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273 Branchport Avenue 
Long Branch, N.J.  07740 

 

 

 

(800)  631-2148  

 

 

 

 

 

 

 

 

 

 

 

              Thank you for using our products. 

www.cooperwheelock.com 

INSTALLATION INSTRUCTIONS 

CLASS A/B SPLITTER 

(FOR SP40S AND SPB-160/SPB-80/4) 

 

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

 
MODEL NUMBER: 

        109900 

SP4Z-A/B 

 

 
GENERAL: 
 

The Class A/B Splitter (SP4Z-A/B) is designed to be used with Wheelock’s SP40S SAFEPATH4 panel and the SAFEPATH4 Audio Booster (SPB-160 and SPB-80/4) 
panels.  The SP4Z-A/B provides a means for expanding one supervised audio output zone to four Class B or two Class A zones.  

The SP4Z-A/B is UL Listed under 

Standard 864

, Control Units for Fire Protective Signaling Systems.  They are for indoor use only. 

 
One SP4Z-A/B can be connected to the SP40S panel.  It is to be mounted inside the panel enclosure onto the standoffs on the SP40S board.  Two SP4Z-A/B's can be 
connected to the SPB-160.  One SP4Z-A/B can be connected to the SPB-80/4.  It is to be mounted inside the SPB-160 or SPB-80/4 panel on the Splitter Mounting 
Bracket (SPMB-4Z - purchased separately) mounted over the 24VDC Power Supply (SPBPS).  The SP4Z-A/B has a maximum power output per zone that cannot exceed 
what is listed in Table 1. 
 

NOTE:

  All 

CAUTIONS

 and 

WARNINGS

 are identified by the symbol 

.  All warnings are printed in bold capital letters. 

 

WARNING:  PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE USING THIS PRODUCT.  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. 

 

SPECIFICATIONS: 

 

Table 1:  Specifications 

Audio Output Voltage 

25.0V 

70.7V 

Maximum Output Power Per Zone 

40.0W 

40.0W 

Operating Voltage 

24VDC 

Standby/Alarm Current at 24VDC  

15mA 

 
 

Class A 

Minimum Ground Fault Sensitivity 

20 k Ohms 

Class B 

Maximum Output Power Per Zone 

40W 

40W 

 

WIRING INSTRUCTIONS: 
 
NOTE:  

The terminal blocks on the 

SP4Z-A/B

 are removable. To remove a terminal block, pull the block straight up from the circuit board as shown in Figure 1. Attach 

wires to the desired connections, then plug the terminal block back on the board being careful to match and align the pins.  
 

 

Figure 1:  Removable Terminal Block 

 

 
 
 
Copyright 2007 Cooper Wheelock, Inc.  All rights reserved. 

P84205 Rev. P  

Sheet 1 of 9

 

Содержание SAFEPATH SP4Z-A-B

Страница 1: ...nted over the 24VDC Power Supply SPBPS The SP4Z A B has a maximum power output per zone that cannot exceed what is listed in Table 1 NOTE All CAUTIONS and WARNINGS are identified by the symbol All warnings are printed in bold capital letters WARNING PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE USING THIS PRODUCT FAILURE TO COMPLY WITH ANY OF THE FOLLOWING INSTRUCTIONS CAUTIONS AND WARNINGS COUL...

Страница 2: ...P40s board to the 4 mounting studs of the SP40S enclosure 2 Position the SP4Z A B PC board with the terminal blocks pointing to the top of the SP40S enclosure and align the mounting holes on the PC board with the mounting studs 3 Screw the male end of the 4 cover standoffs through the SP4Z A B PC board and to the 4 standoff installed in Step 1 Tighten standoffs snug 4 Attach wiring in accordance w...

Страница 3: ...s to the mounting bracket by pushing them into place 3 Position the SP4Z A B PC board with the terminal blocks pointing to the top of the Audio Booster enclosure and align the mounting holes on the PC board with the mounting studs 4 Screw the male end of the 4 Hex M F Spacers through the SP4Z A B PC board and to the 4 Locking Female Spacers on the SPMB 4Z Tighten standoffs snug plus turn 5 Attach ...

Страница 4: ...ASS A WIRING 24VDC AUDIO AUD IN 24VDC SP40S SPB 160 OR SPB 80 4 SP4Z A B Z1 Z2 Z3 Z4 ZONE TERMINATION IF NOT USED UL LISTED 10K OHM EOLR UL LISTED 10K OHM EOLR Figure 6C Power Limited For Supervised Class A Wiring CLASS B WIRING 24VDC AUDIO AUD IN 24VDC SP40S SPB 160 OR SPB 80 4 SP4Z A B Z1 Z2 Z3 Z4 UL LISTED 10K OHM EOLR ZONE TERMINATION IF NOT USED UL LISTED 10K OHM EOLR Figure 6D Power Limited ...

Страница 5: ... of the SP 40S circuit board SP 40S PC BOARD SPLITTER ZONE OUTPUTS Figure 7A Wiring Routes for Wiring the SP4Z A B to the SP40S WARNING SHUT OFF ALL POWER BEFORE STARTING THE INSTALLATION ELECTRICAL SHOCK CAN CAUSE DEATH OR SERIOUS INJURY P84205 Rev P Sheet 5 of 9 ...

Страница 6: ...long the bottom to the left side of the enclosure up the left side and to the AUD IN terminals of the splitter 24VDC POWER SUPPLY SPB 160 PC BOARD N TB7 TB5 TB2 TB1 TB6 L DC IN BAT AUD2 OUT AUD1 OUT STB2 OUT STB1 OUT 24V OUT AUX RET AUX IN AUD RET AUD IN TRANSFORMER TB3 STB RET STB IN 24V OUT EXP OUT TB4 NO NC COM NO NC COM AC TRB TB8 NO NC COM TRB NO NC COM Figure 7B Wiring Routes for Wiring the ...

Страница 7: ...ong the right side and to the bottom of the enclosure then along the bottom to the left side of the enclosure up the left side and to the AUD IN terminals of the splitter 24VDC POWER SUPPLY SPB 80 4 PC BOARD N TB7 TB5 TB2 TB1 TB6 L DC IN BAT AUD2 OUT AUD1 OUT STB2 OUT STB1 OUT 24V OUT AUX RET AUX IN AUD RET AUD IN TRANSFORMER TB3 STB RET STB IN 24V OUT EXP OUT TB4 NO NC COM NO NC COM AC TRB TB8 NO...

Страница 8: ...ed Remove the SP4Z A B cover and observe the 8 yellow LED s as shown in Figure 9 to determine the reason for the trouble 5 For each SHORT LED ON check the speaker output wiring for that zone for a short or a faulty speaker appliance 6 For each OPEN LED ON check the speaker wire run for that zone for an open or that the end of line resistor is missing With the zone wiring removed from the SP4Z A B ...

Страница 9: ...a product is suitable for the user s purposes or whether it will achieve the user s intended results There is no warranty against damage resulting from misapplication improper specification abuse accident or other operating conditions beyond Cooper Wheelock Inc s control Some Cooper Wheelock Inc products contain software With respect to those products Cooper Wheelock Inc does not warranty that the...

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