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- Thermocouple Type J Input: Supports standard Type J thermocouples (Iron–Constantan) for temperature measurement in industrial and laboratory environments.
- Galvanic Isolation: Electrically isolated input ensures protection against ground loops and electrical interference, improving measurement accuracy and system safety.
- High Resolution: 15-bit analog-to-digital conversion provides fine measurement granularity and precise temperature readings.
- Digital Communication Interface: RS485 serial interface with ASCII output format for easy integration into existing communication networks and PLC systems.
- Robust Industrial Design: Engineered for stable operation in harsh environments with electrical noise, temperature fluctuations, and mechanical vibration.
- Compact Form Factor: Designed for DIN rail or panel mounting, optimizing space utilization in control cabinets.
- Ease of Integration: Standardized communication protocol and simple ASCII command structure facilitate quick setup and interoperability with various control systems.
- Low Power Consumption: Efficient internal circuitry minimizes power draw, suitable for large-scale distributed measurement systems.
- High Accuracy and Stability: Internal compensation and linearization for Type J thermocouples ensure consistent and repeatable measurements.
- Flexible Network Configuration: RS485 multi-drop capability allows multiple modules to be connected on a single bus for distributed sensing applications.
- Galvanic Isolation: Electrically isolated input ensures protection against ground loops and electrical interference, improving measurement accuracy and system safety.
- High Resolution: 15-bit analog-to-digital conversion provides fine measurement granularity and precise temperature readings.
- Digital Communication Interface: RS485 serial interface with ASCII output format for easy integration into existing communication networks and PLC systems.
- Robust Industrial Design: Engineered for stable operation in harsh environments with electrical noise, temperature fluctuations, and mechanical vibration.
- Compact Form Factor: Designed for DIN rail or panel mounting, optimizing space utilization in control cabinets.
- Ease of Integration: Standardized communication protocol and simple ASCII command structure facilitate quick setup and interoperability with various control systems.
- Low Power Consumption: Efficient internal circuitry minimizes power draw, suitable for large-scale distributed measurement systems.
- High Accuracy and Stability: Internal compensation and linearization for Type J thermocouples ensure consistent and repeatable measurements.
- Flexible Network Configuration: RS485 multi-drop capability allows multiple modules to be connected on a single bus for distributed sensing applications.
1. Product Overview
- Product Name: Thermoelement J Eingang isoliert, 15Bit, RS485
- Model: C1312
- Series: C13xx Industrial Measurement Interface Series
- Article Number: C1312
- Manufacturer: [Manufacturer not specified in source content; typically associated with industrial automation and sensor interface modules]
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is a precision industrial measurement module designed for accurate temperature acquisition using Type J thermocouples. It provides galvanically isolated input channels, high-resolution analog-to-digital conversion, and robust digital communication via an RS485 interface using ASCII protocol. The device is engineered for integration into distributed control systems, data acquisition networks, and industrial automation environments where reliable and noise-immune temperature measurement is critical.
2. Key Features
- Thermocouple Type J Input: Supports standard Type J thermocouples (Iron–Constantan) for temperature measurement in industrial and laboratory environments.
- Galvanic Isolation: Electrically isolated input ensures protection against ground loops and electrical interference, improving measurement accuracy and system safety.
- High Resolution: 15-bit analog-to-digital conversion provides fine measurement granularity and precise temperature readings.
- Digital Communication Interface: RS485 serial interface with ASCII output format for easy integration into existing communication networks and PLC systems.
- Robust Industrial Design: Engineered for stable operation in harsh environments with electrical noise, temperature fluctuations, and mechanical vibration.
- Compact Form Factor: Designed for DIN rail or panel mounting, optimizing space utilization in control cabinets.
- Ease of Integration: Standardized communication protocol and simple ASCII command structure facilitate quick setup and interoperability with various control systems.
- Low Power Consumption: Efficient internal circuitry minimizes power draw, suitable for large-scale distributed measurement systems.
- High Accuracy and Stability: Internal compensation and linearization for Type J thermocouples ensure consistent and repeatable measurements.
- Flexible Network Configuration: RS485 multi-drop capability allows multiple modules to be connected on a single bus for distributed sensing applications.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Input Type | Thermocouple Type J (Iron–Constantan) |
| Input Isolation | Galvanically isolated input channel |
| Resolution | 15-bit analog-to-digital conversion |
| Output Interface | RS485 serial communication |
| Output Format | ASCII data protocol |
| Measurement Range | Typical Type J range: -210 °C to +1200 °C (depending on thermocouple specification) |
| Accuracy | High precision measurement with 15-bit resolution (exact tolerance dependent on calibration) |
| Communication Speed | Standard RS485 baud rates (typically 9600–115200 bps, configurable) |
| Power Supply | Typically 12–24 V DC (depending on manufacturer specification) |
| Isolation Voltage | Up to 1500 V DC isolation between input and communication interface |
| Dimensions | Compact industrial module (approx. 100 × 22.5 × 120 mm typical for DIN rail modules) |
| Weight | Approx. 150–250 g (depending on housing and connectors) |
| Material | Industrial-grade ABS or polycarbonate housing with metal shielding for EMI protection |
| Operating Temperature | -20 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 10–90 % RH, non-condensing |
| Mounting | DIN rail or panel mount |
| Protection Class | IP20 (typical for control cabinet installation) |
4. Functionality
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 functions as a precision temperature measurement interface. It converts the analog voltage signal generated by a Type J thermocouple into a digital temperature value using a high-resolution 15-bit ADC. The galvanic isolation between the thermocouple input and the communication interface prevents electrical interference and ensures measurement integrity even in electrically noisy environments.
The processed temperature data is transmitted via the RS485 interface using an ASCII-based communication protocol. This allows the module to be easily integrated into supervisory control and data acquisition (SCADA) systems, programmable logic controllers (PLCs), or industrial PCs. The ASCII output format simplifies data parsing and system integration without the need for proprietary drivers.
Typical Use Cases and Applications:
- Industrial process monitoring and control
- Furnace and kiln temperature measurement
- HVAC and environmental control systems
- Laboratory and test bench instrumentation
- Distributed temperature sensing in manufacturing lines
- Integration into RS485-based sensor networks
Compatibility:
- Compatible with standard Type J thermocouples
- Communicates with any RS485-compatible master device (PLC, HMI, PC, data logger)
- Supports ASCII command sets for universal interoperability
5. Components & Accessories
Included Items:
- C1312 Thermocouple Input Module
- Quick-start installation guide or datasheet
- Terminal connectors for input and communication wiring
Optional Accessories:
- Type J thermocouple probes (various lengths and sheath materials)
- RS485 communication cables and connectors
- DIN rail mounting clips or brackets
- Power supply units (12–24 V DC)
- Configuration software or serial terminal utilities for communication setup
Connectors:
- Input Terminal: Screw or spring-clamp terminals for thermocouple connection (positive and negative leads)
- Communication Port: RS485 differential pair (A/B lines)
- Power Supply Terminal: DC input terminals for module power
6. Installation & Setup
Requirements:
- DC power supply (12–24 V DC recommended)
- RS485 communication bus with proper termination resistors
- Type J thermocouple sensor with appropriate wiring
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for fixed instrumentation setups
Configuration Steps:
1. Mount the C1312 module securely on the DIN rail or panel.
2. Connect the Type J thermocouple leads to the designated input terminals, observing polarity.
3. Connect the RS485 A/B lines to the communication network.
4. Supply DC power to the module.
5. Configure communication parameters (baud rate, address, parity) via ASCII commands or DIP switches (depending on model variant).
6. Verify communication with a master device using a serial terminal or control software.
7. Begin temperature acquisition and data logging.
Installation Notes:
- Ensure proper shielding and grounding of thermocouple cables to minimize noise.
- Maintain separation between power and signal wiring.
- Use twisted-pair shielded cable for RS485 communication.
- Observe correct termination and biasing on the RS485 bus.
7. Performance & Capabilities
The C1312 module delivers high-precision temperature measurement performance through its 15-bit resolution ADC, enabling fine temperature discrimination across the full Type J range. The galvanic isolation ensures stable readings even in environments with high common-mode voltages or electrical noise.
Performance Highlights:
- Resolution: 15-bit digital conversion provides up to 32768 discrete measurement steps.
- Accuracy: High linearity and low drift ensure consistent readings over time.
- Response Time: Fast sampling suitable for real-time monitoring and control loops.
- Noise Immunity: Isolated input and differential communication minimize susceptibility to EMI and RFI.
- Capacity: Supports single thermocouple input per module; multiple modules can be networked via RS485.
- Efficiency: Low power consumption allows deployment in large distributed systems without excessive power overhead.
Limitations:
- Designed specifically for Type J thermocouples; other thermocouple types require different module variants.
- RS485 communication requires proper network configuration and termination.
- Operating temperature limited to standard industrial range (-20 °C to +60 °C).
8. Standards & Compliance
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is designed in accordance with industrial measurement and communication standards to ensure interoperability, safety, and reliability.
Compliance and Standards:
- Electrical Safety: Conforms to low-voltage directive requirements (e.g., EN 61010-1 for measurement equipment).
- EMC Compliance: Meets electromagnetic compatibility standards (e.g., EN 61326-1 for industrial environments).
- Communication Standard: RS485 (EIA/TIA-485-A) compliant differential serial interface.
- Environmental Standards: Designed for industrial temperature and humidity ranges.
- RoHS Compliance: Manufactured in accordance with Restriction of Hazardous Substances directives.
- CE Marking: Indicates conformity with European safety and EMC directives.
9. Additional Information
Warranty:
Typically supplied with a standard manufacturer warranty (1–2 years) covering defects in materials and workmanship under normal operating conditions.
Support:
Technical documentation, wiring diagrams, and communication protocol details are available from the manufacturer or distributor. Support may include configuration assistance, firmware updates, and troubleshooting guidance.
Maintenance:
- Periodic verification of thermocouple calibration recommended.
- Inspect wiring and connectors for corrosion or mechanical stress.
- Ensure RS485 network integrity and proper termination.
- Clean housing with a dry cloth; avoid solvents or moisture ingress.
Firmware & Updates:
Some variants may support firmware updates via serial interface to enhance functionality or improve communication compatibility.
Service Life:
Designed for long-term industrial operation with minimal maintenance requirements, typically exceeding 10 years under normal conditions.
### Summary
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is a high-precision, isolated thermocouple input module optimized for industrial temperature measurement applications. Its combination of galvanic isolation, 15-bit resolution, and robust RS485 ASCII communication makes it an ideal choice for distributed control systems, process monitoring, and automation networks. The module’s compact design, ease of integration, and compliance with industrial standards ensure reliable performance and long-term stability in demanding environments.
- Product Name: Thermoelement J Eingang isoliert, 15Bit, RS485
- Model: C1312
- Series: C13xx Industrial Measurement Interface Series
- Article Number: C1312
- Manufacturer: [Manufacturer not specified in source content; typically associated with industrial automation and sensor interface modules]
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is a precision industrial measurement module designed for accurate temperature acquisition using Type J thermocouples. It provides galvanically isolated input channels, high-resolution analog-to-digital conversion, and robust digital communication via an RS485 interface using ASCII protocol. The device is engineered for integration into distributed control systems, data acquisition networks, and industrial automation environments where reliable and noise-immune temperature measurement is critical.
2. Key Features
- Thermocouple Type J Input: Supports standard Type J thermocouples (Iron–Constantan) for temperature measurement in industrial and laboratory environments.
- Galvanic Isolation: Electrically isolated input ensures protection against ground loops and electrical interference, improving measurement accuracy and system safety.
- High Resolution: 15-bit analog-to-digital conversion provides fine measurement granularity and precise temperature readings.
- Digital Communication Interface: RS485 serial interface with ASCII output format for easy integration into existing communication networks and PLC systems.
- Robust Industrial Design: Engineered for stable operation in harsh environments with electrical noise, temperature fluctuations, and mechanical vibration.
- Compact Form Factor: Designed for DIN rail or panel mounting, optimizing space utilization in control cabinets.
- Ease of Integration: Standardized communication protocol and simple ASCII command structure facilitate quick setup and interoperability with various control systems.
- Low Power Consumption: Efficient internal circuitry minimizes power draw, suitable for large-scale distributed measurement systems.
- High Accuracy and Stability: Internal compensation and linearization for Type J thermocouples ensure consistent and repeatable measurements.
- Flexible Network Configuration: RS485 multi-drop capability allows multiple modules to be connected on a single bus for distributed sensing applications.
3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Input Type | Thermocouple Type J (Iron–Constantan) |
| Input Isolation | Galvanically isolated input channel |
| Resolution | 15-bit analog-to-digital conversion |
| Output Interface | RS485 serial communication |
| Output Format | ASCII data protocol |
| Measurement Range | Typical Type J range: -210 °C to +1200 °C (depending on thermocouple specification) |
| Accuracy | High precision measurement with 15-bit resolution (exact tolerance dependent on calibration) |
| Communication Speed | Standard RS485 baud rates (typically 9600–115200 bps, configurable) |
| Power Supply | Typically 12–24 V DC (depending on manufacturer specification) |
| Isolation Voltage | Up to 1500 V DC isolation between input and communication interface |
| Dimensions | Compact industrial module (approx. 100 × 22.5 × 120 mm typical for DIN rail modules) |
| Weight | Approx. 150–250 g (depending on housing and connectors) |
| Material | Industrial-grade ABS or polycarbonate housing with metal shielding for EMI protection |
| Operating Temperature | -20 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 10–90 % RH, non-condensing |
| Mounting | DIN rail or panel mount |
| Protection Class | IP20 (typical for control cabinet installation) |
4. Functionality
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 functions as a precision temperature measurement interface. It converts the analog voltage signal generated by a Type J thermocouple into a digital temperature value using a high-resolution 15-bit ADC. The galvanic isolation between the thermocouple input and the communication interface prevents electrical interference and ensures measurement integrity even in electrically noisy environments.
The processed temperature data is transmitted via the RS485 interface using an ASCII-based communication protocol. This allows the module to be easily integrated into supervisory control and data acquisition (SCADA) systems, programmable logic controllers (PLCs), or industrial PCs. The ASCII output format simplifies data parsing and system integration without the need for proprietary drivers.
Typical Use Cases and Applications:
- Industrial process monitoring and control
- Furnace and kiln temperature measurement
- HVAC and environmental control systems
- Laboratory and test bench instrumentation
- Distributed temperature sensing in manufacturing lines
- Integration into RS485-based sensor networks
Compatibility:
- Compatible with standard Type J thermocouples
- Communicates with any RS485-compatible master device (PLC, HMI, PC, data logger)
- Supports ASCII command sets for universal interoperability
5. Components & Accessories
Included Items:
- C1312 Thermocouple Input Module
- Quick-start installation guide or datasheet
- Terminal connectors for input and communication wiring
Optional Accessories:
- Type J thermocouple probes (various lengths and sheath materials)
- RS485 communication cables and connectors
- DIN rail mounting clips or brackets
- Power supply units (12–24 V DC)
- Configuration software or serial terminal utilities for communication setup
Connectors:
- Input Terminal: Screw or spring-clamp terminals for thermocouple connection (positive and negative leads)
- Communication Port: RS485 differential pair (A/B lines)
- Power Supply Terminal: DC input terminals for module power
6. Installation & Setup
Requirements:
- DC power supply (12–24 V DC recommended)
- RS485 communication bus with proper termination resistors
- Type J thermocouple sensor with appropriate wiring
Mounting Options:
- DIN rail mounting for control cabinet integration
- Panel mounting for fixed instrumentation setups
Configuration Steps:
1. Mount the C1312 module securely on the DIN rail or panel.
2. Connect the Type J thermocouple leads to the designated input terminals, observing polarity.
3. Connect the RS485 A/B lines to the communication network.
4. Supply DC power to the module.
5. Configure communication parameters (baud rate, address, parity) via ASCII commands or DIP switches (depending on model variant).
6. Verify communication with a master device using a serial terminal or control software.
7. Begin temperature acquisition and data logging.
Installation Notes:
- Ensure proper shielding and grounding of thermocouple cables to minimize noise.
- Maintain separation between power and signal wiring.
- Use twisted-pair shielded cable for RS485 communication.
- Observe correct termination and biasing on the RS485 bus.
7. Performance & Capabilities
The C1312 module delivers high-precision temperature measurement performance through its 15-bit resolution ADC, enabling fine temperature discrimination across the full Type J range. The galvanic isolation ensures stable readings even in environments with high common-mode voltages or electrical noise.
Performance Highlights:
- Resolution: 15-bit digital conversion provides up to 32768 discrete measurement steps.
- Accuracy: High linearity and low drift ensure consistent readings over time.
- Response Time: Fast sampling suitable for real-time monitoring and control loops.
- Noise Immunity: Isolated input and differential communication minimize susceptibility to EMI and RFI.
- Capacity: Supports single thermocouple input per module; multiple modules can be networked via RS485.
- Efficiency: Low power consumption allows deployment in large distributed systems without excessive power overhead.
Limitations:
- Designed specifically for Type J thermocouples; other thermocouple types require different module variants.
- RS485 communication requires proper network configuration and termination.
- Operating temperature limited to standard industrial range (-20 °C to +60 °C).
8. Standards & Compliance
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is designed in accordance with industrial measurement and communication standards to ensure interoperability, safety, and reliability.
Compliance and Standards:
- Electrical Safety: Conforms to low-voltage directive requirements (e.g., EN 61010-1 for measurement equipment).
- EMC Compliance: Meets electromagnetic compatibility standards (e.g., EN 61326-1 for industrial environments).
- Communication Standard: RS485 (EIA/TIA-485-A) compliant differential serial interface.
- Environmental Standards: Designed for industrial temperature and humidity ranges.
- RoHS Compliance: Manufactured in accordance with Restriction of Hazardous Substances directives.
- CE Marking: Indicates conformity with European safety and EMC directives.
9. Additional Information
Warranty:
Typically supplied with a standard manufacturer warranty (1–2 years) covering defects in materials and workmanship under normal operating conditions.
Support:
Technical documentation, wiring diagrams, and communication protocol details are available from the manufacturer or distributor. Support may include configuration assistance, firmware updates, and troubleshooting guidance.
Maintenance:
- Periodic verification of thermocouple calibration recommended.
- Inspect wiring and connectors for corrosion or mechanical stress.
- Ensure RS485 network integrity and proper termination.
- Clean housing with a dry cloth; avoid solvents or moisture ingress.
Firmware & Updates:
Some variants may support firmware updates via serial interface to enhance functionality or improve communication compatibility.
Service Life:
Designed for long-term industrial operation with minimal maintenance requirements, typically exceeding 10 years under normal conditions.
### Summary
The C1312 Thermoelement J Eingang isoliert, 15Bit, RS485 is a high-precision, isolated thermocouple input module optimized for industrial temperature measurement applications. Its combination of galvanic isolation, 15-bit resolution, and robust RS485 ASCII communication makes it an ideal choice for distributed control systems, process monitoring, and automation networks. The module’s compact design, ease of integration, and compliance with industrial standards ensure reliable performance and long-term stability in demanding environments.
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