Cooper Wheelock MTWP-2475W Installation Instructions Manual Download Page 4

 

 
 
 

Figure 3:  Switch Settings 

POS 1

POS 2

POS 3

POS 4

SLIDE HERE FOR (1)

SLIDE HERE FOR (0)

USE A SMALL SCREWDRIVER TO

CHANGE THE SWITCH POSITION.

 

WARNING:  DOUBLE CHECK THE SWITCH (SW1) SETTINGS TO MAKE SURE THEY ARE CORRECT.  IMPROPER SETTINGS CAN 

DAMAGE THE UNIT OR RESULT IN NO SOUND OUTPUT OR A dBA SOUND OUTPUT LEVEL THAT IS BELOW THE 75dB MINIMUM CODE 
REQUIREMENTS FOR PUBLIC MODE FIRE PROTECTION.   THIS COULD RESULT IN PROPERTY DAMAGE AND SERIOUS INJURY OR DEATH 
TO YOU AND/OR OTHERS. 

 

STEP 2: 

Set desired alarm tone as follows (refer to Figure 2 and Table 6).  Multitone Strobe Appliances are field set for any one of eight alarm tones by setting a four-position 
switch (SW1) as shown in Figure 3 and Table 6.  Use SW1 POS 2, 3, 4 to select the desired alarm tone. 
 

Table 6:  Switch Settings 

Tone 

POS 2 

POS 3 

POS 4 

Horn 1 

Bell 1 

March Time Horn 

Code 3 Horn 

Code 3 Tone 

Slow Whoop 

Siren 1 

HI/LO 0 

 
NOTE: 

 The Code 3 Horn and Code 3 Tone (set on HIGH dBA) incorporate the temporal pattern specified by ANSI/NFPA for standard emergency evacuation 

signaling.  They should be used only for fire evacuation signaling and not for any other purpose. 
The Horn and Bell Tones can be used on coded systems with a minimum On-Time of 1/4 second if the audible and strobe are wired to operate independently.  All other 
tones are recommended for use only on continuous (non-coded)  

CAUTION:

  Strobes are not designed to be used on coded systems in which the applied voltage is cycled on and off.. 

 

WIRING DIAGRAMS: 

 

Figure 4: 

 

 

1.  Multitone Strobe models have in-out wiring terminals that accept two #12 to #18 American Wire Gauge (AWG) wires at 

each screw terminal.  Strip leads 3/8 inches and connect to screw terminals. 

2.  Break all in-out wire runs on supervised circuits to assure integrity of circuit supervision as shown in Figure 4.  The polarity 

shown in the wiring diagrams is for operation of the appliances.  The polarity is reversed by the FACP during supervision. 

 

 

 

Figure 5: 

Audible appliance and strobe operate independently.

 

                    

-

+

AUDIBLE

STROBE

TO NEXT
AUDIBLE OR
END OF LINE RESISTOR

TO NEXT
STROBE OR
EOLR

FROM PRECEDING
AUDIBLE OR FIRE ALARM

CONTROL PANEL (FACP)

FROM PRECEDING

APPLIANCE OR FIRE ALARM

CONTROL PANEL (FACP)

+

-

+

-

+

-

+

-

+

-

(EOLR)

 

 

Figure 6: 

Audible appliance and strobe operate in unison.   

Red and black shunt-wires are supplied.

 

GND.

FROM PRECEDING

APPLIANCE OR

FIRE ALARM CONTROL

PANEL (FACP)

STROBE AUDIBLE

-

+

-

+

TO NEXT

APPLIANCE OR

END OF LINE

RESISTOR (EOLR)

BLACK

RED

(+) (-)

(+) (-)

 

 
 

P84870E 

Sheet 4 of 6

 

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