Technical FAQs (10)

1. What analog signals does the 07AI91 WT91 support?
   It supports standard industrial current or voltage analog signals depending on configuration.

2. Is the module isolated?
   Yes, it provides galvanic isolation for noise reduction and system protection.

3. How many input channels are available?
   It features a multi-channel design typical for ABB analog modules in this series.

4. Can it be used to replace older ABB analog input cards?
   Yes, it is often used in maintenance and system modernization.

5. Does it require external power?
   No, power is supplied through the system backplane.

6. Can this module operate in high-vibration environments?
   It is built for industrial conditions, but installation in compliant ABB racks is required.

7. Which ABB systems is it compatible with?
   It is designed for Advant and Master automation platforms.

8. Is configuration done locally or using engineering software?
   Configuration is performed using ABB engineering tools associated with the control system.

9. Is it suitable for safety-critical applications?
   Yes, when integrated within a properly engineered control strategy.

10. Can it be hot-swapped?
    Typically, ABB recommends module replacement with the system powered down unless specific system architecture permits otherwise.