MR-2312-AT Fire Alarm Control Unit INSTALLATION MANUAL Revision 1 101007 Document #: LT-658SEC WARNING: This manual contains information on limitations regarding product use and function and information on the limitations as to liability of the manufacturer. The entire manual should be read carefully.
MR-2312-AT Remote Annunciator Wiring and Instruction Manual Table of Contents Introduction ............................................................................................................................. Technical Support ................................................................................................................ Installation Instructions.......................................................................................................... Controls and Displays .........
MR-2312-AT Remote Annunciator Wiring and Instruction Manual Introduction Secutron’s MR-2312-AT Annunciator is a 16-circuit annunciator for use with Secutron’s MR-2300 Series Fire Alarm Control Panels. Annunciators mount into standard four-gang electrical boxes, and may not be expanded. Control access is by a keyswitch. Each circuit indicator is a bi-colour LED that is automatically configured to match the fire alarm control panel configuration.
Installation Instructions Installation Instructions Standard Electrical Box Secure with #6-32 Screws Wall Paper Labels Std Elec. Box Wall Std Elec. Box Clear Lexan Surface Mount Flush Mount Notes: • The MR-2312-AT is supplied with NP-386 paper labels for zone identification. • This annunciator displays initiating circuit status only (no individual circuit troubles). Indicating and relay circuits are not remotely displayed.
MR-2312-AT Remote Annunciator Wiring and Instruction Manual Wiring Instructions The RS-485 Wiring to the MR-2312AT Module is recommended to be twisted shielded pair as shown in the diagram. The wire gauge may be: 24 VDC OUTPUT • 22 AWG up to 2000 ft. 24 VDC INPUT • 20 AWG up to 4000 ft.
DIP Switch Settings DIP Switch Settings Each annunciator needs to be assigned a unique, sequential address via DIP switches SW1-1, SW1-2, and SW1-3. DIP switch SW1-4 is used to allow disabling of some front panel slide switches. SW1-1 = Address A0\ SW1-2 = Address A1 SW1-3 = Address A2/ = When SW1-4 is “off”, the System Reset and Signal Silence slide-switches are always disabled, regardless of the operation of the keyswitch.
MR-2312-AT Remote Annunciator Wiring and Instruction Manual Specifications and Features Enclosure • A standard 4-gang electrical box is used. Electrical Specifications • 24 VDC nominal voltage • Slide-switch controls, LED indicators, and keyswitch to enable controls. • Local buzzer, indicators (ac-on, common trouble, signal silence), and controls (system reset, lamp test, buzzer silence, signal silence). • Annunciation of up to 16 points. • Not expandable. • Standby 35 mA Max.
Warranty & Warning Information Warranty & Warning Information Warning Please Read Carefully Note to End Users: This equipment is subject to terms and conditions of sale as follows: Note to Installers This warning contains vital information. As the only individual in contact with system users, it is your responsibility to bring each item in this warning to the attention of the users of this system.
MR-2312-AT Remote Annunciator Wiring and Instruction Manual as: the smoke detectors or heat detector may have been improperly installed or positioned; smoke or heat may not be able to reach the alarm initiating device, such as when the fire is in a chimney, walls or roofs, or on the other side of closed doors; and, smoke and heat detectors may not detect smoke or heat from fires on another level of the residence or building. •Software Most Secutron products contain software.
Warranty & Warning Information Limited Warranty Secutron Inc. warrants the original purchaser that for a period of two years from the date of manufacture, the product shall be free of defects in materials and workmanship under normal use. During the warranty period, Secutron Inc. shall, at its option, repair or replace any defective product upon return of the product to its factory, at no charge for labor and materials.
MR-2312-AT Remote Annunciator Wiring and Instruction Manual Disclaimer of Warranties This warranty contains the entire warranty and shall be in lieu of any and all other warranties, whether expressed or implied (including all implied warranties of merchantability or fitness for a particular purpose) And of all other obligations or liabilities on the part of Secutron Inc.
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© 2007 Secutron, Inc. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form by any means electronic, magnetic, optical, chemical, manual, or otherwise without the prior consent of Secutron. Canada 25 Interchange Way Vaughan, ON L4K 5W3 Tel: (888) SECUTRON (888) 732-8876 Fax: (905) 660-4113 U.S.
