4 - 6
Modulon DPH Series
4.1.4 External Switch/ Breaker Status Dry Contacts
There are four sets of external switch/ breaker status dry contacts (S1, S2, S3 and S4),
which can be used to respectively detect the status of input, bypass, output and manual
bypass switches or breakers. You can only connect the dry contacts to normally open (NO)
devices.
Type
Connection
Dry Contact_ S1
Normally closed (NC) device
Dry Contact_ S2
Normally closed (NC) device
Dry Contact_ S3
Normally closed (NC) device
Dry Contact_ S4
Normally closed (NO) device
5V
Buffer
5V
Buffer
5V
Buffer
5V
Buffer
UPS
EXT.SWITCH
STATUS
S1
S2
S3
S4
2mA. Max
Auxiliary Switch
2mA. Max
2mA. Max
2mA. Max
S1
S2
S3
S4
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Содержание DPH-300K
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