Chapter # Operating Instructions
14 © SICK AG • Industrial Safety Systems • Germany • All rights reserved 8 009 874/31-03-03
$
The C 4000 does not offer control and monitoring functions for reverse operations or
single-stroke safety. In other words, the safety light curtain cannot detect any reverse
movement of the machine.
The electrical connection of the machine cycle contact is described in chapter 5.5
“Machine-cycle contacts” on page 24.
:;$-% <
The UE 402 support three start sequences in PSDI mode:
/
;738<
0
=
The machine cycle contact MCC-TDC must be connected.4:
The internal restart interlock of the
C 4000 must be activated.
The internal restart
interlock of the
C 4000 is
deactivated.
An external restart
interlock must be
available.
You have just switched on the machine or have switched the
machine to an operating mode with the PSDI mode.
The Yellow LED
of the host system
is illuminated
constantly.
The Yellow LED
of the host system
is flashing.
The Yellow LED
of the host system
is illuminated
constantly.
Reach once or
twice into the
protective field
according to the
PSDI mode.
Press the reset
button.
Press the reset
button.
Reach once or
twice into the
protective field
according to the
PSDI mode.
Reach once or
twice into the
protective field
according to the
PSDI mode.
:
$
The machine runs until it reaches the top dead centre and waits
there for the cycle. The Yellow LED of the host receiver is then
illuminated constantly.
%
/;<
The safety light curtain changes to red.
%
/;<
The behavior of the safety light curtain depends on the PSDI
control (see “Eccentric press mode” further below).
$-% !
%
;<
First interruption: PSDI starts
Last interruption: PSDI ends. The safety light curtain reverts to
Green as soon as the protective field interruption is ended.
.
sequences in PSDI mode
To Next Page
Loading...
