SMARTZONE UPS USER MANUAL
109
Input Dry Contact Assignments:
•
Close
o
The dry contact is unassigned.
•
INV ON
o
When input port is shorted (activated) it will cause the inverter in the UPS
to turn ON.
•
INV OFF
o
When this input port is shorted (activated) it will cause the inverter in the
UPS to turn OFF. This will not turn OFF the inverter if the bypass is not
available. Use Force INV OFF.
•
BATT Fault
o
When this input port is shorted (activated) it indicates that the battery is
damaged or not suitable to take the load anymore. When customer knows
that battery is defective, this can be set to notify the UPS. Currently this
setting will only set the alarm. Future features could prevent the battery
from being charged and prevent the UPS from going to the battery state.
•
Generator
o
This is a signal that gets connected to a generator and will get shorted
(activated) when the generator is operating, notifying the UPS that power
is being sourced from a generator. This will be indicated on the display.
•
User Alarm3
o
This is a user-defined dry contact assignment. When this input port is
shorted (activated), it indicates that the user-defined alarm will be
displayed on the UPS.
•
User Alarm4
o
This is a user-defined dry contact assignment. When this input port is
shorted (activated) it indicates that the user-defined alarm will be
displayed on the UPS.
•
Forbidden ECO
o
When this input port is shorted (activated), it will not allow the UPS to be
setup for ECO mode. This may be set by the user when there is a poor
power grid, to prevent frequent switching between ECO mode and the
Battery state. This setting will also trigger an alarm.
•
Force INV OFF
o
When this input port is shorted (activated), it will force the inverter in the
UPS to turn OFF even if the bypass is not available. This will cause the
UPS output to turn OFF.
•
Input Switch
o
This input dry contact setting is used with a customer added input main
breaker that has trip sensing capabilities. This will present an alarm when
the breaker is tripped.
•
Bypass Switch