Jadac 3310 Instruction Manual page 19

JADAC Power Support
5.0 REMOTE SIGNALING
The Tower 3300 UPS is equipped with the following remote connectivity:
5.1 Voltage free relay board
The voltage free relay board, situated at the rear of the UPS, has six relays, each
with a normally open and a normally closed set of contacts.
Five of the relays can be selected via the relay menu (alarms from Appendix C)
while the sixth relay is a dedicated common alarm relay.
5.2 Rs232 serial connection
The RS232 Serial connection, situated at the rear of the UPS is intended for the
use of shutdown software and is designed around the Mega Tec protocol for
UPSilon 2000.
Alternatively this port is used by the service technician to download settings and
events from the UPS's logs.
5.3 Ethernet connection
The Ethernet connection is intended for remote network connection to the UPS.
A TCPIP link can be established for network control and a SNMP connection can
be established for network monitoring.
3300 UPS Manual
Layout of the voltage free relay board
Page 19 of 24