Unipower Aspiro 1U - Alarm and Signal Connections; Figure 4-6 Mains Connection Detail

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POWERING TECHNOLOGY
Document No. M00035-MAN rev. 3a
aspiro1u_m35-man-rev3a-0417.indd
To connect:
1. Remove sucient insulation from the
cables and insert stripped cables into the
appropriate terminal.
2. Tighten the corresponding terminal screw
with a at screwdriver, see Figure 4-6.
Maximum cable size is 2.5mm
2
.
Maximum torque required for tightening
the screw is 0.5Nm.
Figure 4-6 Mains Connection Detail
4.5.3 Alarm and Signal Connections
Alarm and Signal connections are positioned on the left rear side of the Power Shelf, see
Figure 4-3.
For remote supervision of alarms, there are 4 potential free alarm contacts available. Each
alarm contact represents dierent condition. Multi Purpose Voltage Inputs 1-12 can be
recongured as external analog inputs.
The pin description detail for all signal connections is shown in Figure 4-7.
Alarm connections are Form C relays and can be monitored either Normally Closed (NC) or
Normally Opened (NO). When the power is OFF NC is closed and when the power is ON
NC is open.
NOTE Each alarm contact represents a dierent alarm condition or conditions. These is
dened in the controller’s alarm matrix setup.