The UPS can also be forced to shut down immediately via the serial interface
RS232 during support operation.
This is triggered by a permanent + 12 V signal on the Rx receiving circuit
("shut down" - function).
6.2.2 Communication connection USB
An option is to equip the UPS with a USB communication interface.
6.2.3 Communication connection SNMP
An option is to equip the UPS with a SNMP communication interface.
6.2.4 Relay card
An option is to equip the UPS with a relay card.
6.3 Connection Sequence
Connect the UPS with the mains, and make sure the mains and the UPS are
shut off during the process.
Before the loads are connected on the output, the basic configuration must be
set.
Connect the load(s) with the UPS. Make sure that all loads are switched off.
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