Pro-face PS-4000B Series, Руководство пользователя

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Main Power Connection
67
Grounding I/O Signal Lines
Electromagnetic radiation may interfere with the PS-B unit's control
communications.
DANGER
EXPLOSION HAZARD

Always confirm the ANSI/ISA 12.12.01 and CSA C22.2 N

213 hazardous
location rating of your device before installing or using it in a hazardous location.

To power on or power off a PS-B unit installed in a Class I, Division 2 hazardous
location, you must either:

Use a switch located outside the hazardous environment, or

Use a switch certified for Class I, Division 1 operation inside the hazardous
area.

Do not disconnect equipment unless power has been switched off or the area
is known to be non-hazardous. This applies to all connections including power,
ground, serial, parallel, and network connections.

Never use unshielded / ungrounded cables in hazardous locations.

Use only non-incendive USB configuration.

When enclosed, keep enclosure doors and openings closed at all times to avoid
the accumulation of foreign matter inside the workstation.
Failure to follow these instructions will result in death or serious injury.
WARNING
UNINTENDED EQUIPMENT OPERATION

If wiring of I/O lines near power lines or radio equipment is unavoidable, use
shielded cables and ground one end of the shield to the PS-B unit's Functional
Ground (FG).

Do not wire I/O lines in proximity to power cables, radio devices, or other
equipment that may cause electromagnetic interference.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.