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6 FUNCTIONAL SAFETY
6.4 Safety sub-function
Combination with stop monitoring
In the SLI function, if stop monitoring after operation completion is required, perform SOS monitoring using the SS2
command.
The following is an example of the operation sequence of stop monitoring after the operation is completed.
Setting functional safety parameters
Refer to the following to set the functional safety parameters.
Page 431 Functional safety parameters that must be set
When using the safety sub-function control by input device, refer to the following.
Page 436 Input device
When using output devices, refer to the following.
Page 439 Output device
When using the safety sub-function control by network, refer to the following.
Page 442 Safety sub-function control by network
When using the SLI function, set the following parameters.
Parameter Name
PSB01 SLI permissible travel distance - Unit selection
PSB02 SLI permissible travel distance - Positive direction 1
PSB06 SLI permissible travel distance - Negative direction 1
PSA17 Safety sub-function - Position detection delay time
0 pulse
0 r/min
Feedback pulse
Servo motor speed
SLIC (SLI command)
ON (disabled)
OFF (enabled)
SLIS (SLI output)
ON (disabled)
OFF (enabled)
SS2C (SS2 command)
ON (disabled)
OFF (enabled)
SOSS (SOS output)
OFF (enabled)
Stop monitoring (SOS)
SLI permissible travel distance (negative direction)SLI permissible travel distance (negative direction)
SOS permissible
travel distance
Stop monitoring (SOS)
SLI permissible travel distance
(positive direction)
Stop speed
ON (disabled)
Position monitoring