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Introduction:
The Emerson KJ3002X1-BG2 12P1731X032 Thermocouple Analog Input Module is a versatile and reliable solution for integrating thermocouple sensors into industrial process control systems. It is part of Emerson’s DeltaV™ digital automation platform and is designed to provide accurate, real-time temperature measurements for critical applications in a variety of industries. This module is engineered for high-performance, offering excellent noise immunity and signal conditioning features that make it ideal for demanding environments where precision and reliability are key.
The module supports a wide range of thermocouple types, ensuring compatibility with a broad spectrum of temperature sensing applications. The 12P1731X032 variant provides 8 isolated channels for thermocouple inputs, making it suitable for both low and high-temperature monitoring needs. With built-in cold junction compensation, the KJ3002X1-BG2 ensures that external temperature variations do not interfere with readings, improving the overall accuracy of the system.
This module is commonly used in industries such as oil and gas, petrochemicals, power generation, and manufacturing, where temperature control is vital for process optimization, safety, and regulatory compliance.
Specifications:
| Parameter | Details |
|---|---|
| Model | KJ3002X1-BG2 12P1731X032 |
| Product Type | Thermocouple Analog Input Module |
| Channels | 8 isolated channels |
| Supported Thermocouple Types | B, E, J, K, N, R, S, T |
| Cold Junction Compensation | Yes (integrated) |
| Signal Resolution | 16-bit |
| Signal Update Rate | 100 ms (per channel) |
| Isolation | Channel-to-channel and channel-to-bus |
| Power Supply Voltage | 24 VDC (from DeltaV backplane) |
| Operating Temperature Range | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Vibration and Shock Rating | IEC 60068-2 standards |
| Mounting | DIN Rail (standard) |
| Dimensions (L x W x H) | 107 x 41 x 105 mm |
| Weight | 0.281 kg |
| Certifications | CE, ATEX, CSA, UL, FM |
Applications:
The KJ3002X1-BG2 12P1731X032 Thermocouple Analog Input Module is designed for use in a wide variety of industrial applications, primarily those involving temperature monitoring and control. Some of the key applications include:
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Oil and Gas: Monitoring temperatures in refining processes, reactors, and pipeline heat tracing to ensure safety and operational efficiency.
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Power Generation: Measuring temperatures in turbines, boilers, and heat exchangers to ensure optimal performance and prevent overheating.
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Chemical and Petrochemical Industries: Ensuring that the temperature remains within safe limits in reactors, distillation columns, and other high-temperature processing equipment.
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Pharmaceuticals: Monitoring temperature in clean rooms, storage conditions, and manufacturing processes to comply with stringent regulatory standards.
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Food and Beverage: Maintaining precise temperature control during cooking, sterilization, and storage of food products to guarantee safety and quality.
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Metals and Mining: Temperature control in furnaces, smelters, and other high-heat industrial processes.
Advantages:
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Precision and Accuracy: The KJ3002X1-BG2 offers 16-bit resolution, ensuring highly accurate temperature measurements with minimal deviation.
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Wide Thermocouple Support: This module is compatible with a wide range of thermocouple types (B, E, J, K, N, R, S, T), providing flexibility across various applications.
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Built-in Cold Junction Compensation: Integrated cold junction compensation ensures temperature readings remain accurate, regardless of the ambient temperature fluctuations.
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Channel Isolation: The module features channel-to-channel and channel-to-bus isolation, which prevents cross-talk and signal interference, ensuring reliable data collection.
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Industrial Durability: With a rugged design and compliance with industry standards such as IEC 60068 for vibration and shock, the module is built to withstand harsh industrial environments.
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Easy Integration: The module integrates seamlessly into the DeltaV™ system, minimizing installation complexity and setup time.
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Hot Swap Capability: The KJ3002X1-BG2 can be replaced without the need to shut down the system, improving system uptime and reducing maintenance costs.
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Energy Efficiency: Designed for low power consumption, making it an energy-efficient choice for continuous operation.
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Global Certifications: With certifications including CE, UL, CSA, FM, and ATEX, it is suitable for use in a wide range of global industrial settings.
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Reduced Wiring Complexity: The module’s DIN rail mount design and modular nature reduce wiring complexity and facilitate quick installation and replacement.
FAQ (Frequently Asked Questions):
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What types of thermocouples are compatible with the KJ3002X1-BG2 module?
It supports B, E, J, K, N, R, S, and T thermocouple types. -
How many channels does the KJ3002X1-BG2 module support?
The module has 8 isolated channels for thermocouple inputs. -
Does the module feature cold junction compensation?
Yes, it has built-in cold junction compensation to improve accuracy. -
What is the signal resolution of the module?
The module provides a 16-bit resolution for precise temperature readings. -
What is the power supply voltage requirement?
The module requires 24 VDC, supplied from the DeltaV backplane. -
Can the KJ3002X1-BG2 module be replaced without shutting down the system?
Yes, the module is hot-swappable, allowing for replacement without system downtime. -
What is the temperature range for operating and storing the module?
The operating temperature range is -40°C to +70°C, and the storage temperature range is -40°C to +85°C. -
Is the module suitable for outdoor installation?
While the module is rugged, it should be installed in protected environments to prevent exposure to harsh weather conditions. -
Does the module offer channel isolation?
Yes, the module provides both channel-to-channel and channel-to-bus isolation to prevent signal interference. -
What certifications does the KJ3002X1-BG2 module have?
The module is certified for CE, UL, CSA, FM, and ATEX compliance.
Related Models from the Same Series:
| Model | Description | Channels | Input Type | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| KJ3002X1-BG1 | Thermocouple Analog Input Module | 4 | Thermocouple | 140 x 50 x 130 | 0.48 |
| KJ3002X1-BA1 | RTD Analog Input Module | 8 | RTD | 140 x 50 x 130 | 0.52 |
| KJ3002X1-BD1 | Mixed Analog Input Module | 8 | TC & mV | 140 x 50 x 130 | 0.52 |
| KJ3002X1-BB1 | Analog Input Module | 4 | 4-20mA/Voltage | 140 x 50 x 130 | 0.50 |
| KJ4002X1-NA1 | High-Density Analog Input Module | 16 | 4-20mA | 150 x 55 x 135 | 0.55 |
| KJ3005X1-BB1 | Analog Output Module | 8 | Current Output | 140 x 50 x 130 | 0.50 |
Popular Emerson Modules:
| Model | Description | Function | Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| KJ3001X1-BB1 | Analog Input Module | 4-20mA/Voltage Input | 8 | 140 x 50 x 130 | 0.50 |
| KJ4001X1-NA1 | High-Density AI Module | Analog Input | 16 | 150 x 55 x 135 | 0.55 |
| KJ3005X1-BA1 | Analog Output Module | Current Output | 8 | 140 x 50 x 130 | 0.50 |
| KJ4010X1-BF1 | Discrete Input Module | Digital Input | 16 | 130 x 45 x 125 | 0.45 |
| KJ4020X1-AB1 | Relay Output Module | Digital Output | 8 | 130 x 45 x 125 | 0.47 |
| KJ4002X1-BG1 | Thermocouple Input Module | Thermocouple | 8 | 140 x 50 x 130 | 0.52 |
