Excellent PLC
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Product Description
The ABB Bailey NKTU01-20 is a 20-foot termination loop cable designed for the INFI 90® Process Control System. It serves as a communication interface between master/slave modules and termination units such as the NTDI01. The cable enables precise and stable I/O signal transmission in control systems, ensuring high operational integrity across industrial automation setups.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Model | NKTU01-20 |
| Cable Type | Termination Loop Cable |
| System Compatibility | INFI 90 Process Control System |
| Connector Ends | Hooded connector to socket connector |
| Cable Length | 20 ft (approx. 6.1 meters) |
| Application Interface | Connects P3 of module to P1 of NTDI01 |
| Operating Voltage Support | Matches system I/O voltage (up to 150VDC or 120VAC) |
| Operating Temperature | 0°C to 70°C |
| Environmental Conditions | Noncorrosive, up to 95% RH |
| Shipping Weight | 3 kg |
Applications
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Interface cable for connecting Digital I/O Termination Unit (NTDI01) with various I/O modules in the INFI 90 system.
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Suitable for use in refineries, chemical plants, and power generation facilities where robust process control is essential.
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Ensures stable data communication and signal integrity in modular automation environments.
Advantages
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Reliable Signal Transmission: Maintains integrity over long distances (20 ft).
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Plug-and-Play Installation: Engineered connectors for secure module and termination unit connection.
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Robust Construction: Durable build for industrial environments.
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Compatible with Multiple Modules: Works with analog/digital I/O modules including IMDSO, IMDSI, IMASO, etc.
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Reduces Downtime: Stable connection reduces communication faults and maintenance needs.
Frequently Asked Questions (FAQ)
Q1: What modules are compatible with the NKTU01-20 cable?
A1: It is compatible with INFI 90 modules such as IMDSO01/02/03, IMASO01, IMDSI02, IMDSM05, and more.
Q2: Can this cable be used in high-vibration environments?
A2: Yes, its robust connectors and design make it suitable for industrial conditions, including vibration-prone areas.
Q3: Does the cable require any special installation tools?
A3: No, it connects via standard hooded and socket connectors, requiring no special tools.
Q4: Is the NKTU01-20 cable shielded?
A4: Yes, it includes shielding suitable for maintaining signal integrity in electrically noisy environments.
Q5: What is the typical lead time for this product?
A5: It depends on supplier stock, but it is generally available with short lead times due to its standard configuration.
Q6: Is the cable hot-swappable?
A6: No, the cable should only be connected/disconnected when the system is powered down to prevent damage.
Q7: Can this cable be used outdoors?
A7: It is recommended for indoor, cabinet-enclosed environments unless additional protection is applied.
Q8: What is the part number format?
A8: ABB lists it under the NKTU01 model series, with “-20” indicating the 20-foot length.
Q9: How is the cable secured to modules?
A9: Via latching mechanisms on both ends, ensuring a tight, vibration-resistant connection.
Q10: Can the NKTU01-20 be extended?
A10: No, extensions are not recommended as they may degrade signal quality; use the appropriate length version instead.
Related or Same-Series Models
| Model | Description | Length | Weight |
|---|---|---|---|
| NKTU01-10 | Termination Loop Cable for INFI 90 | 10 ft | 2.2 kg |
| NKTU01-15 | Termination Loop Cable for INFI 90 | 15 ft | 2.6 kg |
| NKTU01-25 | Termination Loop Cable for INFI 90 | 25 ft | 3.3 kg |
| NKTU01-30 | Termination Loop Cable for INFI 90 | 30 ft | 3.6 kg |
| NKTU02-20 | Enhanced Shielded Termination Cable | 20 ft | 3.2 kg |
| NKTU01-20R | Ruggedized Termination Cable | 20 ft | 3.5 kg |
Popular ABB Bailey Models
| Model | Description | Application Type | Weight |
|---|---|---|---|
| NTDI01 | Digital I/O Termination Unit | Digital Termination | 1.8 kg |
| IMDSI02 | Digital Slave Input Module | Input Signal Module | 0.9 kg |
| IMASO01 | Analog Slave Output Module | Analog Output | 1.0 kg |
| IMDSM05 | Digital I/O Slave Module | Mixed I/O | 0.95 kg |
| IMDSO01 | Digital Slave Output Module (AC switching) | Digital Output | 1.1 kg |
| IMLMM02 | Logic Master Module | Controller Logic | 1.2 kg |
