Mircom SP Series 4 Inch Retrofit Speakers Owner’s Manual
- June 9, 2024
- Mircom
Table of Contents
Mircom SP Series 4 Inch Retrofit Speakers Owner's Manual
Description
Mircom’s SP-304A-25W and SP-304A-70W are retrofit speakers designed for broadcasting high quality tone signals and are ideal for alarm signaling in hotels, malls, apartments and other areas where attractive appearance and dependable performance are prime concerns.
The SP-Series 4” Retrofit Speakers consist of a loudspeaker, 6 oz. magnet, a low profile constant voltage line matching transformer, a D.C. blocking capacitor and an all steel speaker baffle finished in an off white colour. The 25 and 70 volt transformers are of the matching type and include output power taps of ¼, ½, 1 and 2 watt(s). Tap selection is made by wiring into the appropriate slot on the speaker’s terminal block.
The SP-Series 4” Retrofit Speakers mount over existing apartment intercom suite stations. The suite stations that can be used are Mircom/Mirtone IS-400 Series stations, Canadian Sound and Signal’s CS-10W and Couch intercom suite stations.
Mircom’s fire alarm speakers are specially designed for high quality emergency fire alarm signals and voice communications. These units must be used with Mircom’s QX-5000 Voice Evacuation system or with any voice alarm equipment approved by Underwriters Laboratories of Canada (ULC).
Features
- 25 & 70 volt line matching transformers
- High dBA output (over 90 dBA at 10 feet @ 2 watts)
- D.C. blocking capacitor for line supervision
- Terminal block connection for speaker tap/output selection
- Multiple output taps. Selection for ¼, ½, 1 or 2 watts
- Moisture resistant
- Fire retardant cone material
- Factory assembled and tested
- Each speaker is equipped with a ground wire
- White speaker baffle
- Easily mounts over existing apartment intercom suite stations
Wiring Instructions
Desired wattage is selected by wiring into the corresponding terminal on the speaker terminal block.
Speaker Specifications
dBA Sound Pressure Level is measured using the transformer tap shown at a
distance of 10 feet (3 meters).
This measurement is obtained in accordance with ULC Standard CAN/ULC-S541-M87.
NOTE: All Mircom enclosures are equipped with a ground screw hole. Each speaker unit is equipped with a ground wire.
Installation Instructions
NOT TO BE USED FOR INSTALLATION PURPOSES.
Canada
25 Interchange Way
Vaughan, Ontario L4K 5W3
Telephone: 905-660-4655
Fax: 905-660-4113
U.S.A.
4575 Witmer Industrial Estates
Niagara Falls, NY 14305
Toll Free: 888-660-4655
Fax Toll Free: 888-660-4113
Web page: http://www.mircom.com
Email: mail@mircom.com