ABB TTH300-Y0 Temperature Transmitter

Technical Specifications

• Sensor Inputs:
  • Two universal sensor inputs (RTD, thermocouple, Ω, mV).
  • Supports sensor redundancy with automatic switching (e.g., 2 x Pt100 3-wire connection).
• Output Signals:
  • 4–20 mA linear current signal with HART communication protocol.
  • Optional PROFIBUS PA 3.01 or FOUNDATION Fieldbus (FF) H1 communication.
• Accuracy:
  • Digital accuracy: 0.08%.
  • D/A conversion accuracy: 0.05%.
  • Overall accuracy: 0.1 K (Pt100).
• Long-Term Stability:
  • 0.05% per year.
• Operating Temperature:
  • 0°C to +60°C (operation).
  • -40°C to +70°C (storage).
• Safety Standards:
  • Complies with IEC 61508 functional safety SIL 2/SIL 3 (HART).
  • ATEX, IECEx, FM, and CSA certified for use in hazardous areas (Zone 0).
• Communication Protocols:
  • HART (programmable, FSK signal overlay on 4–20 mA output).
  • PROFIBUS PA (IEC 61158-2, PROFIBUS PA profile 3.01).
  • FOUNDATION Fieldbus H1 (IEC 61158-2, ITK Version 5.x).
• Configuration:
  • Supports DTM (Device Type Manager) or EDD (Electronic Device Description) for configuration, querying, and testing.
  • Optional LCD display (Type A or AS) for local monitoring and configuration.

Functional Features

• Multi-Sensor Support: Compatible with RTDs, thermocouples, resistance, and millivolt signals.
• Sensor Redundancy: Automatic switching between sensors ensures continuous operation in case of failure.
• Advanced Diagnostics:
  • Supports 32 calibration points for precise sensor error correction.
  • Monitors sensor continuity and corrosion (NE 89 compliance).
  • Extended diagnostics (NE 107 compliance).
• Flexible Communication: Supports HART, PROFIBUS PA, and FOUNDATION Fieldbus for seamless integration with DCS and SCADA systems.
• High Reliability: Designed for industrial environments with resistance to vibration, dust, and electromagnetic interference.
• Easy Configuration: Can be configured locally via LCD display or remotely using software tools like DAT200 Asset Vision Basic.

Application Scenarios

• Process Industries: Used in chemical, petrochemical, and pharmaceutical plants for precise temperature control in reactors, distillation columns, and heat exchangers.
• Power Generation: Monitors temperature in boilers, turbines, and cooling systems in thermal and nuclear power plants.
• Oil and Gas: Ensures safe operation in upstream and downstream applications, including pipeline monitoring and refinery processes.
• Water Treatment: Controls temperature in wastewater treatment plants and desalination systems.
• Metallurgy: Used in steel and aluminum production for monitoring furnace temperatures and rolling processes.
• Cement Production: Integral to kiln and cooler temperature monitoring for optimal cement manufacturing.

Advantages

• High Precision: 0.1 K accuracy ensures reliable temperature measurement for critical processes.
• Modular Design: Supports easy expansion and customization with optional communication modules and displays.
• Global Compliance: Meets international standards for safety (ATEX, IECEx), electromagnetic compatibility (EMC), and functional safety (SIL 2/SIL 3).
• Future-Proof: Open communication protocols enable integration with Industry 4.0 initiatives and digital twin technologies.
• Cost-Efficient: Reduces wiring complexity and supports multiple protocols, lowering integration and maintenance costs.