A tutorial of the allen bradley guardmaster trapped key interlock safety system that we recently supplied with one of our control systems.
Allen bradley door interlock switch.
These switches retain the safety features and operating principles of the conventional guardmaster switches.
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Safety interlock switches our safety interlock switches are a means of safeguarding that monitors the position of a guard or gate.
Enclosure and door interlocks provide.
It is an ex range of safety switches specifically designed for potentially explosive atmospheres.
Our guardmaster explosion proof switches have sealed flameproof contact blocks making them suitable for use in european zone 1 and zone 2 hazardous environments.
Enclosure interlock prevents handle from being moved to the on position when door is open.
Rfid standard low and unique high coded for tamper resistant operation 10 mm to 25 mm sensing range depending on model helps compensate for door misalignment switches can be connected in series and maintain ple cat 4 sil 3 rating 8 pin only.
It has a maximum voltage rating of 240vac 250vdc.
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Also known as interlock switches these ensure the safety of personnel by automatically shutting off power to machinery when an access door opens.
Mount the switch to the door frame and mount the key to the door so that the key is inserted into the switch when the door is closed.
You can use them to shut off power control personnel access and prevent a machine from starting when the guard is open.
Rotary disconnect switch visible blade disconnect switch enclosed disconnect switch control switch load switch allen bradley rockwell automation 1494u 1494v 1494c 194r hazardous location.
When the door opens the key is removed from the switch and the machine shuts down.
Sensaguard rfid non contact switches family features and benefits types.
False view customer accounts we have updated our data protection policies based on the new gdpr act.
Omron s door switches detect the opening of guards or doors to prevent unauthorized access to hazardous areas and ensure the safe implementation of emergency equipment stoppages.
