Hochiki SLR-E3NM User Manual

Hochiki Sensors

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2-3-0-434/ISS3/OCT09

HOCHIKI CDX MARINE DETECTOR RANGE
INSTALLATION INSTRUCTIONS

Products Covered: SLR-E3M, SLR-E3NM, DCD-AE3M, DCD-CE3M, c/w YBN-R/6M Base

The Conventional Marine Detectors listed above all use the common mounting base YBN-R/6M which is electronics-free
and features a third terminal for Remote Indicator output. The Marine Back Box (MBB-1) should be used in certain
locations and conditions (see MBB-1 Instructions for further details).

Follow the guidelines below before installation and maintenance. Hochiki cannot guarantee a detector's performance if
these guidelines are not followed.

Caution

Hochiki CDX Marine Detectors cannot be used to prevent fire itself; they are only intended to detect a certain
characteristic of fire. The DCD marine range of detectors is used to detect changes in temperature and cannot detect
smoke and other phenomena. When installing the detector, check that the location of each one has been planned
according to appropriate fire regulations or recommendations. Certain actions can cause permanent damage to the
detector, and if subjected to any of the following, it should not be used:

Situations in which condensation exists

Smoke detectors only

Situations in which corrosive gases exist

All detectors

Impact or shock

All detectors

Situations in which obstacles exist, which could impede airflow to the detector

All detectors

Situations in which dust or steam exist

Smoke detectors only

Disassembly and re-assembly
(except chamber replacement of photoelectric smoke detectors)

All detectors

Touching the thermistor located in centre of detector

Heat detectors only

If in any doubt, always refer to relevant certification regarding appropriate detector use.

If damage is suspected after a fire has occurred, the detector should be replaced. After installation, all detectors on the
fire alarm system should be tested to confirm correct operation. Only suitably trained engineers should carry out
installation and maintenance. The detector must be subject to periodic maintenance during regular service visits. This
period should be outlined in the appropriate standards or recommendations. If there are no such standards existing,
Hochiki recommend that the minimum period of maintenance should be one year and that the following should be taken
into account:

‰

A regular operation test should be performed.

‰

A visual check for staining and mechanical
damage should be made.

‰

Operation should only be checked by equipment that is
capable of exceeding the required detection threshold.

‰

Detector operation should not be tested with a naked
flame or open fire.

A dust cover is included with the detector to prevent contamination during installation. The dust cover must be
removed for the detector to operate.

Head Locking Mechanism

Remove tab carefully using a pair of pliers

The CDX range of Marine Detectors can be locked onto the
base by removing a plastic lug on the underside of the
Detector. The Detector can then only be removed by using
a special Removal Tool (TSC-A100/ALG), which is
available from Hochiki Europe.

Wiring

The wiring diagram for the conventional marine detector base should be made as shown.

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