Omron 1 S Series User Manual page 397

When EDM output is used with the same way of connection to existing servo drive, connect the
EDM signal to the terminal EDM + P on the first Unit, and to the terminal EDM + on a Unit from the
second as shown in the following diagram.
When a G9SP-series safety controller is used, you can connect up to four 1S-series Servo Drives
Advance Type.
Safety
Controller
G9SP Series
 Programming Example
This is a programming example in which the STO function of the 1S-series Servo Drives Advance
Type is operated from the Safety Controller.
S_EStop In
Reset
Precautions for Correct Use
• Design programs for the safety controller so that the STO function is not canceled automati-
cally even when the emergency stop switch is released.
• Design programs for the safety controller so that the STO function is not canceled automati-
cally when a Servo Drive failure is detected through the EDM output.
1S-series with Built-in EtherCAT Communications and Safety Functionality User's Manual (I621)
Safety output
(source)
Safety output 1
Safety
output 2
Test output
Safety input
EDM input
0 V
SF_EmergencyStop
S_EStop Out
Servo Drive
SF1 +
SF1 -
SF2 +
SF2 -
EDM +P
EDM +
EDM -
EDM
output
Servo Drive
SF1 +
SF1 -
SF2 +
SF2 -
EDM +P
EDM +
EDM -
EDM
output
STO
8 Safety Function
M
M
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