Input Dry Contacts - Delta Modulon DPH Series User Manual

4.1.6 Input Dry Contacts

There are four sets of programmable input dry contacts (see Figure 4-10). The input dry
contacts allow the UPS to receive external signals from peripheral devices and let the UPS
response accordingly. Please use the touch panel to set each dry contact as normally open
There are six events can be assigned according to your applications. For information about
the six events, please refer to the table below. To learn how to set up, please contact your
local dealer and refer to 7.10.6 Dry Contact Set.
I/P DRY
CONTACT
P1 P2
P3 P4
5V
Dry-1
Buffer
5V
Dry-2
Buffer
5V
Dry-3
Buffer
5V
Dry-4
Buffer
UPS
(Figure 4-10: Input Dry Contacts Design)
4-9
4 Communication Interfaces
13
P1
15
2mA. Max
17
P2
19
2mA. Max
14
P3
16
2mA. Max
18
P4
20
2mA. Max