0 major components, 1 branch circuit monitoring control board (bcb), Ajor – Liebert Distribution Monitoring LDM User Manual
Page 8: Omponents, Branch circuit monitoring control board (bcb)
Major Components
4
3.0
M
AJOR
C
OMPONENTS
3.1
Branch Circuit Monitoring Control Board (BCB)
The BCB is the main processing and storage circuit board of the Liebert LDM. It is a DSP-based logic
controller with internal flash memory and non-volatile memory. The BCB also includes a battery-
backed real time clock.
One of the power parameters, kilowatt-hours (kWh)
,
data is accumulated on this board for the panel-
board mains, subfeeds and each branch circuit breaker. A Modbus command is provided to reset all
accumulated power usage.