Brief: Let’s dive in — see this solution in action and notice the key moments. This video provides a detailed walkthrough of the ABB NTDI01 Digital I/O Termination Unit, demonstrating its mounting process, I/O connectivity, and step-by-step replacement procedures within the INFI 90 Process Management System.
Related Product Features:
Interface for INFI 90 Process Management System I/O signals used for process control and monitoring.
Mounts securely to NFTP01 Field Termination Panel inside INFI 90 cabinet using screws and spacers.
Supports up to 16 individual signals with XU1-XU16 configuration points and TB1-TB4 terminal connections.
Features P1 termination cable socket for slave/master module connectivity and E1/E2/E3 power connections.
Includes on-board fuses F1 and F2 for protection of power and field devices.
XU17 configures TDI signal routing for specific application requirements.
Provides physical connection points for process field wiring and system I/O signal configuration.
Contains no active components, limiting replacement requirements due to failure.
FAQs:
What is the primary function of the ABB NTDI01 Digital I/O Termination Unit?
The NTDI01 serves as an interface for INFI 90 Process Management System I/O signals, providing physical connection points for process field wiring and configuring system I/O signals for process control and monitoring.
How many individual signals can the NTDI01 termination unit handle?
The NTDI01 supports up to 16 individual signals through its XU1-XU16 signal configuration points and TB1-TB4 physical terminal connections.
What safety precautions should be taken when replacing the NTDI01 unit?
Before replacement, ensure INFI 90 cabinet power and any external power supply feeding the termination unit are turned off. Disconnect all field wiring from TB1-TB4, remove system power and ground connections from E1/E2/E3, and disconnect the termination cable from P1 before proceeding with removal.
What tools are required for replacing the NTDI01 Digital I/O Termination Unit?
Required tools include a flat head screwdriver, cross head screwdriver, chip puller, and a shunt cutting tool (AMP PN 435862-1) for proper dipshunt configuration during replacement.