RadioLink Ei408 Manuals





A16224-R0-EI408-UC-ENG  25/10/07  12:22 PM  Page 1
as the light illuminates, release the House Code button. The red
red light illuminates solidly. As soon as it illuminates solidly, release
Model: Ei408
light should start to flash slowly (this indicates that the Ei408 is
the House Code button. The red light should stop flashing. Re-fit the
sending out its own unique House Code signal).
front plate back onto the back-box. (Note: The Ei408 will
automatically exit House Code mode after 15 minutes from it initially
Switched Input Module
being put into House Code mode, so this step may not be required).
Battery Powered
9. Remove all other RadioLINK devices from House Code mode (see
For use with RadioLINK Smoke/Heat Alarms and Bases
individual instruction leaflets).
All RadioLINK devices will automatically exit House Code mode
after either 15 or 30 minutes (depending upon device). However, if
left in House Code mode for these periods, problems could occur if
a nearby system is being House Coded at the same time (i.e. two
different systems could become coded together). To prevent this it
is recommended that all RadioLINK devices in a system are taken

Ei408
out of House Code mode once it is determined that they are all
coded together.

Switch output device for
triggering RadioLINK units
3. CHECKING AND TESTING
Figure 1
The Ei408 is an important alarm device and should be tested after
Terminal Block
installation and then regularly to ensure correct operation as follows.
a) Check that the light on the front plate flashes green every 40
Contains vital information on the product’s operation and installation.
seconds to show that the battery power is healthy.
Read and retain carefully. If you are just installing this product the
b) The module should be tested regularly with the external switch
manual MUST be given to the householder.
device  (e.g. use a test button on the external device). The light should
1. INTRODUCTION
turn red and stay on continuously for 3 seconds and then flashes red
Battery
(once every 20 seconds) for 5 minutes indicating a repeat
The Ei408 is a battery powered RadioLINK Module that accepts an
ON/OFF
transmission of the alarm signal. (Note: after 5 minutes the RF alarm
input from a set of Volt-Free switched contacts (e.g. flow switch
Switch
signal ceases and therefore the smoke alarms will stop alarming. This
contacts on a sprinkler system).
prevents the batteries in the Ei408 module from being depleted.
On receipt of a switched input, the Ei408 sends out a RadioLINK
c) Check that all the RadioLINK units are now in alarm. If everything
alarm signal to trigger all other RadioLINK alarms/bases in the
House Code
Keep wires away
Button
is satisfactory, cancel the test. Check all the RadioLINK units are
system into alarm.
Figure 2
from Antenna area
switched off. (If some or all of the alarms have not been activated,
2. INSTALLATION
5. Screw the front plate back onto the back-box.
then the House Coding procedure should be repeated. If there are still
some problems, see the section on “Troubleshooting”.)
It is recommended that you install all other RadioLINK devices that
6. As quickly as possible put all other RadioLINK devices that are part
will form part of the system before installing the Ei408 Module.
of the system into House Code mode (see individual instruction
Low Battery
leaflets). This must be done within 15 minutes of putting the Ei408
If the light flashes amber every 9 seconds this indicates that the
Note:
into House Code mode (step 4 above).
batteries are depleted and the Ei408 may no longer be able to send
All RadioLINK units should be located in their final 
an alarm signal. The unit must be removed from its location and
positions before House Coding is carried out.
In House Code mode, all the RadioLINK devices will ‘learn’ and
returned for repair if still with the guarantee period, (see Sections 7 &
memorise each others unique House Code. Once House Coded, a
The Ei408 should not be mounted close to any metal 
8 for details).
RadioLINK device will only respond to other RadioLINK devices
objects, metal structures or fitted to a metal back-box.
that it has in its memory.
If the end of life has been reached (see “REPLACE BY” label on the
1. Remove the front plate of the Ei408 by unscrewing the two screws
side of the mounting box) dispose according to local guidelines and
7. Check that the number of amber light flashes (for RadioLINK
and then fix the back-box to a solid surface using the screws
regulations (see label on the inside of unit).
bases) or blue light flashes (for RadioLINK alarms) corresponds to
provided. (Do not recess mount the back-box).
the number of RadioLINK devices in the system. For example, with
4. TROUBLE SHOOTING RF LINK
2. Neatly run wiring from the Volt-Free switched contacts that will be
3 Ei168RC RadioLINK bases and 1 Ei408 Module in the system
used to trigger the Ei408 through one of the knockouts in the back-
there should be 4 amber light flashes on each Ei168RC base
If, when checking the RadioLINK interconnection, some of the alarms
box and connect to the terminal block as shown in Figure 1.
(Note: The red light flashes from the Ei408 do not relate to the
do not respond to the Ei408 test (as outlined in section 3), then:
number of RadioLINK devices. The flashes simply show that it is
3. Switch on the built-in battery by sliding the yellow battery switch to
(i) Ensure the Ei408 has been activated correctly and the red light has
sending out its own unique House Code).
the “on” position (see Figure 2).
come on continuously for 3 seconds and then continues to flash red
8. Remove the Ei408 from House Code mode by unscrewing the front
every 20 seconds.
4. Press and hold the House Code button (shown in Figure 2) until the
plate and then pressing and holding the House Code button until the
red light on the front plate of the Ei408 illuminates solidly. As soon
1
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