4 - 9
4
Communication Interfaces
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
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There are ten events that can be assigned according to your applications. For information
about the ten 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 Setting
.
I/P DRY
CONTACT
P1
P2
P3
P4
5V
18
20
Dry-4
P4
Buffer
5V
14
16
Dry-3
P3
Buffer
5V
17
19
Dry-2
P2
Buffer
5V
13
15
Dry-1
P1
Buffer
UPS
2mA. Max
2mA. Max
2mA. Max
2mA. Max
(Figure 4-10: Input Dry Contacts Design)
Summary of Contents for Modulon DPH series
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