00195193-02 SG D4 FSE en (1) - 第133页
Services to the machine Power Supply Unit Safety and Signaling Circuit S tudent Guide SIPLACE D4 (FSE) Services to t he machine EN 09/2006 126 6.2.14.2 Control Circuits 6.2.14.2.1 Component T able Circuit 6.2 - 6: Compon…
Services to the machine
Safety and Signaling Circuit Power Supply Unit
Student Guide SIPLACE D4 (FSE)
EN 09/2006 Services to the machine
125
6.2.14 Safety and Signaling Circuit
6.2.14.1 Emergency Stop Circuit (Safety Loop)
6.2 - 5: Safety loop
Following contacts are switched in serial and build the safety loop:
4 switches for protective hoods.
Switch for conveyor cover in input and output areas
Contact on component changeover table
Make sure that the emergency stop button is not pressed (input & output conveyor).
Feeder cover at each location
Description of emergency stop circuit:
When the emergency stop circuit is closed 24 V will be present. A further 24 V signal is sent as
EMER-
GENCY STOP circuit OK
to the CAN I/O module, indicating that the covers are all closed and that the
CO tables are connected.
Services to the machine
Power Supply Unit Safety and Signaling Circuit
Student Guide SIPLACE D4 (FSE)
Services to the machine EN 09/2006
126
6.2.14.2 Control Circuits
6.2.14.2.1 Component Table Circuit
6.2 - 6: Component table circuit
The four CO tables are switched in series. If one or more tables are not connected, the contact will not
close and 24 V will not be present at the input of the CAN I/O module in sector 2 or 4. The station
software will report that one or more tables are not connected.
Services to the machine
Safety and Signaling Circuit Power Supply Unit
Student Guide SIPLACE D4 (FSE)
EN 09/2006 Services to the machine
127
6.2.14.2.2 Cover Control Circuit
6.2 - 7: Cover control circuit
The cover control circuit consists of 6 contacts (4 main covers and 2 covers on the conveyors (input and
output)), which are switched in parallel mode. If one or more hoods/covers are open, the contact will
close and the 24 V will be present at the input of the CAN I/O module. The software will report that one
or more covers are not closed.