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The OVATION 1C31129G33 is an advanced analog output module designed for industrial process automation and distributed control systems (DCS). It provides high-precision 0–10 V voltage outputs with comprehensive diagnostic features, ensuring reliable operation in critical industrial processes. This module is ideal for controlling actuators, valves, and other field devices in power plants, chemical plants, and manufacturing facilities.
The 1C31129G33 includes 8 analog output channels with 16-bit resolution, delivering accurate and stable voltage signals. Enhanced diagnostics allow continuous monitoring of each channel’s health and performance. LED indicators per channel provide real-time visual feedback, making troubleshooting straightforward. The module is designed for modular installation in Ovation I/O racks, simplifying integration, maintenance, and system expansion.
| Parameter | Specification |
|---|---|
| Model | OVATION 1C31129G33 |
| Function | 0–10 V Analog Output Module with Diagnostics |
| Brand | Emerson / Ovation |
| Series | 1C311xx I/O Series |
| Output Channels | 8 Analog Channels |
| Resolution | 16 bit |
| Output Range | 0–10 V |
| Accuracy | ±0.05 % |
| Update Rate | 500 Hz |
| Communication Interface | Backplane Bus |
| Protection Rating | IP20 |
| Operating Temperature | -40 °C to +70 °C |
| Dimensions (L×W×H) | 130 mm × 100 mm × 70 mm |
| Weight (approx.) | 0.34 kg – 0.50 kg |
| LED Indicators | Yes, per channel |
| Diagnostics | Full channel monitoring |
| Warranty | 1 year typical |
The OVATION 1C31129G33 is widely used in industries requiring precise analog voltage control, including:
Thermal, nuclear, and combined-cycle power plants
Chemical and petrochemical processing
Oil refining and gas production
Metallurgical process control
Large-scale industrial manufacturing with analog-controlled actuators
Safety-critical systems requiring real-time diagnostics
Its combination of voltage output and advanced diagnostics makes it highly suitable for critical process control applications.
Enhanced Diagnostics: Continuous monitoring of all channels for early fault detection.
High Precision: 16-bit resolution ensures accurate and stable voltage outputs.
Reliability: Operates in harsh industrial conditions with temperature and vibration resilience.
Modular Design: Compatible with Ovation I/O racks, supporting easy installation, maintenance, and system expansion.
Environmental Resistance: Resistant to shock, vibration, and humidity common in industrial environments.
Longevity: Designed for extended operational life and reduced maintenance intervals.
Brand: Emerson (Ovation automation systems)
Series: Ovation 1C311xx I/O module family, including analog input/output, digital input/output, and loop interface modules.
| Model | Function | Typical Parameters |
|---|---|---|
| 1C31129G03 | Analog Output Module (±10 V) | 16 bit, 8 channels, LED diagnostics |
| 1C31129G04 | Analog Output Module (0–20 mA) | 16 bit, 8 channels, current output |
| 1C31129G05 | Analog Output Module (0–10 V) | 16 bit, 8 channels, enhanced diagnostics |
| 1C31129G31 | Analog Output Module (0–10 V / ±10 V) | 16 bit, 8 channels, full diagnostics |
| 1C31129G32 | Analog Output Module (0–20 mA) | 16 bit, 8 channels, full diagnostics |
| Model | Typical Function | Notes |
|---|---|---|
| 1C31161G02 | RTD Input Module | Temperature sensor interface |
| 1C31166G01 | Link Controller (RS-232/RS-485) | Communication interface |
| 1C31169G02 | RS-485 Link Controller | Field communication |
| 1C31157G01 | Sequence of Events Module | Event timing & logging |
| 1C31174G01 | Mixed AI/AO Loop Interface | Combined analog input/output |
Q1: What is the OVATION 1C31129G33 used for?
A1: It is a 0–10 V analog output module with diagnostics, used to control actuators, valves, and other field devices.
Q2: How many channels does it have?
A2: 8 analog output channels.
Q3: What is the output range?
A3: 0–10 V.
Q4: Does it provide diagnostic monitoring?
A4: Yes, full channel monitoring allows early fault detection.
Q5: How does it communicate with the control system?
A5: Through the backplane bus of the Ovation I/O rack.
Q6: What is the operating temperature range?
A6: -40 °C to +70 °C.
Q7: What is the module’s weight?
A7: Approximately 0.34 kg to 0.50 kg.
Q8: Can it be integrated into modular systems?
A8: Yes, it is fully compatible with Ovation modular I/O systems.
Q9: Which industries commonly use this module?
A9: Power generation, chemical, petrochemical, refining, metallurgical, and industrial manufacturing.
Q10: What are the advantages over standard analog output modules?
A10: High precision, real-time diagnostics, environmental resilience, modular integration, and long operational life.