm |
| Weight | 1.2 kg |
Product Applications
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Power Plants: Used for turbine valve control, excitation systems, and analog signal regulation for field instruments.
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Oil & Gas: Effective in managing analog outputs to valve actuators and proportional controllers.
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Chemical Processing: Maintains precision in dosing systems, flow regulation, and pH control systems.
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Water/Wastewater: Controls pump speed, valve positioners, and chemical injection systems.
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Steel and Metallurgy: Provides accurate analog control for temperature regulation and material feed systems.
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Pharmaceuticals: Ensures cleanroom equipment and environmental controls maintain stability and precision.
Product Advantages
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High Signal Accuracy: Ensures reliable and repeatable signal transmission essential for precise industrial control.
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Robust Isolation: Electrical isolation between channels and bus enhances system safety and signal integrity.
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Built-In Diagnostics: Supports preventive maintenance with per-channel diagnostics and status reporting.
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Flexible Output Configuration: Software-configurable voltage or current output meets diverse application needs.
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Compact Footprint: Slim module profile optimizes rack space in control cabinets.
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Seamless Integration: Fully compatible with Ovation DCS platforms, reducing integration and engineering costs.
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Industrial-Grade Reliability: Engineered for long-term operation in demanding environmental conditions.
Frequently Asked Questions (FAQ)
Q1: What kind of devices can be connected to the 1C31125G01 output?
A1: It can drive analog actuators, valve positioners, I/P converters, and analog meters supporting 4–20 mA or 0–10 VDC.
Q2: Can I configure each output channel independently?
A2: Yes, each output channel is independently configurable for current or voltage mode via software.
Q3: Is the module hot-swappable?
A3: No, for safety and integrity, the module should only be replaced when the system is powered down.
Q4: Does it support diagnostic feedback per channel?
A4: Yes, it provides per-channel diagnostics including fault status and signal confirmation.
Q5: What is the maximum distance for signal transmission?
A5: Typically up to 1000 meters depending on the wiring quality and load conditions.
Q6: Is the module conformal coated?
A6: Yes, it is coated to resist humidity, dust, and corrosive environments.
Q7: Can this module be used in SIL-rated systems?
A7: It can be part of SIL-rated systems if integrated within certified Ovation architectures.
Q8: Does it support remote calibration?
A8: Calibration is performed via the Ovation control software, supporting remote adjustments.
Q9: What’s the resolution of the analog output?
A9: It uses a 12-bit digital-to-analog converter, providing fine control resolution.
Q10: Are there spare parts or repair kits available?
A10: Yes, Emerson provides replacement modules and service parts for maintenance purposes.
Related Models (Same Series or Compatible)
| Model Number | Description |
|---|---|
| 1C31124G01 | 8-Channel Analog Input Module |
| 1C31129G03 | 16-Channel Digital Output Module |
| 1C31122G01 | Analog Input, Thermocouple Support |
| 1C31169G01 | Digital Input Module, Isolated |
| 1C31150G01 | Power Supply Module |
| 1C31116G04 | Controller Processor Module |
Popular Models from Emerson OVATION Series
| Model Number | Function | Signal Type | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1C31110G02 | Analog Input Module | 4–20 mA | 8 | 244 × 186 × 33 | 0.9 |
| 1C31107G02 | Thermocouple Input Module | mV (T/C input) | 8 | 244 × 186 × 33 | 0.95 |
| 1C31099H01 | Digital Output Module | 24 VDC | 16 | 244 × 186 × 33 | 0.85 |
| 1C31189G01 | Relay Output Module | Dry Contact | 8 | 244 × 186 × 33 | 1.0 |
| 1C31194G01 | RTD Input Module | RTD 100Ω | 8 | 244 × 186 × 33 | 0.96 |
| 1C31232G01 | Fiber Optic Interface Module | Fiber (ST Connector) | 1 | 244 × 186 × 33 | 0.9 |
