● Specications ModelYF-561ATarget gasTown Gas (for both to household and commercial, gas lighter than air)SensorContact combustion type gas sensorPower indicatorPower lamp (green LED)Gas density for detectionLess than 1/4 of lower limit for gas explosionAlarm method*Single-step time-lag alarm, automatic reset alarm lamp (red lamp), Buzzer / voice alarm (more than 70 dB/m)Operating temperature range−10 to +50 ºCPower supplyAC 100 V 50/60 HzPower consumptionApprox. 1.9 W during monitoring; Approx. 2.2 W during alarmFunction● Alarm prevention function when power is on (approx. 60 seconds) ● Alarm delay function (approx. 25 seconds) ● Gas detection function judgment function ● Alarm message conrmation function ● Buzzer / voice setting functionExternal outputSignal output: 0 V during power-off; DC 6 V during monitoring; DC 12 V during alarmConnection method: mounting base connectionInstallation methodRotate to hook onto ceiling (using mounting base)Compatible mounting baseYA100 / YSC-25 (Signal Converter)External dimensionsφ120 × D40 mmWeightApprox. 215 gPackaging unit20 pcs* Can select from voice alarm/buzzer alarm with the changeover switch.● Specications ModelYF-517CTarget gasTown Gas (commercial / household, 12A/13A gases lighter than air)SensorContact combustion type gas sensorPower indicatorPower lamp (green LED)Gas density for detectionLess than 1/4 of lower limit for gas explosionAlarm methodSingle-step time-lag alarm, automatic reset alarm lamp (red LED), Alarm buzzer (intermittent sound: more than 70 dB/m)Operating temperature range−10 to +50 ºCPower supplyDC 24 VPower consumptionApprox. 1.5 W during monitoring; Approx. 1.7 W during alarmFunction● Alarm prevention function when power is on (approx. 40 seconds) ● Alarm delay function (approx. 25 seconds) ● Bridge function ● External output signal short-circuit protection function ● Gas sensor failure monitoring function ● Electrical circuit failure monitoring functionExternal outputSignal output: 0 V during power-off; DC 6 V during monitoring; DC 12 V during alarmConnection method: mounting base connectionInstallation methodRotate to hook onto ceiling (using mounting base for DC 24 V power supply)Mounting baseSH5910 (commercially available)External dimensionsφ120 × D34 mmWeightApprox. 150 gPackaging unit40 pcsCatcher(Town Gas Leak Alarm: Buzzer Type)YF-561ACatcher(Town Gas Leak Alarm: Buzzer Type)YF-517CAlarms are issued by buzzer or voice (selectable) and blinking lamps.A 24 V type that alarms through an easy to understand buzzer and lamps.AlarmsGas MetersVarious Auxiliary EquipmentTechnical DocumentsControllers /Shutoff ValvesAlarms24GasCeiling mounting24VGasCeiling mountingCatcher (Town Gas Leak Alarm: Buzzer Type)HouseholdCommercialCommercial
元のページ ../index.html#25