21
HR6S Safety Relay Module
Wiring Example
HR6S-DN
Function Mode Selector and Input Device Connection Example
Dial 1
Dial 2
Synchronous monitoring: No
Dynamization: Yes
Signal interlock monitoring: Yes
Synchronous monitoring: 2 s / 4 s (S12 first / S22 first)
Dynamization: Yes
Signal interlock monitoring: Yes
Emergency stop switches × 6
Interlock switches × 6
DC+ CH+ CH+
S11
S12
S13
DC+ CH+ CH+
S21
S22
S23
B
A
DC+ CH+
CH+
S31
S32
S33
DC+ CH+
CH+
S41
S42
S43
D
C
DC+ CH+ CH+
S51
S52
S53
DC+ CH+ CH+
S61
S62
S63
F
E
Dial 3
Dial 4
Synchronous monitoring: 0.5 s
Dynamization: Yes
Signal interlock monitoring: No
Synchronization: 2.2 s
Dynamization: Yes
Signal interlock monitoring: No
Interlock switches × 6
(1 NC, 1 NO)
Proximity switches × 6
(1 NC, 1 NO)
Coded magnetic switches × 6
(1 NC, 1 NO) (*1)
DC+
CH+
S11
S12
CH+
S13
DC+
CH+
S21
S22
CH+
S23
DC+
CH+
S31
S32
CH+
S33
DC+
CH+
S41
S42
CH+
S43
DC+
CH+
S51
S52
CH+
S53
DC+
CH+
S61
S62
CH+
S63
*1: Connection examples for coded magnetic switches such as HS7A (IDEC) are also included on the instruction sheet, but certifications are not available.
Note: Status of contacts in the diagram: The status of the control switch is when it is not operated. The status of the door interlock is when the door is closed.
PLC
COM
（
0V
）
Input1
Common r
efer
ence potential
（
0V
）
Semiconductor pulse output
（
DC24V
）
K3
K4
M
14 24
HS7A-
DM
BK BU
BN+
S5 WH
S6 WH
BK
BU
BN+
HS7A-
DM
DC
AC/DC
DC+
Input
Input
Start
CH+
DC+ CH+
CH+
CH+
DC+ CH+
K1
A1
A2
S11 S12
Y1
Y2
S21 S22
Z1
B2
N(-)
K2
13
K3 K4
23
34 42
33 41
S13
S23
L1(+)
EXT
F1 F2
DC+
Input
Input
CH+
DC+ CH+
CH+
CH+
S33 S51
S61 S62
S52 S53
S63
S7
K3
K4
ESC
S2 WH
BK
BU
BN+
HS7A-
DM
DC+ CH+
CH+
CH+
S31
S41 S42
S3 WH
BK BU
BN+
HS7A-
DM
DC+
Input
Input
CH+
S4 WH
BK
BU
BN+
HS7A-
DM
S1 WH
BK BU
BN+
HS7A-
DM
S32
S43
Power
supply
Designation
Explanation
EXT
Connector for optional
expansion module
S1 to S6
Non-contact interlock switch
S3
Start switch
K3, K4
Contactor
PLC
Programmable controller
F1, F2
Fuse
