Delta DPM-C501L Operating Manual page 29

If the under phase voltage alarm is
triggered, the corresponding relay
Under phase
closes. If the under phase voltage alarm
voltage alarm
is canceled, the corresponding relay
opens.
If the over active energy alarm is
triggered, the corresponding relay
Over active energy
closes. If the over active energy alarm is
alarm
canceled, the corresponding relay
opens.
If the over reactive energy alarm is
triggered, the corresponding relay
Over reactive
closes. If the over reactive energy alarm
energy alarm
is canceled, the corresponding relay
opens.
If the over apparent power alarm is
triggered, the corresponding relay
Over apparent
closes. If the over apparent power alarm
power alarm
is canceled, the corresponding relay
opens.
If the over frequency alarm is triggered,
Over frequency the corresponding relay closes. If the
alarm over frequency alarm is canceled, the
corresponding relay opens.
If the under frequency alarm is triggered,
Under frequency the corresponding relay closes. If the
alarm under frequency alarm is canceled, the
corresponding relay opens.
If the digital input 1 receives a higher
potential, the corresponding relay is
Digital input 1 closed. If the digital input 1 receives a
lower potential, the corresponding relay
is opened.
If the digital input 2 receives a higher
potential, the corresponding relay closes.
Digital input 2
If the digital input 1 receives a lower
potential, the corresponding relay opens.
C h a p t e r 4 O p e r a t i o n
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