P83963 E
Sheet 1 of 5
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INSTALLATION INSTRUCTIONS
www.wheelockinc.com
MIZ-MINI
HORNS
Use this product according to this instruction manual. Please keep this instruction manual for future reference.
GENERAL
:
Electronic MIZ-Mini Horns are designed to produce high sound output with minimal current requirements. They are UL Listed under
UL 464, Standard for Audible Signal Appliances and ULC Listed under Standard CAN/ULC-S525-99, Standard for Audible Signal
Appliances For Fire Alarm Systems
.
All inputs are polarized for compatibility with standard reverse polarity supervision of circuit
wiring by a Fire Alarm Control Panel (FACP). MIZ-Mini Horns are recommended for alarm signaling for individual rooms in
apartments, motels, hotels and offices. These appliances are attractive in appearance and reliable performers. They mount to standard
backboxes to reduce the cost of installation. All models are Listed for indoor use with the backboxes specified in these instructions
(See Mounting Options).
They provide a selectable Continuous or Code 3 horn tone when connected directly to a Fire Alarm Control Panel (FACP). They can
also provide a synchronized Code 3 horn tone when used in conjunction with a Sync Module (SM), Dual Sync Module (DSM) or
Wheelock’s Power Supplies.
NOTE
: All
CAUTIONS
and
WARNINGS
are identified by the symbol . All warnings are printed in bold capital letters.
WARNING: READ THESE INSTRUCTIONS CAREFULLY. FAILURE TO COMPLY WITH ANY OF THE FOLLOWING
INSTRUCTIONS, CAUTIONS AND WARNINGS COULD RESULT IN IMPROPER APPLICATION, INSTALLATION AND/OR
OPERATION OF THESE PRODUCTS IN AN EMERGENCY SITUATION, WHICH COULD RESULT IN PROPERTY DAMAGE AND
SERIOUS INJURY OR DEATH TO YOU AND/OR OTHERS.
WARNING: THE MIZ APPLIANCE IS A “FIRE ALARM DEVICE – DO NOT PAINT.”
SPECIFICATIONS:
Table 1: UL and ULC Listed Models and Ranges
Reverberant dBA Per
UL 464 at 10 Feet
Anechoic dBA Per
CAN/ULC-S525-99 at 10 Feet
Current
Continuous
Code 3
Continuous
Code 3
Models
Voltage
DC RMS dBA dBA
dBA
dBA
Mounting
Options
8.0
.011
.017
74.8*
70.3*
79.8**
79.7**
12.0 .016 .025 77.9 73.8* 83.3** 82.9**
MIZ-TC12
17.5 .023 .035 80.9 76.8
86.9
86.7
A,B
16.0 .012 .027 79.7 75.5
84.8** 84.7**
24.0 .017 .038 83.2 78.8
87.9
87.9
MIZ-TC24
33.0 .024 .043 85.8 81.3
90.6
89.7
A,B
WARNING: OPERATING THE SERIES MIZ-TC12 UL VERSION, AT MINIMUM VOLTAGE (8.0VDC TO 12.0VDC) WILL NOT
MEET THE 75dBA MINIMUM UL REVERBERANT SOUND LEVEL REQUIRED FOR PUBLIC MODE FIRE PROTECTION
SERVICE (NOTED BY * IN TABLE 1). THIS IS ACCEPTABLE ONLY FOR GENERAL SIGNALING (NON-FIRE ALARM) USE.
WARNING: OPERATING THE MIZ-TC12 AND MIZ-TC24 AT MINIMUM VOLTAGE (8.0VDC TO 12.0VDC FOR 12 VOLT
MODEL AND 16.0 FOR 24.0VDC MODEL) WILL NOT MEET THE 85dBA MINIMUM ULC ANECHOIC SOUND LEVEL REQUIRED
FOR FIRE PROTECTION SERVICE (NOTED BY ** IN TABLE 1). THIS IS ACCEPTABLE ONLY FOR GENERAL SIGNALING
(NON-FIRE ALARM) USE.
WARNING: FOR UL APPLICATIONS THESE APPLIANCES WERE TESTED TO THE OPERATING VOLTAGE LIMITS OF
16.0-33.0 VOLTS FOR 24.0VDC MODELS AND 8.0-17.5 VOLTS FOR 12.0VDC MODELS USING FILTERED (DC) OR UNFILTERED
FULL-WAVE-RECTIFIED (FWR). DO NOT APPLY 80% AND 110% OF THESE VOLTAGE VALUES FOR SYSTEM OPERATION.
WARNING: FOR ULC APPLICATIONS THESE APPLIANCES WERE TESTED TO THE OPERATING VOLTAGE LIMITS OF
20.0-31.0 VOLTS FOR 24VDC MODELS USING FILTERED (DC) OR UNFILTERED FULL-WAVE-RECTIFIED (FWR). APPLY 80%
AND 110% OF THESE VOLTAGE VALUES FOR SYSTEM OPERATION.
NOTE
: 1. Anechoic dBA is measured in anechoic chamber with fast meter response. 2. Reverberant dBA is rated per UL 464,
Standard for Audible Signal Appliances. 3. As per ULC requirement, the -3dB off-axis is 15
°
and the -6dB off-axis is 30
°
.
Copyright 2003 Wheelock, Inc. All rights reserved.
