FHF FernTel 3 Z2 Посібник з експлуатації - Сторінка 3

Переглянути онлайн або завантажити pdf Посібник з експлуатації для Телефон FHF FernTel 3 Z2. FHF FernTel 3 Z2 8 сторінок.

Warnings and security information

This device is a explosionproof, weatherproof telephone especially designed for use in

rough industrial environments.

Please note the following warnings and security information:

– The installation and adjustment of the device must be carried out by qualified per-

sonnel in accordance with the prescribed installation regulations taking the specified

types of protection into account.

– This apparatus is a Protective Class lI device and may only be connected to and

operated at the voltage it was designed for.

Make sure the connections are in perfect order.

– Make sure the telephone housing, the connecting cable and the receiver cord are

not damaged. If the device is damaged, it may not be operated.

– While operating the device in commercial facilities, the accident prevention regula-

tions of the Employers' Liability Insurance Association regarding the use of electrical

systems and devices must be observed.

– The device may be operated solely under the stated ambient conditions. Unfavoura-

ble ambient conditions can lead to damage of the device and thus present a poten-

tial danger for the user.

Unfavourable ambient conditions include:

• Humidity of air too high (>75% rel., condensing)

• moisture, dust (pay attention to the degree of protection)

• flammable gases, vapours and solvents not covered by the

device's type of protection

• too high ambient temperatures (>+55°C)

• too low ambient temperatures low (<-20°C)

– During operation of the device the temperature must not exceed nor fall below the

prescribed range of ambient temperatures. It is not allowed to operate the device

with an additional cover.

– Repairs may be carried out by the manufacturer or by a person appointed by the

manufacturer followed by a renewed product conformity inspection.

– Make sure the wiring is disconnected from the power supply upon connecting or

disconnecting the wires in the terminal room.

– If electrical connections must be carried through in the hazardous area, the enclosu-

re must be opened and closed as follows:

• Remove voltage from the device

• Loosen the fastening screws from the keypad insert

• Remove the keypad insert and unfasten the keypad cable