Safety Sub-Function; Achievable Safety Level - Mitsubishi Electric MELSERVO-J5 Series User Manual

6.4

Safety sub-function

Achievable safety level

The achievable safety level and available safety sub-functions depend on the device to be connected. Moreover, it is
necessary to set the parameters according to the device to be connected. The servo motors and parameter settings required
to achieve each functional safety level are given below.
Shut off/Monitoring function
■Safety sub-function control by network
Safety sub-function
STO SLT
function function
SS1
function
Category Category
3, PL d, 3, PL d,
SIL 2 SIL 2
Category Category
4, PL e, 3, PL d,
SIL 3 SIL 2
*1 : Indicates that this item is supported in this configuration. : Indicates that this item is not supported in this configuration.
■When using the safety sub-functions by wiring to the CN8 connector (safety sub-function
control by input device)
• For safety sub-function control by safety programmable controller and safety controller
Safety sub-function
STO SLT
function function
SS1
function
Category Category
3, PL d, 3, PL d,
*1 *1
SIL 2 SIL 2
Category Category
4, PL e, 3, PL d,
*2 *1
SIL 3 SIL 2
*1 Set the I/O diagnosis pulses of the controller to disabled (Not used).
*2 Set the I/O diagnosis pulses of the controller to enabled (Used). The controller must be SIL 3 compliant.
*3 : Indicates that this item is supported in this configuration. : Indicates that this item is not supported in this configuration.
6 FUNCTIONAL SAFETY
342
6.4 Safety sub-function
Servo
motor
with
SLS SS2/
functional
function SOS
safety
SDI function function
Deceleration SLI
monitoring function
function
 
Not required

Category 3, PL Not required
d, SIL 2
 
Not required
Category 3, PL  Not required
d, SIL 2
Category 4, PL Category Required
e, SIL 3 4, PL e,
SIL 3
Servo
motor
with
SLS SS2/
functional
function SOS
safety
SDI function function
Deceleration SLI
monitoring function
function
 
Not required

Category 3, PL Not required
*1
d, SIL 2
 
Not required
Category 3, PL  Not required
*1
d, SIL 2
Category 4, PL Category Required
*2
e, SIL 3 4, PL e,
*2
SIL 3
Operation mode Semi/Full
*1
Stan Lin DD Semi
dard ear closed
   
   
   
   
   
Operation mode Semi/Full
*3
Stan Lin DD Semi
dard ear closed
   
   
   
   
   
*1 *1
Encoder
Fully Mitsubishi A/B/Z-
closed Electric phase
serial
  
  
  
  
  
*3 *3
Encoder
Fully Mitsubishi A/B/Z-
closed Electric phase
serial
  
  
  
  
  
Parameter
setting
Position/
Speed
monitor
setting
[Pr.
PSA02.1]
0
2
0
2
1
Parameter
setting
Position/
Speed
monitor
setting
[Pr.
PSA02.1]
0
2
0
2
1