GE HE693THM809C 8-Channel Thermocouple Input Module

Technical Specifications

• Manufacturer: General Electric (GE) / Horner Electric
• Model: HE693THM809C
• Series: GE Fanuc Series 90-30 PLC System
• Function: 8-Channel Thermocouple Temperature Input Module
• Number of Channels: 8 independent differential input channels
• Supported Thermocouple Types: J, K, N, T, E, R, S, B, Pt100, Pt1000
• Voltage Input Ranges: 0–10 V DC, ±10 V DC (configurable)
• Resolution: 16-bit (0.5°C typical)
• Accuracy: ±0.1% FS (±0.5°C typical for Type J)
• Input Impedance: >20 MΩ
• Maximum Safe Overload: ±35 V DC
• Common Mode Range: ±12 V DC
• Common Mode Rejection: >100 dB
• A/D Conversion Time: 5 ms per channel
• Power Supply: 5 V DC from PLC backplane; 24 V DC external
• Current Consumption: 70 mA @ 5 V DC; 60 mA @ 24 V DC
• Dimensions (W×H×D): 90 × 30 × 25 mm (3.5 × 1.2 × 1.0 in)
• Weight: Approximately 100 g (3.5 oz)
• Operating Temperature: -40°C to +70°C
• Storage Temperature: -40°C to +85°C
• Relative Humidity: 5% to 95% (non-condensing)
• Isolation: 2500 V DC (channel-to-backplane)
• Connector: Removable screw terminal block
• LED Indicators: Power, Run, Fault
• Enclosure Material: Industrial-grade aluminum alloy

Key Features

1. Multi-Channel & Multi-Type Thermocouple Support
   • Offers 8 independent input channels for simultaneous temperature measurement at multiple points.
   • Supports a wide range of thermocouple types (J, K, T, E, R, S, B, Pt100, Pt1000) and voltage inputs (0–10 V, ±10 V) for versatile application compatibility.
2. High Precision & Resolution
   • Delivers 16-bit resolution and ±0.1% FS accuracy, ensuring precise and reliable temperature readings critical for tight process control.
   • Achieves a typical resolution of 0.5°C, meeting stringent industrial measurement requirements.
3. Robust Noise Immunity & Isolation
   • Features >100 dB common mode rejection and 2500 V DC isolation between channels and the PLC backplane, protecting against electrical noise, ground loops, and voltage transients.
   • Withstands up to ±35 V DC overload on inputs, enhancing durability in harsh electrical environments.
4. Compact & Rugged Industrial Design
   • Boasts a low-profile, space-saving aluminum alloy enclosure that fits standard GE 90-30 PLC racks.
   • Operates reliably across a wide temperature range (-40°C to +70°C) and in high-humidity, vibration-prone industrial settings.
5. Easy Integration & Configuration
   • Plugs directly into any slot of the GE Fanuc Series 90-30 PLC rack, requiring no additional adapters.
   • Configurable via standard GE programming software for thermocouple type, voltage range, and diagnostic settings.
   • Equipped with LED indicators for power, module status, and fault conditions, enabling quick on-site troubleshooting.
6. Fast & Reliable Data Conversion
   • Uses an integrating A/D converter with a 5 ms conversion time per channel, ensuring timely and accurate data acquisition for real-time control.

Application Scenarios

• Process Control Industries
  • Chemical & Petrochemical Plants: Monitors reactor, distillation column, and pipeline temperatures for precise process regulation and safety compliance.
  • Food & Beverage Processing: Controls oven, sterilizer, and storage tank temperatures to ensure product quality and consistency.
  • Pharmaceutical Manufacturing: Maintains strict temperature control in clean rooms, incubators, and production lines for drug efficacy and safety.
• Factory Automation & Discrete Manufacturing
  • Automotive Assembly: Measures temperatures in welding stations, paint ovens, and engine testing cells for process optimization.
  • Metalworking & Heat Treatment: Monitors furnace, forge, and CNC machine tool temperatures to prevent overheating and ensure part quality.
• Energy & Power Generation
  • Thermal Power Plants: Tracks boiler, turbine, and exhaust gas temperatures for efficient combustion and equipment health monitoring.
  • Renewable Energy: Measures temperatures in solar panel arrays, wind turbine gearboxes, and biomass boilers for performance optimization.
• HVAC & Building Automation
  • Commercial Buildings: Monitors and controls temperatures in offices, data centers, and warehouses for energy efficiency and occupant comfort.
  • Refrigeration & Cold Storage: Maintains precise temperatures in freezers, refrigerated warehouses, and transport containers for perishable goods preservation。