Carlo Gavazzi PQT-90 User Manual
Page 22

PQT-90 Instruction manual
Installation
Available modules
52
42
41
PQT-90 Instruction manual
40
Installation
4 The last module to be
placed will be the central
module whose function is
to lock all other modules.
2
■
Preliminary Operations
1
1 Release the central module
levering on the fixing tabs by
means of a screwdriver.
2 First extract the central dummy module
and then all other modules.
3 Extract the dummy mod-
ules and replace them with
the desired plug and play
modules.
Make sure that the supplied modules are
placed in the correct slots as shown on the
labels placed on the modules and as
described on the following pages. A wrong
insertion of the modules may damage the instrument.
When inserting and extracting the plug and play mod-
ules, make sure that the instrument is not connected to
the power supply and that the measuring inputs are not
connected.
Before powering the instrument, make sure that the
power supply voltage correspond to the values on the
label of the power supply module.
■
Overall dimensions and DIN-rail mounting
3
90mm
138mm