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2000 Series
Installation Guide
•
Where this time limit is exceeded, both control devices must be released before operation can
be initiated;
•
Continuous concurrent actuation during the hazardous condition;
•
.Machine operation ceases upon the release of either one or both of the control devices (start
switches) when the hazardous condition is still present - both control devices must be released
before operation can be initiated again.
The Emergency Stop functions as a category 0 stop of both NFPA 79 and EN 60204-1.
It meets the following requirements:
•
It overrides all other functions and operations in all modes;
•
Power to the machine actuators (solenoid valve and air cylinder) that can cause a hazardous
condition are removed as quickly as possible without creating other hazards;
•
Reset does not initiate a restart.
•
The emergency stop function uses only hard-wired electromechanical components. Its opera-
tion does not depend on electronic logic or on the transmission of commands over a communi-
cations network or link.
100-214-226 Rev. 10
Guards and Safety Equipment
37
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