Overview
The Radix 17590 Type J Thermocouple EL1390 is a precision-engineered temperature sensor for industrial automation and control applications. Featuring a 304 stainless steel construction with a grounded sensing element, this Type J thermocouple delivers accurate temperature measurement in low-to-moderate temperature ranges. The plastic bayonet connector provides secure, repeatable mating in industrial environments, making it an ideal drop-in sensor for PLC temperature modules and distributed control systems.
Key Features
- 304 stainless steel probe construction for corrosion resistance and durability
- Grounded thermocouple element for improved measurement accuracy and EMI rejection
- Plastic bayonet connector for quick, secure attachment
- Type J calibration suitable for industrial temperature ranges
- Compatible with standard PLC and RTD input modules
- Low thermal mass for fast response times
Technical Specifications
- Thermocouple Type: Type J (Iron-Constantan)
- Probe Material: 304 Stainless Steel
- Connector Type: Plastic Bayonet
- Sensing Element: Grounded
- Probe Length: 7.200 inches (182.88 mm)
- Probe Depth: 5.200 inches (132.08 mm)
- Series: Radix EL1390
- Part Number: 17590
- Manufacturer: Radix Sensors
Typical Applications
- Industrial process temperature monitoring and control
- PLC and RTD module input sensors
- Manufacturing equipment temperature supervision
- HVAC and facility automation systems
- Machinery overheat protection and alarm circuits
- Low-temperature process monitoring in food, pharmaceutical, and chemical industries
Compatibility & Replacements
Compatible With
- Allen-Bradley ControlLogix and CompactLogix PLC systems with analog input modules
- Siemens S7-1200, S7-1500 controllers with temperature input cards
- Mitsubishi FX and Q-series PLCs with RTD/thermocouple modules
- Schneider Electric M241 and M251 controllers
- Omron CP and NJ series controllers with temperature I/O modules
- Standard industrial temperature measurement and recording systems
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator or equipment OEM documentation before ordering to confirm this sensor directly replaces your current thermocouple model.
Works With
- RSLogix 5000 and Studio 5000 (Allen-Bradley)
- TIA Portal (Siemens)
- GX Works / GX Developer (Mitsubishi)
- CX-One (Omron)
- EcoStruxure Machine Expert (Schneider)
- Industrial RTD/Thermocouple signal conditioning software
- Standard analog-to-digital temperature input modules



