D4JL/D4JL-SK40
23
Note: 1.
The above PL is only the evaluation result of the example. The PL must be evaluated in an actual application by the customer after confirming the usage conditions.
2.
The above PL is the evaluation result concerning the guard 1. The PL for emergency stop switch, guard 2, and other safety functions must be separately evaluated.
●
Application Overview
•
The stop signal 1 is sent to the motor controller 1.
•
The power supply to the motor M1 is turned OFF after OFF-delay time.
•
The lock release signal 1 enables the guard 1 to be opened.
•
The S3 and S4 monitor the guard 1, and the power supply to the motor M1 is kept OFF while the guard 1 is opened.
•
The power supply to the motor M1 is turned ON when the reset switch S5 is pressed while the guard 1 is closed and locked.
PL/safety category
Model
Stop category
Reset
PLe/4 equivalent
Guard Lock Safety-door Switch D4JL-
@@@
A-
@@
(Mechanical Lock Type)
Flexible Safety Unit G9SX-BC202 (24 VDC)
Flexible Safety Unit G9SX-AD322-T15 (24 VDC)
1
Manual
S3
OPEN
S6
41
42
11
12
S4
KM2
KM1
S7
OPEN
S10
41
42
11
12
S
8
KM4
KM3
Motor controller 1 (stop instruction)
Motor controller 2 (stop instruction)
S14
A2
S24 S34 S44 S54 L1 X1 X2
T11
A1
T12 T21 T22 T31 T32 T33
T41 T42
KM2
KM1
+24 V
Feedback loop
Stop signal 1
Guard 1
+24 V
OFF
AND
PLCs, etc.
GND
KM1 KM2
G9SX-AD322-T15
Control circuits
Lock
release
signal 1
Lock
release
signal 2
S5
Open
Y1
S14
A2
S24 S34 S44 S54 L1 X1 X2
T11
A1
T12 T21 T22 T31 T32 T33
T41 T42
KM4
KM3
+24 V
Feedback loop
Stop signal 2
Guard 2
+24 V
OFF
AND
PLCs, etc.
GND
G9SX-AD322-T15
Control circuits
S9
Open
Y1
KM3 KM4
S14
A2
S24
L1 L2
X1 X2
T11
A1
T12 T21 T22 T31 T32 T33 Y1
S2
12
11
21
22
+24 V
PLCs, etc.
S1
+24 V
S34
M1
KM2
KM1
Motor controller 1
Open
GND
G9SX-BC202
Control circuits
S34
M2
KM4
KM3
Motor controller 2
51
52
21
22
51
52
21
22
Logical AND
connection
Basic Unit
G9SX-BC
Emergency
stop switch
Emergency stop switch
Safety Door
Switch
Safety Door
Switch
Advanced Unit
G9SX-AD
Advanced Unit
G9SX-AD
Machining section doors
Machining section doors
Tool changer door
Tool changer door
No.
OFF-DELAY
0.5
0.4
0.3
0.2
15
10
7
5
4
3
2
1.5
1
0.6
0.7
0
S54
S44
S34
S24
S14
L1
A2
T42
T41
T22
T21
A1
X2
X1
Y1
T12
T11
T33
T31
T1
ERR
EI
AND
FB
ED
T2
PWR
T32
G9SX-AD322-T15
24VDC
No.
OFF-DELAY
0.5
0.4
0.3
0.2
15
10
7
5
4
3
2
1.5
1
0.6
0.7
0
S54
S44
S34
S24
S14
L1
A2
T42
T41
T22
T21
A1
X2
X1
Y1
T12
T11
T33
T31
T1
ERR
EI
AND
FB
ED
T2
PWR
T32
G9SX-AD322-T15
24VDC
No.
T1
T2
FB
ERR
EI
PWR
L2
L1
S24
S14
A2
X2
T22
T21
A1
X1
T12
T11
Y1
T32 T33
T31
G9SX-BC202
24VDC
Application Example
Machining Center
•
The entire machining center will stop when
the emergency stop button is pressed.
•
Power will not be supplied to the
corresponding motor when a door is open.
S1:
Emergency stop switch
S3 and S7:
Guard Lock Safety-door Switches
S2, S5, and S9: Reset switches
S6 and S10:
Lock release switches
S4 and S
8
:
Safety Limit Switches with direct opening contacts
KM 1, KM 2, KM3, and KM4: Magnetic contactors
M1 and M2:
3-phase motors