Mitsubishi Electric MELSEC iQ-R Series Safety Manual page 222

■Wiring diagram and parameter settings
Wire the safety switch and electromagnetic contactor to safety remote I/O module of safety programmable controllers (1) to
(3) as follows. For details on the terminal block, refer to the following.
 CC-Link IE Field Network Remote I/O Module (With Safety Functions) User's Manual
Guard
open/
close
Safety switch
1
2NC*
[5] [6]
[1]
[3]
[2]
[4]
Network number 2, 3, or 4 is placed to A.
Above [1] to [6] are connected to the one with same numbers.
*1 Wire a safety switch having two normally closed contacts with direct opening action to input terminal and test pulse terminal, using a
guard switch with an interlock.
*2 Use two electromagnetic contactors operatable by 24VDC and 0.5A.
*3 Connect normally closed contact of the electromagnetic contactor between the input terminal and test pulse terminal.
5 SAFETY APPLICATION CONFIGURATION EXAMPLES
220
5.2 System to Which Multiple Safety CPUs are Connected
24VDC
24VDC
Guard unlock
Open
Guard
Electromagnetic
contactor* 2 * 3
L3
24VDC
L2
L1
Electromagnetic
contactor* 2 * 3
CCIEF remote (A-1)
NZ2GFSS2-32D
Network No.A (A = 2, 3, 4)
Station No.1
A1 +24V
A2 +24V
A3 24G
A4 24G
A5 FG
19 IO24V
20 IO24G
[1] 3 X2
[2]
4 X3
5 X4
6 X5
[3]
23 T0
[4]
24 T1
25 T0
26 T1
CCIEF remote (A-1)
NZ2EXSS2-8TE
Network No.A (A = 2, 3, 4)
Station No.1
19 IO24V
20 IO24G
1 Y0
2 COM-
3 Y1
4 COM-
5 Y2
[5]
6 COM-
[6]
Terminal block for power supply and FG (input)
A1 +24V
A2 +24V
A3 24G
A4 24G
A5 FG
Spring clamp terminal block (input)
Spring clamp terminal block (output)