Weidmüller DPA/DMA, Operating Instructions Manual

Page: 14 / 24

1
en DPA/DMA
• Operation
General
The DPA/DMA allows you to set two independent trip points on a DC
milliamp signal (typically -0 mA). The alarm outputs are dual SPDT
relay contacts.
Setup
The alarm relay coils operate accoridng to each setpoint/deadband
configured via front panel multiturn potentiometers. Internal push
fit jumpers determine the alarm type (high or low acting) and coil
energisation (normally energised/de-energised).
DPA/DMA block diagram.
mA Current
Alarm 1
Power
Supply
Alarm 2
24 V DC (Out)