3.3.2
Compatible sensor types
Table 1: Compatible sensor types
Sensor type
Description
Examples
Electro-mechanical
switch/safety switch
(EMSS)
EMSS
Dual-channel equivalent elec‐
tro-mechanical switch/safety
switch with contacts and with‐
out signal processing unit
•
Emergency stop push‐
button
•
Safety door limit switch
Safety sensors with
monitored semicon‐
ductor output (OSSD)
OSSD
Safety sensors with dual-chan‐
nel cross-circuit monitored semi-
conductor outputs
•
Transponder safety
switch e.g., Sistra
•
Safety light curtain e.g.,
deTec4
•
Safety laser scanner
e.g., microScan3, nano‐
Scan3
Safety sensors with
test input
SCSD
Safety sensors with a test input,
signal processing unit and test
output
Type 2/4 safety photoelec‐
tric sensor e.g., L41
Safety pressure mats
SMAT
•
Safety pressure mats
•
Edges and bars
Antivalent mechanical
safety switch
CMSS
Dual-channel antivalent elec‐
tro-mechanical switch/safety
switch with contacts and with‐
out signal processing unit
Magnetic safety switches
e.g., RE11, RE21, RE31
Further topics
•
"Configuring sensor type", page 22
3.3.3
Restart interlock
A restart interlock can be implemented with a reset pushbutton.
3.3.4
External device monitoring
Permanent external device monitoring can be implemented using external wiring.
3.3.5
Cross-circuit detection
A cross-circuit is detected on the safety inputs if the “EMSS” sensor type is configured.
Further topics
•
"Configuring sensor type", page 22
3
PRODUCT DESCRIPTION
10
O P E R A T I N G I N S T R U C T I O N S | ReLy MULT1
8024307/2021-07-30 | SICK
Subject to change without notice