Fire Alarm Working

Why test our fire alarm working during office hours?
They told us to stay at our desks and keep working, I think they just test the computer. They test different alarms and announce the system about 1 / 2 hours, could not do this in the middle of the night when no one here?
test people to work the same hours as you. and his office is cheaper to pay for night work
Salisbury 2nd Alarm Working Fire
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Smoke Fire Alarm Smoke & Fire Alarm $16.94 Smoke Fire Alarm Smoke & Fire Alarm Fireboy Smoke Fire Alarm – SMOKE & FIRE ALARM |
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Fire Supervisor Circuit Alarm $160.94 Fire Supervisor Circuit Alarm Aqualarm Fire Supervisor – Fire Monitor – FIRE SUPERVISOR CIRCUIT ALARM |
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Wireless Battery Operated Smoke Alarm Fire Detector $12.99 SpecificationNotify the relevant departments when happened fire Smoke (fire) sensor voltage: one DC9V laminated battery Response time: less than 30 seconds Recovery time: less than 60 seconds Wireless distance: 100mAdditional FeaturesAlarm Sensitivity: Level 1; Surveillance area: ≥20 square meters; Power consumption: monitoring status lt;20uA Alarm condition lt;14mA; LED indication: monitoring status: LED flashes once every 40 seconds;Alarm status: LED flashes once every second; Alarm output: 95db continuous alarm and send wireless signals (315MHz / 433MHz); Operating voltage: 9V DC battery; Automatic detection: self-test once every 1.67 seconds; self-test: Press the test button to simulate an alarm condition; Working environment: Temperature: -10 ~ 50 o Humidity: less than 97% |
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Smoke & Fire Alarm $11.94 Smoke & Fire Alarm Smoke & Fire AlarmGeneral purpose smoke and fire alarm for boats and RV’sMeets the requirement of NFPA 302 stating that “All vessels 26 feet or more in length with accomodation spaces intended for sleeping shall be equipped with a single station smoke alarm that is listed to UL217 for recreational vehicles…”Complies with U.S. Coast Guard Section 28.325(b) and Section 181.450 inclusiveUses the ionization principle of detection for detecting fast-flaming fires which consume combustible materials rapidly and spread quickly9v battery operated (battery included); no wiring required for easy installationLow battery alarm features audible beeps to indicate a battery replacement is requiredIncorporates an internationally recognized horn signal for evacuation. During the alarm mode, the horn produces three short beeps followed by a two second pause and then repeats.Features a test button that is easily accessible on the cover of the alarmRecommended installation is to intall one unit in each sleeping accomodation, salon, galley, engine/generator room, and electrical control roomSuitable for marine and recreational vehicle use |
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Midnight Fire Alarm $1.95 (Mid-Intermediate Level). By Harry J. Lincoln. Willis. Mid-Intermediate. 6 pages. Willis Music #8668. Published by Willis Music |
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Working With Fire & Steel $19.99 Emi Classics:786699 |
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CHIEF-Fire Extinguisher Cabinet Alarm-CFAR $19.99 Fire extinguisher Cabinet Alarms serve a dual purpose. They’re the perfect early warning system when a small fire occurs, or the perfect way to deter vandalism. Either way, they’re one useful cabinet accessory. Self-adhesive, 105-decibel alarms install i |
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CHIEF-Fire Extinguisher Cabinet Alarm-CFAW $19.99 Fire extinguisher Cabinet Alarms serve a dual purpose. They’re the perfect early warning system when a small fire occurs, or the perfect way to deter vandalism. Either way, they’re one useful cabinet accessory. Self-adhesive, 105-decibel alarms install i |
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Stand Alone Gas Leak Alarm $13.99 FeaturesAdopt nanosensor, patented design to prevent false alarm and miss alarm effectivelyNo, NC or level outputSuitable for most weak electric control system, such as burglary alarm system etcWall mount, good look and low consumptionAutomatic reset after eliminating the alarmIndependent or net-working is selectableSpecificationDensity of Alarm City Gas0.5~1.0% Natural Gas0.5~1.5% LPG0.5~1.0%Voltage: AC220V 50HZ / DC12VMax power: ≤2.0WAlarm Wirelessly Alarm with noise and light, radiating 315-433MHZ frequency signalAlarm wiredly Alarm with noise and light, outputting the signal of relay of on/off. Environment Humidity:≤97RH Temperature: -15~ 50℃ |