Niko 550-00001, Руководство по установке

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3. Power supply
13
3. Power supply
Description
The power supply module provides an input voltage of 26 Vdc to the bus, the modules and the controls of the installation.
Several power supply modules can be connected in parallel in one single installation.
Overview
550-00010
A. +/- screw terminals The power supply provides secondary
extra low voltage via these terminals.
B. B1/B2 screw terminals This is where the bus is connected.
C. Sliding contact The sliding contact is used for
connecting the next module, which
means that the bus and the power
supply module are then also
interconnected.
D. MASTER LED The MASTER LED lights up in TEST
mode on the master power supply.
E. MASTER address button If the installation includes more than one
power supply module, you can manually
select a master module. See
Selecting a
master power supply module
on page 17
.
F. L/N screw terminals This is where the 230 V mains voltage is
connected.
G. POWER LED The POWER LED lights up when the
power supply is connected to the mains
voltage.
H. BUS LED The BUS LED lights up when the bus is
communicating information.
I. STATUS LED The STATUS LED lights up in TEST
mode when the module is connected
correctly and is functioning properly. If
an error occurs, the LED will blink to
indicate an error code. See
Error codes
on page 18 .
A
B C
E
F
G
H
I
D