Getting your RadioLink Base Serviced | Ei Electronics Ei428 instruction

7. Getting your RadioLink Base Serviced

If your RadioLink Relay fails to work after your have carefully read all the instructions, checked that the unit has been installed correctly, and is receiving AC power (green light on) contact Customer Assistance at the nearest address given at the end of this leaflet. If it needs to be returned for repair or replacement, open cover and turn off rechargeable cells with slide switch (see fig 1b). Put the RadioLink Relay in a padded box and send it to “Customer Assistance and Information” at the nearest address given on the unit or in this leaflet. State the nature of the fault, where the RadioLink Base was pur- chased and date of purchase.

8. Five Year Guarantee

Ei Electronics, guarantees this Ei 428 RadioLink Relay for five years from date of purchase against any defects that are due to faulty materials or workmanship. This guarantee only applies to normal conditions of use and service, and does not include damage resulting from accident, neglect, mis-use, unauthorised dismantling, or contamination howsoever caused. This guarantee does not cover costs associated with the removal and/or installation of units. If this RadioLink Relay should become defective within the guarantee period, it must be returned to Ei Electronics, with proof of purchase, carefully packaged, and with the problem clearly stated. (see “Getting Your RadioLink Relay Serviced”). We shall at our discretion repair or replace the faulty unit.

Do not interfere with the RadioLink Relay or attempt to tam- per with it. This will invalidate the guarantee, but more impor- tantly may expose the user to shock or fire hazards. This guarantee is in addition to your statutory rights as a con- sumer.

9. Technical Specification

Mains: 230 VAC, 40mA, 50HZ, 0.8W

Mains Indicator: Green LED lights continuously (apart from when it switches momentarily to red as outlined below) Battery Back-Up:Rechargeable Built-In Lithium Cells (operates for up to 2 months in standby)

Approvals: Complies with EMC, Electrical Safety and Radio Regulations – including requirements of the RTTE Directive Compatibility 1999/5/EC (RF Performance to EN300220-3, EMC to EMC 301489-3) – independently tested Humidity Range: 15% to 95% RH (non-condensing)

Radio Frequency: 868.499 MHz (Regulated 1% duty cycle band)

RF Power: +5dBm

Range: 150 meters (minimum) in free space

RF RECEPTION

Alarm Signal Reception: Switches latching relay for 60 sec- onds (with switch in continuous mode) unless it receives an

Ei428 specifications

The Ei Electronics Ei428 smoke alarm is a cutting-edge device designed for dependable fire safety in both residential and commercial environments. Featuring advanced technologies and a commitment to quality, the Ei428 offers a wide range of features that enhance its functionality and reliability.

One of the standout characteristics of the Ei428 is its dual-sensor technology. It employs both ionization and photoelectric sensing mechanisms to detect smoke effectively. The ionization sensor is particularly responsive to fast-flaming fires, while the photoelectric sensor is adept at identifying smoldering fires. This combination significantly increases the chances of early detection, thereby providing crucial time for occupants to respond during an emergency.

The Ei428 also incorporates a unique sealed lithium battery, which ensures a long life of up to 10 years. This battery eliminates the hassle of frequent battery replacements and delivers peace of mind to users, knowing that the device will remain functional throughout its lifespan. In addition, the built-in battery is designed to be tamper-proof, further enhancing the device's reliability.

Another remarkable feature of the Ei428 is its intelligent technology, which includes a self-test function. This automated testing feature regularly checks the sensor's functionality and alerts users to any issues, ensuring that the device remains in optimal working condition at all times. The alarm is also equipped with a loud 85 dB sounder, which provides audible alerts to make sure that occupants are aware of any potential fire danger, even in noisy environments.

In terms of design, the Ei428 has a compact and unobtrusive profile, allowing it to blend seamlessly into various decors. Its user-friendly interface includes a large test button for easy access during routine checks, promoting adherence to safety standards. The alarm's visual indicators provide additional information regarding the unit’s status, further simplifying the user's experience.

Overall, the Ei Electronics Ei428 smoke alarm stands as a testament to modern fire safety technology. It combines dual-sensor detection, long-lasting power, intelligent self-testing capabilities, and user-friendly design to deliver exceptional performance. Whether installed in homes, offices, or other spaces, the Ei428 is a vital asset in safeguarding lives against the threat of fire.