User`s guide

24 Signal Connections
3.5 Ramping-down Signals PSD and MSD
There are two ramping-down (SlowDown) signals PSD and MSD for one
axis. The relative signal name, pin number and axis number are shown in
the following table.
CN2 Pin No Signal Name
Axis #
39 PSD1
40 MSD1
45 PSD2
46 MSD2
89 PSD3 ƒ
90 MSD3 ƒ
95 PSD4
96 MSD4
The signals connection and relative circuit diagram is shown in the following
diagram. Usually, limit switches are used to generate the slowdown
signals to make motor operating in a slower speed. For more details of the
SD operation, please refer to section 4.3.1.
EX+24V
I
f
=6mA Max.
Filter
Circuit
To PCL5023
PSD
MSD
4.7K
EXGND
Inside PCI-8134
CN2
ß Switch