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INSTALLATION MANUAL
CAA480A
Elevator Controller
GREEN "12V" LED
This LED indicates whether the CAA480A is receiving the 12VDC required to function
properly. When the CAA480A is receiving 12VDC, the green LED will remain illuminated.
Refer to Figure 18 on page 21 for more details.
GREEN "+12V RELAY" LED
This LED indicates whether the CAA480A's floor control relays are receiving
the 12VDC required to operate properly. When the 12VDC required for the floor control
relays is present, the green LED will remain illuminated. Refer to Figure 18 on page 21
for more details
GREEN "BATT" LED
This LED indicates that the CAA480A detects and is receiving the 12VDC
from the backup battery. When the battery is supplying 12VDC, the green LED will remain
illuminated. Refer to Figure 18 on page 21 for more details.
GREEN "STATUS" LED
This LED indicates whether the CAA480A's firmware is functioning and communicating
properly. The green LED will flash continuously to indicate that the firmware is running.
Refer to Figure 18 on page 21 for more details.
"FREE ACCESS" LED
Reserved for future use.
RED "COMM FAILURE" LED
This LED indicates that there is a communication problem between the CTV900A
Controller and the CAA480A. If there is a communication failure between the CTV900A
and the CAA480A, the red LED will illuminate and will remain illuminated (red) until
communication re-established. Refer to Figure 18 on page 21 for more details.
RED "BATT TROUBLE" LED
This red LED indicates that the CAA480A's backup battery has dropped to 10.5VDC or
lower. It will remain illuminated (red) until the battery's voltage goes above 10.5VDC or
higher. If the battery falls to below 8.5VDC, the CAA480A will shut down.
Refer to Figure 18 on page 21 for more details.
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