Operation - Pepperl+Fuchs M-LB 2000 Series Manual

M-LB-(Ex-)2000-System – Surge Protection Barriers

Operation

4 Operation
Danger!
Explosion hazard from live wiring of non-intrinsically safe circuits
If you connect or disconnect energized circuits in a potentially explosive atmosphere,
sparks can ignite the surrounding atmosphere.
Only connect or disconnect energized non-intrinsically safe circuits in the absence
of a potentially explosive atmosphere.
Danger!
Explosion hazard from sparking when using operating elements on devices
with equipment protection level Gc
Using operating elements in a potentially explosive atmosphere can cause sparks
that can ignite the surrounding atmosphere.
Only use operating elements (e. g., switch, slider, button, etc.) in the absence
of a potentially explosive atmosphere.
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