6sRM is the RELAY ON / OFF Control Module. It performs the function
for Relay’s ON / OFF Control & display the operation status. It connects
through ETLC Communication with SCU and through the ETLC
Protocol, it performs the schedule, ON / OFF operation, ON / OFF status
display, Relay Group Control and Sunset / Sunrise Control. It stores the
Operation Log of the Relay & Data for RUN-TIME.