Mr-J4-Du_B_-Rj - Mitsubishi Electric MR-D30 Instruction Manual

1. FUNCTIONS AND CONFIGURATION

1.3.4 MR-J4-DU_B_-RJ

(1) Safety observation function control by input device
The following block diagram shows an operation of the safety observation function using input devices
assigned to pins of the CN10A and CN10B connectors. By diagnosis of input signals, the servo amplifier
complies with safety level Category 4, PL e, SIL 3.
To L+ of converter unit
To L- of converter unit
Power
supply
Not used
(Remove the short-circuit
connector.)
Controller
SSCNET III/H
or servo
amplifier
SSCNET III/H
Servo
amplifier
USB
Parameter setting
Input signal
(Note)
Note. Safety switch, safety relay, etc.
Drive unit
L+
L-
L11
Control circuit
L21
power supply
CN9
CN90
Functional safety
unit
Safety observation
function
processing part 1
Input device
control
Self-check
Parameter
Safety observation
function
processing part 2
Input device
control
Self-check
Parameter
1 - 11
Gate circuit
Control
CN7
CN70
Safety observation
function
STO function
Output
SS1 function
device control
SS2 function
SOS function
SLS function
SSM function
SBC function
SM function
Safety observation
function
STO function
Output
SS1 function
device control
SS2 function
SOS function
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)