SAFETY INSTRUCTIONS for WS4920 WIRELESS REPEATER
IMPORTANT:
This equipment, WS4920 WIRELESS REPEATER 1.0, shall be installed and used within an
environment that provides the pollution degree max 2 and overvoltages category II NON
HAZARDOUS LOCATIONS, indoor only. The equipment is FIXED and DIRECT PLUG IN powered
from the mains; it is designed to be installed by Service Persons only; Service Person is defined as a
person having the appropriate technical training and experience necessary to be aware of hazards to
which that person may be exposed in performing a task and of measures to minimize the risks to that
person or other persons.
1. The equipment is installed in a FIRE ENCLOSURE.
2. If during the installation a knockout is removed, it is the installer's responsibility to ensure that
the same degree of protection for the enclosure is provided by the use of bushings, fittings, etc.
3. The enclosure must be secured to the building structure before operation.
4. Internal wiring must be routed in a manner that prevents:
• Excessive strain on wire and on terminal connections
• Loosening of terminal and connections
• Damage of conductor insulation
5. The end-user and/or installer are responsible for ensuring that the disposal of the used batteries
(battery pack) is made according to the waste recovery and recycling regulations applicable to
the intended market.
WARNING: When using equipment connected to the MAINS, always follow basic safety instructions.
Refer to the SAFETY INSTRUCTIONS provided with this product; save them for (future) reference.
Instruct the end-user regarding the safety precautions that shall be observed when operating this equipment.
SAFETY precautions required during installation:
• NEVER install this equipment during a lightning storm!
• NEVER touch uninsulated wires or terminals unless the direct plug in transformer has been dis-
connected.
• Ensure that cables are positioned so that accidents cannot occur. Connected cables must NOT be
subject to excessive mechanical strain.
• Use only the power supply provided with this equipment. Use of unauthorized power supplies
may damage the WS4920.
• The AC socket/outlet powering the equipment shall be located near the equipment and shall be
easily accessible.
• Do NOT locate this product where persons will walk on the secondary circuit cable(s).
• Do NOT use extension cords to plug in the power supply of this equipment.
• AVOID setting up the equipment near heaters, air conditioners, ventilators, and/or refrigerators
• Do NOT connect to electrical outlets on the same circuit as large appliances.
• Do NOT select a place exposed to direct sunlight, excessive heat, moisture, vapors, chemicals or
dust.
• Do NOT install this Equipment near water. (e.g., bath tub, wash bowl, kitchen/laundry sink, in a
wet basement, or near swimming pool, etc.).
• Do NOT install this equipment and its accessories in areas where there is a risk of explosion.
• Do NOT connect this equipment to electrical outlets controlled by wall switches or automatic
timers; avoid interference sources.
WARNING: THIS EQUIPMENT HAS NO MAINS ON/OFF SWITCH. THE PLUG OF THE DIRECT
PLUG-IN POWER SUPPLY IS INTENDED TO SERVE AS THE DISCONNECTING DEVICE IF THE
EQUIPMENT MUST BE QUICKLY DISCONNECTED. IT IS IMPERATIVE THAT ACCESS TO THE
MAINS PLUG AND ASSOCIATED MAINS SOCKET/OUTLET IS NEVER OBSTRUCTED.
