Safety Integrated - Industry - Siemens

Ex. No.
5.1
Function Test
After the hardware components have been wired and the S7
and SIMOCODE pro projects have been downloaded, the assigned
inputs and outputs can be checked for functionality.
Assigned inputs and outputs
No. HW component Terminal Symbol Signal (default
value)
Note Device
1 EMERGENCY STOP input IN4 EMERGENCY STOP 1 EMERGENCY STOP
activated at 0
SIMO
2 EMERGENCY STOP pushbutton
contact 1
Y11 - Y12 1 3TK2823
3 EMERGENCY STOP pushbutton
contact 2
Y21 - Y22 1 3TK2823
4 Acknowledge EMERGENCY
STOP button
Y33 - Y34 0 3TK2823
5 Contactor K1 14 K1 3TK2823
6 Operational switching OUT3 Output 3 0 Start 3TK28 at 1 SIMO
7 ON button OP buttons ON OP
8 OFF button OP buttons OFF OP
Testing inputs and outputs
No. Action Reaction Note
1 Ensure that the EMERGENCY STOP pushbutton
is released
2 Press the Acknowledge EMERGENCY STOP
button.
3 Press the ON button on the SIMOCODE
operator panel
140 Functional Example No. CD-FE-I-037-V10-EN
If the EMERGENCY STOP has been activated,
the 3TK28 must be acknowledged.
The contacts K1 and K2 are closed.
Contactor K1 responds and there is voltage
on contact 24 of the 3TK28.
Output OUT3 switches voltage to contactor
K2, this responds
4 Press the EMERGENCY STOP pushbutton. Contactors K1 and K2 release, activation of
the EMERGENCY STOP is signaled to
SIMOCODE via contact 24 of the 3TK28.
SIMOCODE switches output OUT3 to 0.
5 Release the EMERGENCY STOP pushbutton.
Contacts K1 and K2 are closed
6 Press the Acknowledge EMERGENCY STOP
button.
Contactor K1 responds and there is voltage
on contact 24 of the 3TK28.
3TK28 is acknowledged and the load
can be started via SIMOCODE
The motor runs
The load is stopped safely
SIMOCODE has activated the
EMERGENCY STOP, no fault is signaled.
3TK28 is acknowledged and the load
can be started via SIMOCODE