ABB 88QB03B-E GJR2393800R0100 Bus Termination Module

The module 88QB03-E/R0100 is always installed in the PRO.CONTROL cabinets 89MS01/R0100/R0200R0300/R0400 and89MS02/R0100 in connection with module 88QT03-E/R2111.The module is required to installed directly on the right of themodule 88QT03-E/R2111 seen from the front of the cabinet.Both modules shall be installed in a 24 V subrack.

This module has a fault detection function. The software can regularly detect the external environment, such as power failure, undervoltage, low lithium battery voltage and strong interference signals. It has information protection and recovery functions. In the event of occasional failures, the internal information will not be destroyed, and normal operation can be restored after the failure disappears. The warning clock WDT is set, and an alarm will be issued when the program loop execution times out. The program can be checked and verified, and an alarm will be issued immediately and execution will be stopped when an error occurs. The program and dynamic data have battery backup, and the information will not be lost after a power outage.