Hazardous Area Installation Warnings
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When installed in a Class I. Div/Zone 2 hazardous location environment, this equipment must be installed in a min. IP54, ATEX certified enclosure. |
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Airflow around the switch must be unrestricted. To prevent the switch from overheating, there must be the following minimum clearances:
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Contact your Cisco Technical Assistance Centre (TAC) if tighter spacings are required.
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When installed in a Class I. Div/Zone 2 hazardous location environment. this equipment must be installed in a pollution degree 2 environment per IEC 60664-1) |
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This equipment is suitable for use in Class I. Division 2. Groups A, B. C. D. or only nonhazardous locations. |
![]() Caution |
Do not install or remove SFP modules when an explosive atmosphere may be present. |
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Do not install or remove power supplies when an explosive atmosphere may be present. |
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Do not use the USB Console Service Port when an explosive atmosphere may be present. |
![]() Warning |
Exposure to some chemicals could degrade the sealing properties of materials used in the sealed relay device. Statement 381 |
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This unit is intended for installation in restricted access areas. A restricted access area can be accessed only through the use of a special tool, lock and key, or other means of security. Statement 1017 |
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To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of : 140°F (60°C) Statement 1047 |
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When you connect or disconnect the power and/or alarm connector with power applied, an electrical arc can occur. This could cause an explosion in hazardous area installations. Be sure that all power is removed from the switch and any other circuits. Be sure that power cannot be accidentally turned on or verify that the area is nonhazardous before proceeding. Statement 1058 |
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In switch installations in a hazardous location, the DC power source could be located away from the vicinity of the switch. Before performing any of the following procedures, locate the DC circuit to ensure that the power is removed and cannot be turned on accidentally, or verify that the area is nonhazardous before proceeding. Statement 1059 |
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This equipment is supplied as “open type” equipment. It must be mounted within an enclosure that is suitably designed for those specific environmental conditions that will be present and appropriately designed to prevent personal injury resulting from accessibility to live parts. The interior of the enclosure must be accessible only by the use of a tool. The enclosure must meet IP 54 or NEMA type 4 minimum enclosure rating standards. Statement 1063 |
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Use twisted-pair supply wires suitable for 86°F (30°C) above surrounding ambient temperature outside the enclosure. Statement 1067 |
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When used in a Class I, Division 2, hazardous location, this equipment must be mounted in a suitable enclosure with a proper wiring method that complies with the governing electrical codes. Statement 1069 |
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Explosion Hazard—The area must be known to be nonhazardous before installing, servicing, or replacing the unit. Statement 1082 |
![]() Note |
This equipment has been tested by UL for the explosion, fire, shock and casualty hazards required by the applicable hazardous locations standards. UL certification does not cover the performance or reliability of any GPS hardware, GPS operating software, or other GPS-related aspects of equipment covered under this category. Accordingly, UL makes no representations, warranties or certifications regarding the performance or reliability of any GPS-related functions of equipment covered under this category. |