Lesson 1Passive infrared (PIR) motion detectors: detection range, mounting height, pet-immunity considerations, placement to minimize nuisance triggersCovers PIR workings, watch areas, and spec sheets. Stresses height, angle, pet limits, and spots to cut bother alarms from warmth and stir.
How PIR sensors detect infrared changesReading range and coverage specificationsMounting height and tilt for full coveragePet-immunity ratings and real limitsAvoiding drafts, heaters, and moving drapesLesson 2Powering and earthing: transformer sizing, battery capacity estimation, fused circuits and tamper circuitsDeals with power and ground for steady alarms. Explains transformer size, battery math, fused lines, ground ways, and watch for power and box meddling.
Calculating total system current drawTransformer and PSU sizing rulesBattery capacity and standby durationEarthing and surge protection methodsFuses, PTCs, and tamper loop wiringLesson 3Glass break detectors: acoustic vs shock sensors, mounting locations and coverage patterns for large living-room windowsExplains glass break tech and uses. Compares sound and shake types, watch shapes, spots, and tests for big sitting room panes.
Acoustic versus shock detector principlesCoverage radius and line-of-sight needsMounting on ceilings, walls, or framesDealing with curtains and soft furnishingsFunctional testing with glass break testersLesson 4Magnetic contacts: types, installation positions on doors and windows, reed switch wiring and mounting best practicesLooks at magnet switch kinds and reed work. Teaches right spots on doors and panes, wire paths, end wiring, and fix ways for lasting line-up.
Surface, recessed, and heavy-duty contactsReed switch operation and polarity issuesBest positions on doors and window sashesCable routing and strain relief methodsEOL wiring and loop supervision optionsLesson 5Shock/vibration sensors for the balcony and secondary glazing: sensitivity settings and sitingDescribes shake sensors for doors, panes, and balcony frames. Covers kinds, fix faces, feel tweaks, wire runs, and tests for break-ins sans false rings.
Piezo and mechanical shock sensor typesMounting on frames, glass, and masonrySetting sensitivity and test proceduresZoning strategies for multiple openingsAvoiding nuisance alarms from normal useLesson 6Communication modules: options (telephone line, GSM/GPRS, IP/ethernet), redundancy strategies and general programming conceptsReviews signal modules for alarms, like phone, GSM, GPRS, IP. Covers backups, path checks, power, and basic set of report styles and accounts.
PSTN, GSM, GPRS, and IP path overviewSingle, dual, and triple path strategiesSIM management and data plan concernsProgramming formats and account codesSupervision timers and fault reportingLesson 7Surface and recessed door/garage contacts: selection for external garage and internal kitchen doorCovers picking and fixing surface and inset switches for doors and garage. Talks weather ranks, wire shield, line-up, and grouping for in and out paths.
Choosing contacts for external garagesContacts for internal interconnecting doorsEnvironmental and impact resistance needsMounting hardware and alignment checksZoning strategies for perimeter doorsLesson 8Keypads and touchpads: types, mounting locations, illuminated keys, accessibility for adults and older childrenDetails pad kinds, screens, and user faces. Explains height, lights, and reach so grown-ups, big kids, guests can set, unset, check status easy.
Fixed, remote, and wireless keypad typesDisplay, indicator, and buzzer functionsMounting height and wall location choicesBacklighting, key size, and tactile feedbackAccessibility for children and older adultsLesson 9Control panel fundamentals: typical inputs/outputs, power and battery backup, zone wiring considerations (EOL resistors), enclosure placementStarts control box gear, ins, outs. Covers power, battery hold, zone wires with end resistors, box spots, split user-tech areas.
Main board layout and terminal functionsAuxiliary power and current budgetingZone types and EOL resistor schemesEnclosure placement and cable entryService access and labeling standardsLesson 10Panic/auxiliary devices: wired/wireless panic buttons and 24-hour medical/panic zonesLooks at panic gear for urgent calls. Compares wired wireless buttons, hold vs quick press, always-on health panic zones, spots to dodge mishaps.
Types of panic and medical alert buttonsWired versus wireless panic device choices24-hour zone types and reporting formatsPlacement to avoid accidental activationsTesting and labeling for user confidenceLesson 11Dual-technology and curtain/edge PIRs: when to use narrow/curtain sensors for windows and balcony coverageChecks dual-tech and strip PIRs for edge guard. Covers sense ways, lens shapes, spots for panes balconies, cut falses, match specs to sites.
Dual-technology PIR operating principlesCurtain lens patterns and coverage anglesSelecting sensors for windows and balconiesMounting heights and tilt for narrow beamsReducing false alarms from outdoor movementLesson 12Siren/pa horn selection and placement: internal vs external, mounting height, decibel recommendations and tamper protectionPicks sirens horns, in vs out, sound power. Covers loudness, height, meddle guard, local rules for homes.
Indoor versus outdoor sounder choicesDecibel levels and tone characteristicsMounting height and direction of soundTamper switches and cable protectionCompliance with noise and timing rules
