Mitsubishi Electric MR-D30 Instruction Manual page 25

1. FUNCTIONS AND CONFIGURATION
(2) Safety observation function control by network
The following block diagram shows an operation of the safety observation function through SSCNET
III/H. The electric wiring can be omitted.
To L+ of converter unit
To L- of converter unit
Power
supply
Not used
(Remove the short-circuit
connector.)
Servo amplifier or
controller SSCNET III/H
Servo
SSCNET III/H
amplifier
or cap
USB
Parameter setting
CPU (iQ platform compatible)
Programmable
controller CPU
Q17_DSCPU (iQ platform
compatible)
(Note 2)
Motion controller safety signal
unit Q173DSXY
Input signal Output signal
(Note) (Note)
Note 1. Safety switch, safety relay, etc.
2. The safety observation function is certified by Certification Body only by combination of Q17_DSCPU/Q17_DSXY and
QnUD(E)(H)CPU programmable controller.
Drive unit
L+
L-
L11
Control circuit
L21
power supply
CN9
CN90
Functional safety
unit
Safety observation
function
processing part 1
Safety observation
function
Self-check
Parameter
Safety observation
function
processing part 2
Safety observation
function
Self-check
Parameter
1 - 12
Gate circuit
Control
CN7
CN70
STO function
SS1 function
Output
SS2 function
device control
SOS function
SLS function
SSM function
SBC function
SM function
STO function
SS1 function
SS2 function
Output
SOS function device control
SLS function
SSM function
SBC function
SM function
Servo motor
U U
V V
M
W W
24 V DC
B1
Electro-
magnetic
B
B2
brake
RA
Encoder
Output signal
(Note 1)