Safety Sub-Function; Achievable Safety Level - Mitsubishi Electric MELSERVO-J5 MR-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 SLS
function function function
SS1 SDI function
function Deceleration
monitoring
function
Category Category 
3, PL d, 3, PL d,
Category 3, PL
SIL 2 SIL 2
d, SIL 2
Category Category 
4, PL e, 3, PL d,
Category 3, PL
SIL 3 SIL 2
d, SIL 2
Category 4, PL
e, SIL 3
*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 SLS
function function function
SS1 SDI function
function Deceleration
monitoring
function

Category Category
3, PL d, 3, PL d,
Category 3, PL
*1 *1
SIL 2 SIL 2
*1
d, SIL 2

Category Category
4, PL e, 3, PL d,
Category 3, PL
*2 *1
SIL 3 SIL 2
*1
d, SIL 2
Category 4, PL
*2
e, SIL 3
*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.
Servo Operation mode
*1
motor
with
SS2/ Stan
functional
SOS dard
safety
function
SLI
function
 Not required 
 
Not required
 
Not required
 
Not required

Category Required
4, PL e,
SIL 3
Servo Operation mode
*3
motor
with
SS2/ Stan
functional
SOS dard
safety
function
SLI
function
 
Not required
 Not required 
 
Not required
 Not required 

Category Required
4, PL e,
*2
SIL 3
*1
Semi/Full
Lin DD Semi Fully
ear closed closed
   
   
   
   
   
*3
Semi/Full
Lin DD Semi Fully
ear closed closed
   
   
   
   
   
*1
Encoder Parameter
setting
Mitsubishi A/B/Z- Position/
Electric phase Speed
serial monitor
setting
[Pr.
PSA02.1]
  0
 
2
 
0
 
2
 
1
*3
Encoder Parameter
setting
Mitsubishi A/B/Z- Position/
Electric phase Speed
serial monitor
setting
[Pr.
PSA02.1]
 
0
  2
 
0
  2
 
1
6 FUNCTIONAL SAFETY
6.4 Safety sub-function
6
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