Guides
Guides for security and low-voltage design
Practical answers for designers and estimators: PoE budgets, power supplies, cable, camera pixel density and door schedules.
Power
PoE budget explained
Standards, budgets, ports and the 80 % rule.
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How to size an access control power supply
Amps, headroom, batteries and voltage drop.
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Cable, cameras and doors
How to estimate low-voltage cable
Runs, drops, loops, slack and boxes.
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Camera pixel density
Detect, observe, recognise and identify.
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The access control door schedule
What every door needs on paper.
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How to estimate conduit
Lengths, fill, bends, sleeves and cost.
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How to label low-voltage cables
IDs, both ends, plans that match the field.
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