Product specifications, Quick test feature, Reliable, proven sounder – Aico Carbon Monoxide Alarms 260 Series User Manual

Page 7: Sensor replacement, Removal

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7

Product

Specifications

Remote Control Functionality

Mains Supply

Lithium Rechargeable Cell Back-up

Powered by 3 x AA Alkaline Batteries

Electrochemical Cell CO Sensor

85dB(A) @ 3m Sound Output

Easi-fit System

LED Power Indicator

LED Alarm & CO Level Indicator

Digital LCD CO (ppm) Display

CO Level Memory Feature

LED Fault Indicator

Audible Fault Warning

Audible Low Battery Warning

Test/Hush Button

Automatic Reset After Alarm/Test

Interconnection Capability

Replaceable Sensor Module

Quick CO Gas Test Feature

Pre-Alarm For Low CO Levels

High Level of Gas Type Selectivity

Unit Activation Upon Connection

Soldered Horn Contacts

Tamper Resistant Cover

Tamper-proof Cells

Locking Screw Hole

Easi-see Easi-connect Wiring Terminals

Mains Wiring Cable Cover

Multiple Cable Entries

Foam Sealing Gasket

Anti-tamper Locking Catch

Multiple Fixing Holes

Date Code Identification

BS Kitemarked to BS EN 50291

CE Marked

EMC Conformance

Class II Double Insulated

UV Stabilised Moulding

Combined Installer/User Instructions

Fixings Included

Typical Footprint Dimensions (mm)

155 x 125 155 x 125 135 x 105 135 x 105

Ei261DENRC

Ei261ENRC

Ei225EN

Ei205ENA

Memory Feature

The Test/Hush button provides a quick, easy means
of both testing the alarm and
controlling any false alarms. Operating
the Test button also activates the
alarm level memory feature. The last
recorded CO level will be shown -
through Alarm LED flash rate or digital
display (Ei261DENRC only).

Quick Test Feature

Operating the Test button activates the quick CO gas
test feature. The unit will then sample for CO 4 seconds
later and give an audible and visual warning if CO is
sensed - saving time and money particularly when
testing units in a large number of properties.

Reliable, Proven Sounder

Giving an output of 85dB(A) at 3m, the alarm signal is
loud. The piezo disc sounder element is securely held
with silicone mastic to prevent creepage and
premature failure. Soldered contacts on the disc further
improve reliability when compared to more commonly
used pressure contacts, which can be prone to failure
due to corrosion and arcing.

Sensor Replacement

Removal

Insert a screwdriver into the
removal slot - releasing the
tamper- resistant clip - and
slide the alarm off. The
cable cover ensures that
the mains cables are not
exposed.

Sensor Replacement

Slide the alarm off the
mounting plate and
pull out the sensor
module using the
exterior tab.

Then simply push the
new sensor module in
and slide the alarm
back on the mounting
plate.

Replaceable CO Sensor
(Ei261ENRC & Ei261DENRC)

33% cost saving over
the life cycle of
comparable products

All CO sensors have a limited life of 5/6
years. But, the unique replaceable
sensor module on the Ei261ENRC &
Ei261DENRC alarms doubles the life
cycle of the product. This simple to
carry out process gives a significant cost
saving and eliminates any inconvenience in
time spent changing the entire unit.

Proven Electrochemical Cell Sensor coupled with
sophisticated electronics provides high quality
detection and reliability. Calibrated in CO gas during
manufacture, accuracy is assured.

Remote Control
Functionality
(Ei261ENRC &
Ei261DENRC)

Ei260 Series incorporates as standard Remote Control
functionality. Allows Alarm Test, Hush and Locate to be
performed from an easily accessible wall mounted
control switch (optional).

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