Series: MSI-SR-LC31
Application: Base device for E-Stop and safety door applications

Supply circuit
Nominal voltage UN: 24 V AC/DC
Nominal frequency: 50 - 60 Hz
Rated power AC: 2.9 V A
Rated power DC: 1.6 W
Galvanic isolation between supply and control circuit: Yes (when UN > or = AC 42-48 V, AC 115-230 V, AC 230 V)

Output circuit:
Number of outputs, safety-oriented, undelayed, contact-based: 3
Number of outputs, signaling function, undelayed, contact-based: 1
Release current paths: NO
Signaling current paths: NC

Control circuit:
Min switch-on time: 100 ms
Response time (automatic start): 350 ms
Response time (manual start): 350 ms

Number of connections: 1
Type of connection: Spring-cage terminal
Function: Voltage supply, Signal IN, Signal OUT
Certification: TUV Rheinland, c UL US
Functions: Monitoring of solenoid switches, Monitoring of proximity switches, Monitoring of E-Stop circuits, Monitoring of optoelectronic protective devices, Monitoring of position switches
Restart: Automatic

Evaluation unit for emergency stop, safety switches with relay contacts and with OSSD outputs, safety light barriers and safety laser scanners, up to SIL 3 / SILCL 3 and cat. 4 / PL e, models with automatic and manual reset, 3 release contacts, 1 signal contact.

Advantages:
Can be used universally for sensors with relay contacts and sensors with OSSD outputs
Short reaction time of 10 ms
Third release contact for controlling an additional safety function
Pluggable screw or spring-cage terminals for simple installation and simple device exchange