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Merlin Equipment: PowerGuard Lite manual V2.2   10/15 

Page 1 

 

 

 
 
 
 

PowerGuard Lite 

Flat Battery Protection System

 

 
 

User & Installation Guide 

 

Version 2.2 

 
 

 
 
 

Merlin Equipment Ltd 

Unit 4, Cabot Business Village 

Poole 

Dorset BH17 7BA 

United Kingdom 

T: +44 (0) 1202 697979 

 
 

www.merlinequipment.com 

 

 

 

Summary of Contents for PowerGuard Lite

Page 1: ...ual V2 2 10 15 Page 1 PowerGuard Lite Flat Battery Protection System User Installation Guide Version 2 2 Merlin Equipment Ltd Unit 4 Cabot Business Village Poole Dorset BH17 7BA United Kingdom T 44 0...

Page 2: ...Merlin PowerGuard Lite Part Numbers 19 4015 Merlin PowerGuard Lite 12V 19 4016 Merlin PowerGuard Lite 24V 19 4017 Merlin PowerGuard Lite OEM Version CPU Only Are in conformity with the requirements of...

Page 3: ...Guard Lite is designed for installation by qualified and competent electrical engineers Qualified and competent engineers will be familiar with safe working practices local health safety legislation a...

Page 4: ...ry protection device designed to prevent 12 and 24V battery banks running flat Please note that contactors used are specific to voltage so ensure that the part number ordered is correct for either 12...

Page 5: ...ontinuously To reconnect power press the reset switch We highly recommend that the engine is started or that an alternative charging source is connected immediately Note If the reset switch is pressed...

Page 6: ...t environments CAUTION Wet environments will damage the PowerGuard Lite CPU 7 Contactor Wiring The contactor should be wired in the positive battery cable adjacent to the battery To insert we recommen...

Page 7: ...tallation is complete 9 Adjusting Settings The battery disconnect cut out voltage threshold and timer are user installer adjustable To access the controls remove the four screws from the PowerGuard Li...

Page 8: ...ms The pre set potentiometers have a linear response This means that if you set it exactly halfway the threshold voltage will be exactly at XX 5 volts E g 11 5 volts You can set the threshold voltage...

Page 9: ...ge abuse 4 Damage caused by third party equipment or systems fire flood lightning and other atmospheric phenomena This warranty expressly excludes all consequential costs including but not limited to...

Page 10: ...permission to use this manual for publication in other than the English language contact Merlin Equipment Limited MERLIN EQUIPMENT LTD MAKES NO WARRANTY EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT...

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