Series: MSI-SR5B
Pickup delay, automatic start: 350 ms
Pickup delay, manual start: 50 ms
Supply voltage: 24 V, AC/DC, -20 - 20 %
Number of safety-related switching outputs (OSSDs): 2
Voltage type: DC
Switching element: Relay, NO
Number of connections: 1
Connectible safety sensors (AOPDs): Up to 2 AOPDs type 4, type 3 or type 2 self-testing
Connectible electro-mechanical safety devices: Safety switches, E-Stop command devices, 1 and 2-channel
Type of connection: Spring-cage terminal
Function: Connection to device
Type of display: LED
Number of LEDs: 4
Degree of protection: IP 20 (terminals), IP 40 (housing)
Certifications: c TUV NRTL US, TUV Sud, c UL US
Functions: Double sensor monitoring, Cross circuit monitoring, Start/restart interlock (RES), selectable, Automatic start/restart, Contactor monitoring (EDM)
Restart: Automatic, Manual

Evaluation unit for emergency stop, safety switches with relay contacts and with OSSD outputs, safety light barriers and safety laser scanners, parallel evaluation of 2 sensors, up to SIL 3 / SILCL 3 and cat. 4 / PL e, automatic and manual reset, 2 release contacts.

Advantages:
Can be used universally for sensors with relay contacts and sensors with OSSD outputs
Cost benefit through parallel evaluation of 2 sensors in the input circuit
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



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