ABB AI950S 3KDE175521L9500 Temperature Input Module

The ABB AI950S (Product ID: 3KDE175521L9500) is a sophisticated Temperature Input Module designed for the remote S900 I/O system. It is specifically engineered for installation in both non-hazardous environments and hazardous areas, classified as Zone 1 and Zone 2, depending on the selected system variant.

This module communicates with control systems using the PROFIBUS DP standard, facilitating efficient integration and data transfer. The design allows for field installation, which significantly reduces costs associated with marshalling and wiring.

Features include:
Robust and error-tolerant design for high reliability.
Easy servicing with integrated disconnection mechanisms, allowing for the replacement of power supply units without interrupting primary voltage.
Supports a variety of temperature sensors, including Pt100, Pt1000, and Ni100, with 2-/3-/4-wire configurations, as well as multiple thermocouple types (B, E, J, K, L, N, R, S, T, U) and millivolt (mV) inputs.
Isolated inputs for each channel, ensuring safe operation and accurate measurements.
The AI950S is ideal for connecting intrinsically safe field devices installed in both Zone 1 and Zone 2 environments, making it a versatile choice for various industrial applications.

Frequently Asked Questions (FAQs)
What types of temperature sensors are compatible with the AI950S?

The AI950S supports Pt100, Pt1000, Ni100 in 2-/3-/4-wire configurations, and thermocouples of types B, E, J, K, L, N, R, S, T, U, along with millivolt (mV) inputs.
Can the AI950S be installed in hazardous areas?

Yes, the AI950S can be installed in Zone 1 and Zone 2 hazardous areas, as well as non-hazardous areas, depending on the system variant selected.
What communication protocol does the AI950S use?

The AI950S communicates with control systems using the PROFIBUS DP standard.
How does the integrated disconnection mechanism work?

The integrated disconnection mechanisms allow for the replacement of power supply units during operation without needing to interrupt the primary voltage, ensuring continuous operation.