The CTT2.5UJ is a high-performance J-Type thermocouple terminal block designed for accurate temperature signal transmission and secure wire termination in industrial control panels, instrumentation systems, process automation applications, and temperature monitoring circuits. This specialized DIN rail-mounted terminal block is engineered to extend thermocouple compensating lines while maintaining signal integrity and minimizing temperature measurement errors.
In industrial temperature sensing applications, accurate thermocouple signal transmission is essential. Standard terminal blocks can introduce unwanted electrical potential differences that affect temperature readings. The CTT2.5UJ solves this issue by using current-carrying elements made from the same thermocouple-compatible materials as J-Type thermocouple wire (Iron / Constantan), helping maintain accurate temperature measurement without signal loss at the connection points. This makes it ideal for precision industrial measurement systems.
The CTT2.5UJ is specifically designed for J-Type thermocouple applications, commonly used in temperature measurement systems across manufacturing plants, process industries, furnaces, ovens, HVAC systems, laboratory equipment, and industrial machinery. It helps maintain consistent thermoelectric continuity throughout the measurement circuit.
Built with high-grade Polyamide 66 (PA66) insulation, the terminal block provides strong electrical insulation, excellent heat resistance, and long-term durability in industrial operating environments. The rugged screw-clamp termination system ensures secure conductor retention even under vibration and fluctuating operating conditions. This reduces the risk of loose connections, signal interruptions, and maintenance-related failures.
The DIN rail mounting design allows easy integration into control panels and industrial electrical cabinets. Its compact structure supports organized wiring while saving panel space in high-density industrial installations.
One of the most important advantages of the CTT2.5UJ is its ability to preserve thermocouple signal accuracy. In temperature-sensitive applications such as process control, heat treatment systems, chemical plants, food processing, and power generation, signal integrity is critical. This terminal block helps prevent temperature reading errors by maintaining correct thermocouple material continuity throughout the circuit.
The CTT2.5UJ supports wire sizes from 0.2 to 2.5 mm² (22–14 AWG) and is rated for 10A current capacity. It features a compact width of 10 mm, screw connection technology, and industrial-grade construction suitable for demanding applications.
Industries where the CTT2.5UJ is commonly used include:
The CTT2.5UJ offers a combination of accuracy, safety, reliability, and easy installation, making it an excellent choice for professionals working with thermocouple-based industrial measurement systems.
| Specification | Details |
|---|---|
| Product Model | CTT2.5UJ |
| Product Type | J-Type Thermocouple Terminal Block |
| Thermocouple Type | J-Type (Iron / Constantan) |
| Mounting Type | DIN Rail |
| Rated Current | 10A |
| Rated Voltage | 1000V AC/DC |
| Wire Size | 0.2 – 2.5 mm² |
| AWG Range | 22 – 14 AWG |
| Connection Type | Screw Clamp |
| Number of Positions | 4 |
| Number of Levels | 2 |
| Terminal Width | 10 mm |
| Stripping Length | 8 mm |
| Insulation Material | Polyamide 66 (PA66) |
| Operating Use | Temperature measurement circuits |
| Installation | Industrial control panels |
| Safety Standard | Industrial thermocouple applications |
The CTT2.5UJ is ideal for:
Maintains J-Type thermocouple signal continuity for precise measurement.
Built using durable industrial-grade insulating and conductive materials.
Saves panel space and improves wiring organization.
Provides stable wire termination under vibration.
Simplifies panel wiring and maintenance operations.
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