Operation Flow - Mitsubishi Electric MELSEC iQ-F Series Quick Start Manual

1 PREPARATION
Before Connecting
Safety Devices
1

1.2.3 Operation flow

The following shows the operation flow of the safety application.
2
3
4
5
6
10
Safety Application
Required Products
Example
Power ON
External device
monitoring (EDM)
P. 19
Safety contactor NC contact: ON
(The safety contactors are normal.)
Reset switch
status check
P. 19
Reset switch: ON
Restart
Safety program execution
(safety confirmation)
P. 13
Danger
Emergency stop
Safety contactor NC
contact: OFF
(The safety contactors
are welded.)
Reset switch: OFF
Safety
External device
monitoring (EDM)
Whether the
safety contactor
is welded or not
can be checked
Point
before start-up
by monitoring NC
(normally closed)
contacts which
correspond to the
mirror contact.