INFOSEC Nomad Combo C2 - Communication Connection; Dry Contact Signal

INFOSEC UPS SYSTEM – 4 rue de la Rigotière – 44700 Orvault – France – www.infosec-ups.com
Hot Line Tel : +33 (0)2 40 76 15 82 – fax : +33(0)2 40 94 29 51 – hotline@infosec.fr – 05 14 AA 59 203 02
50
1~3KVA 4~5KVA
Communication Connection
Please use the supplied communication cable to connect the inverter to the PC. Insert the bundled CD into a
computer and follow the on-screen instructions to install the monitoring software. For the detailed software
operation, please check the user manual of the software inside the CD.
Dry Contact Signal
There is one dry contact (3A/250VAC) available on the rear panel. It can be used to deliver a signal to the
external device when the battery voltage reaches the warning level.
Unit Status
Condition
Dry contact port:
NC & C
NO & C
Power Off
The unit is off and no output is powered.
Close
Open
Power On
The output is powered from the Utility.
Close
Open
The output is
powered
from the
Battery or the
Solar.
Program 01
set as Utility
Battery voltage < Low DC
warning voltage
Open
Close
Battery voltage > Setting
value in Program 13 or the
battery charging reaches
the floating stage
Close
Open
Program 01 is
set as SBU or
Solar first
Battery voltage < Setting
value in Program 12
Open
Close
Battery voltage > Setting
value in Program 13 or the
battery charging reaches
the floating stage
Close
Open