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LS4600 | 6 CHANNEL SPEAKER LINE SURVEILLANCE

Connecting The Unit

24V DC OVERRIDING 

CONTROL (EP1200A ETC)

+24V

RS 485 

OUTPUT

(OPTIONAL)

VOLUME CONTROLLERS WITH 

OVERRIDING RELAY

+24V

-VE

TO SPEAKERS

TO SPEAKERS

FROM ZONE SELECTOR

100V LINE OUTPUT

FROM ZONE SELECTOR

100V LINE OUTPUT

24V DC 
POWER 

repeat

Loop the 24V DC 

overriding trigger to the 

Zone Trig. O/P port 

Max rating per zone 

trigger is 3A. Use 

external relay if 

required

+VE

-VE

-VE

+VE repeat

add 

diode

TO MIMIC PANEL / 

EXTERNAL FAULT 

INDICATOR ETC 

( A DRY CONTACT OUT)

It is recommended that separate zone shall have separate overriding circuit. Otherwise, loop all outputs. 
Disadvantage of looping all outputs : 

If a particular zone is active (zone on) but the volume controller at a certain area is shut off (eg. zone 1), activation of monitor-

ing from LS4600 of zone 2 shall override the volume controllers at zone 1, thus a burst of audio shall be heard ( such as 

BGM being currently played).  

Programming And Setup

MAIN MENU

1.0 SETUP

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2.0 MANUAL TEST

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3.0 MEM. RECALL

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4.0 AUTO TEST

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5.0 BUZZER

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6.0 LCD LIGHT

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7.0 MEMORY

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The last part of the unit installation shall be programming as well as entering required values.  Program the unit  by following 

the menus shown in the LCD display panel. Each of the menu and sub menus shall be explained in the following sections. 

In general, there are 7 main menus as shown below :

Initializing...  

LS4600 VER: X.XX

AMPERES ELEC. S/B 

LINE SUPERVISORY

>>

POWER UP

TO ENTER SETUP

1.0 SETUP

o<> 

NOTE :

>>

< denotes PRE 

> denotes NEXT and

[] as ENTER

Upon powering for the first time, the unit shall display introduction wordings in 

running  mode.  The  green  and  red  LEDs  shall  lit  in  sequence  indicating 

sequence of initialisation.   

Minumum setup required for the system to run shall be Menu 1.0 and 4.0. If other menus are not set, they shall run according 

to default parameters.

To begin programming, press, hold and release MENU button, and 

the SETUP menu shall be displayed. 

Summary of Contents for LS 4600

Page 1: ...ct tapping of line to speakers as well as easier setup without having to trim impedance against a preset reference LS4600 is built and run by a micro controller thus providing a digital platform in se...

Page 2: ...N in default Menu switch is used to access main menus Once pressed momentarily it shall revert to Menu 1 0 Setup Use Next and Prev keys to scroll through other main menus Once the relevant menu is fou...

Page 3: ...ollers set in various position shall have different impedances and such circumstances shall provide false alarm or alert Recommended practice is that every zone shall have its own 24V overriding circu...

Page 4: ...resistors as well as speaker capacitor couplings LS4600 have been improve all accuracy It is recommended that periodical manual checking or setup to be made as connections may deteriorate over time an...

Page 5: ...hus a burst of audio shall be heard such as BGM being currently played Programming And Setup MAIN MENU 1 0 SETUP o 2 0 MANUAL TEST o 3 0 MEM RECALL o 4 0 AUTO TEST o 5 0 BUZZER o 6 0 LCD LIGHT o 7 0 M...

Page 6: ...ccept for monitoring or NEXT to bypass In BASIC Mode Hi and Lo function will be disabled only OPEN and SHORT monitoring available To enable Hi and Lo function use ADVANCE setup in menu 1 0 SETUP The s...

Page 7: ...for high limit and low limits are from 00 ohm to 500 ohm with incremental of 20 Ohms We recommend 50 higher or lower values to avoid unnecessary false triggering Once the required value is selected p...

Page 8: ...re To obtain the actual value use a dedicated Impedance Measurement meter This menu enable the user to view the values of impedance of selected channels which had been accepted earlier during setup Me...

Page 9: ...nu key Return to Submenu 4 0 If Off is selected If a test interval is selected from 1 min to 24 hours By default auto mode is set to off Use or key to select time ENTER If NO is selected Return to Sub...

Page 10: ...y 7 0 MEMORY o 7 0 MEMORY O RESET ENTER Press NEXT to Menu 1 0 PRE to Menu 6 0 7 1 MEMORY SAVE O Y N 7 0 MEMORY O SAVE If earlier settings are to be wiped off use this memory reset and the system shal...

Page 11: ...ut for volume controller overriding during testing mode Operating voltage 24V DC via PS9400 PSU Power consumption 3 5W Capacity 6 channel and expandable Processor PIC micro controller with 12 bit ADC...

Page 12: ...f the purchaser or the dealer for the period out of use of the unit moreover the warranty does not cover any damages which may be caused to people and things when using the product This warranty certi...

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