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P83439 B 

Sheet 1 of 4 

 

273 Branchport Avenue 
Long 

Branch, 

N.J. 

 

07740 

        

 

 

Thank you for using our products.

 

(800)  631-2148 
www.wheelockinc.com 

INSTALLATION INSTRUCTIONS 

FOUR ZONE SPLITTER 

(FOR SINGLE CIRCUIT SAFEPATH PANELS) 

 

Use this product according to this instruction manual.  Please keep this instruction manual for future reference. 

 

MODEL NUMBERS: 

                SC-SPL-B       Single Circuit Splitter - Black 
                SC-SPL-R       Single Circuit Splitter - Red 

 

GENERAL: 

The Four Zone Splitter is designed to be used with Wheelock’s Single Circuit SAFEPATH panel and it provides a means for expanding 
the number of supervised audio output zones from one to four.  The Four Zone Splitters are UL Listed under Standard 864, Control 
Units for Fire Protective Signaling Systems.  They are listed for indoor use only.  Only 1 Four Zone Splitter can be connected to the 
Single Circuit SAFEPATH panel.  It is to be mounted inside the Single Circuit SAFEPATH panel enclosure onto the printed circuit board 
(PCB) cover.  The splitter works with all of the Wheelock amplifier modules.  If the splitter is used with a power amplifier, the maximum 
power per zone cannot exceed what is listed in Table 1. 
 

SPECIFICATIONS: 

 

Table 1. 

Audio Output Voltage 

25.0V 70.7V 100.0V 

Maximum Output Power Per Zone 

25.0W 

70.0W 

100.0W 

 

MOUNTING INSTRUCTIONS: 

 

       (4)

MOUNTING

   HOLES

 

 

Figure 1. 

Copyright 1997 Wheelock, Inc.  All rights reserved. 

Summary of Contents for SC-SPL-B

Page 1: ...supervised audio output zones from one to four The Four Zone Splitters are UL Listed under Standard 864 Control Units for Fire Protective Signaling Systems They are listed for indoor use only Only 1 Four Zone Splitter can be connected to the Single Circuit SAFEPATH panel It is to be mounted inside the Single Circuit SAFEPATH panel enclosure onto the printed circuit board PCB cover The splitter wor...

Page 2: ... PCB to the Single Circuit SAFEPATH PCB cover 4 Attach the Four Zone Splitter cover to the hex standoffs using the 4 mounting screws MOUNTING SCREW 4 FOUR ZONE SPLITTER COVER FLANGE FARSIDE HEX STANDOFF 4 TERMINAL BLOCK WIRE ENTRY FOUR ZONE SPLITTER PCBA PC BOARD STANDOFF 4 SAFEPATH PCB COVER VIEW FROM BOTTOM SIDE OF UNIT Figure 2 WIRING INSTRUCTIONS 1 See Figure 3 for wiring diagram 2 See Figure ...

Page 3: ...ondition will be reported to the amplifier card as a speaker wiring trouble and its SPK LED will be lit ZONE SELECT LED S ON ON ON ON ON OFF OFF OFF OFF OFF ALL CALL ZONE 1 ZONE 2 ZONE 3 ZONE 4 ZONE 1 ZONE 2 ZONE 3 Z O N E A L R R M L E D S ZONE 4 TB1 ALL PWR AUD Z1 Z2 Z3 Z4 OPERATION Use zone switches to select zones for live announcements ZONE SELECT LED S indicate the selected zones Use ALL CAL...

Page 4: ... SPECIFICATION ABUSE ACCIDENT OR OTHER OPERATING CONDITIONS BEYOND WHEELOCK S CONTROL SOME WHEELOCK PRODUCTS CONTAIN SOFTWARE WITH RESPECT TO THOSE PRODUCTS WHEELOCK DOES NOT WARRANTY THAT THE OPERATION OF THE SOFTWARE WILL BE UNINTERRUPTED OR ERROR FREE OR THAT THE SOFTWARE WILL MEET ANY OTHER STANDARD OF PERFORMANCE OR THAT THE FUNCTIONS OR PERFORMANCE OF THE SOFTWARE WILL MEET THE USER S REQUIR...

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