Brand:GE Fanuc PLC Item No.:HE693THM449C Product Origin:USA Product Dimensions:202 × 21 × 261 mm Product Weight:0.3 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The GE HE693THM449C Thermocouple Input Module is a reliable temperature measurement solution developed for the GE Series 90-30 PLC family. Designed to acquire temperature data directly from thermocouple sensors, it integrates signal conditioning, cold junction compensation, and digital conversion within a single industrial module for dependable process monitoring.
Supporting four independent input channels and multiple thermocouple types, the HE693THM449C delivers accurate thermal data for demanding automation environments. Its built-in diagnostic capabilities and open-circuit detection help improve system reliability while reducing maintenance effort.
Whether used in process manufacturing, thermal control systems, or OEM machinery, the HE693THM449C offers dependable performance, flexible sensor compatibility, and seamless integration with established GE Series 90-30 automation platforms.
Technical Specifications
Parameter
Details
Model
HE693THM449C
Product Type
Thermocouple Input Module
Series
GE Series 90-30
Number of Input Channels
4
Input Type
Thermocouple
Supported Sensor Types
J, K, N, T, E, R, S
Temperature Resolution
0.5°C / 0.5°F
Accuracy
±0.5°C Typical (J, K, N, T)
Engineering Units
°C / °F Selectable
A/D Conversion Type
Integrating
A/D Conversion Rate
40 Channels per Second
Cold Junction Compensation
Automatic
Open Circuit Detection
Supported
Diagnostics
Open Sensor Detection
Connector Type
20-Screw Terminal Block
Internal Power Consumption
80 mA @ 5 VDC
Relay Power Consumption
60 mA @ 24 VDC
Mounting Type
Series 90-30 Rack Mounted
Operating Temperature
0°C to 60°C
Dimensions
Approx. 130 × 35 × 127 mm
Weight
Approx. 0.31 kg
Recommended Companion Models
Model
Product Name
IC693CPU364
Series 90-30 CPU Module
IC693PWR321S
Series 90-30 Power Supply Module
IC693CHS391M
Series 90-30 10-Slot CPU Baseplate
IC693ALG390
Series 90-30 Analog Output Module
Frequently Selected Alternatives
Model
Product Name
HE693THM409
Series 90-30 4-Channel Thermocouple Input Module
HE693THM166
Series 90-30 16-Channel Thermocouple Input Module
HE693THM889B
Series 90-30 8-Channel Thermocouple Input Module
IC693ALG391
Series 90-30 Analog Current Input Module
Where It Excels in Industrial Use
• Designed for GE Series 90-30 PLC systems, the HE693THM449C provides high-accuracy thermocouple signal acquisition for industrial processes requiring dependable multi-point temperature monitoring and control.
• Ideal for furnace control, heat treatment equipment, boilers, plastic extrusion systems, food processing lines, and chemical process automation where stable temperature feedback is essential.
• Supports direct connection of multiple thermocouple sensors without requiring external transmitters or signal conditioning hardware, reducing installation complexity and overall system cost.
• Well suited for OEM machinery and industrial control systems that demand accurate thermal monitoring, rapid diagnostics, and seamless integration with Series 90-30 PLC platforms.
Key Strengths at a Glance
• Provides four independent thermocouple input channels for simultaneous multi-zone temperature measurement.
• Supports multiple thermocouple types including J, K, N, T, E, R, and S, offering excellent application flexibility across industrial environments.
• Performs internal signal amplification, cold junction compensation, linearization, and analog-to-digital conversion for accurate temperature processing without external conditioning equipment.
• Features open-circuit detection, diagnostic functions, and 0.5°C/0.5°F resolution to improve process reliability and simplify maintenance.
Technical FAQs
1. What type of module is the GE HE693THM449C?
The HE693THM449C is a four-channel thermocouple input module designed for GE Series 90-30 PLC systems.
2. How many thermocouple channels does the module provide?
The module provides four independent thermocouple input channels for simultaneous temperature monitoring.
3. Which thermocouple sensor types are supported?
The module supports J, K, N, T, E, R, and S thermocouple types.
4. Does the module perform cold junction compensation internally?
Yes. The module performs automatic cold junction compensation and thermocouple linearization internally.
5. Is external signal conditioning required?
No. The HE693THM449C processes thermocouple signals internally without requiring external transmitters or amplifiers.
6. What measurement resolution does the module provide?
The module offers a resolution of 0.5°C or 0.5°F depending on the selected engineering units.
8. Which PLC platform is compatible with the HE693THM449C?
The module is designed for GE Series 90-30 programmable logic controller systems.
9. What industrial applications commonly use the HE693THM449C?
Typical applications include furnace control, kiln monitoring, industrial ovens, heat treatment systems, and process temperature regulation.
10. What should be verified before replacing the HE693THM449C?
Engineers should confirm thermocouple type selection, PLC compatibility, wiring integrity, channel configuration, and application parameters before installation.
