![background image](http://html1.mh-extra.com/html/sick/1085345/1085345_operating-instructions-manual_1264569015.webp)
4.4.5
Connection diagrams
K2
K1
S1
X1
Y1
Y2
24
X2
A2
14
I1
I2
S1
A1
R1
23
13
RLY3-EMSS1
F2
F1
L+
+24 V DC
0 V
k2
k1
Reset
F0
E210667/00/2018-11-15
State
RES
Figure 4: ReLy EMSS1 connection diagram, with restart interlock and external device monitoring
(EDM)
K2
K1
X1
Y1
Y2
24
X2
A2
14
I1
I2
S1
A1
R1
23
13
RLY3-EMSS1
F2
F1
L+
L–
+24 V DC
0 V
k2
k1
F0
E210668/00/2018-11-15
State
2
4
1
3
RE13
Figure 5: ReLy EMSS1 connection diagram, without restart interlock, with external device moni‐
toring (EDM)
4.5
Testing plan
The safety relay must be thoroughly checked by appropriately qualified safety personnel
during commissioning, after modifications, and at regular intervals,
PROJECT PLANNING
4
8020868/ZX84/2018-11-15 | SICK
O P E R A T I N G I N S T R U C T I O N S | ReLy EMSS1
15
Subject to change without notice