Warning: Exposure to some chemicals could degrade the sealing properties of materials used in the sealed relay device. (50.8 mm) Additional Information for Installation in a Hazardous Environment Hazardous Area Installation Warnings To prevent the switch from overheating, there must be the following minimum clearances: Statement 1074Ĭaution: Airflow a round the switch must be unrestricted. Warning: Installation of the equipment must comply with local and national electrical codes. Warning: To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of: 140☏ (60☌) Statement 1047 Warning: For connections outside the building where the equipment is installed, the following ports must be connected through an approved network termination unit with integral circuit protection. ![]() Warning: Ultimate disposal of this product should be handled according to all national laws and regulations. Warning: Only trained and qualified personnel should be allowed to install, replace, or service this equipment. All connections must be removed to de-energize the unit. Warning: This unit might have more than one power supply connection. Contact the appropriate electrical inspection authority or an electrician if you are uncertain that suitable grounding is available. Never defeat the ground conductor or operate the equipment in the absence of a suitably installed ground conductor. Warning: This equipment must be grounded. A restricted access area can be accessed only through the use of a special tool, lock and key, or other means of security. Warning: This unit is intended for installation in restricted access areas. Warning: Read the installation instructions before you connect the system to its power source. Warning: Before performing any of the following procedures, ensure that power is removed from the DC circuit. Warning: Do not work on the system or connect or disconnect cables during periods of lightning activity. Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals. Warning: Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches). These warnings are translated into several languages in the Regulatory Compliance and Safety Information for this switch. ■ Additional Information for Installation in a Hazardous Environment This section provides information about these topics: ■ Where to Go Next Preparing for Installation ■ Installing or Removing the Flash Memory Card (Optional) Read these topics, and perform the procedures in this order: ![]() It also includes information specifically for installations in hazardous environments. This chapter describes how to install your switch, verify the boot fast, and connect the switch to other devices. Removing SFP Modules from SFP Module Slots.Attaching the Alarm Connector to the Switch.Wiring the Protective Ground and DC Power for Alarm Circuits.Connecting Power to the Switch PoE DC-Input (Optional).Attaching the Power Connectors to the Switch.Connecting the Power Converter to a DC Power Source. ![]()
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