924
FIELD CURRENT SETTING FAULT
Otis · DSD 412 DC Elevator Drive
What does 924 mean?
This fault is declared if the number entered for Rated Field Current (parameter #50) is outside the acceptable range for the Field Interface board (A3) current rating. This rating is determined by the field sense resistor selected by SW1 on the Field Interface PCB. A DSD power down is required.
Common Causes
- The value for parameter #50 (Rated Field Current) is set outside the acceptable current rating range of the Field Interface board (A3).
Repair Steps & Checklist
Click steps to track your progress.
- 1
Enter a value for parameter #50 (Rated Field Current) that is within the acceptable current rating range of the Field Interface board (A3).
- 2
Verify the field sense resistor selected by SW1 on the Field Interface PCB is correct for the application.
- 3
Perform a DSD power down after adjusting the parameter.
Verified technical data. Last updated: March 2026
Related Faults
Source: Otis DSD 412 DC Elevator Drive