● Specications ModelYP-550ATarget gasTown Gas (for 12A/13A gases lighter than air)SensorSnO2-based semiconductor sensor (with activated carbon lter)Power indicatorPower lamp (green LED)Gas density for detectionWarning: Less than alarm gas densityAlarm: Less than 1/4 of lower limit for gas explosion (within 1 minute)Alarm method*Warning: Red (gas Leak alarm) lamp ashesAlarm: Red (gas leak alarm) lamp lit, alarm sounds at more than 70 dB/mOperating temperature range−10 to +50 ºC (without condensation)Power supplyAC 100 V 50/60 HzPower consumptionApprox. 0.7 W during monitoring; Approx. 1.2 W during alarmFunction● Sound prevention function when power is turned on ● Gas detection function ● Gas sensor temperature compensation function ● Failure monitoring function ● Sound circuit monitoring function ● Alarm stop functionExternal outputSignal output: 0 V during power-off or failure; DC 6 V during monitoring; DC 12 V during alarmConnection method: Connector connectionPower cordLength 2.5 m, with additional outlet (maximum 1,490 W available)Installation methodWall mounting (mounting plate is usable)External dimensionsH125 × W85 × D32.5 mmWeightApprox. 265 gPackaging unit20 pcs* Alarm sound can be interrupted for 5 minutes by the alarm stop switch.● Specications ModelYF-551Target gasTown Gas (for gas heavier than air)SensorContact combustion type gas sensorPower indicatorIndication lamp (red LED) darklyGas density for detectionApprox. less than 1/4 of lower limit for gas explosionAlarm methodTime-lag alarm, automatic reset, indication lamp ashes, alarm buzzer (more than 70 dB/m)Operating temperature range−10 to +50 ºCPower supplyAC 100 V 50/60 HzPower consumptionApprox. 0.8 W during monitoring; Approx. 1.1 W during alarmFunction● Alarm prevention function when power is on (40 seconds) ● Automatic initial inspection function ● Failure diagnosis function ● Expiration notication function ● Inspection mode functionExternal outputTwo-step voltage two wire type, 0-6-12 VPower cordLength 2.5 m, with additional outlet (maximum 1,490 W available)Installation methodWall mounting (using mounting plate)External dimensionsH117 × W74 × D43 mmWeightApprox. 260 gPackaging unit20 pcs● Specications ModelYF-550Target gasTown Gas (for 12A/13A gases lighter than air)SensorContact combustion type gas sensorPower indicatorIndication lamp (red LED) darklyGas density for detectionApprox. less than 1/4 of lower limit for gas explosionAlarm methodTime-lag alarm, automatic reset, indication lamp ashes, alarm buzzer (more than 70 dB/m)Operating temperature range−10 to +50 ºCPower supplyAC 100 V 50/60 HzPower consumptionApprox. 0.9 W during monitoring; Approx. 1.3 W during alarmFunction● Alarm prevention function when power is on (40 seconds) ● Automatic initial inspection function ● Failure diagnosis function ● Expiration notication function ● Inspection mode functionExternal outputTwo-step voltage two wire type, 0-6-12 VPower cordLength 2.5 m, with additional outlet (maximum 1,490 W available)Installation methodWall mounting (using mounting plate)External dimensionsH117 × W74 × D43 mmWeightApprox. 260 gPackaging unit20 pcsSlim design. An alarm is given using a voice alarm and by turning on the lamp.An alarm is given using a buzzer sound that is easy-to-understand and a ashing lamp.An alarm is given using a buzzer sound that is easy-to-understand and a ashing lamp.Catcher(Town Gas Leak Alarm: Sound Type)YP-550ACatcher(Town Gas Leak Alarm: Buzzer Type)YF-550Catcher(Town Gas Leak Alarm: Buzzer Type)YF-55123GasWall mountingHeavyGasWall mountingGasWall mountingCatcher (Town Gas Leak Alarm: Sound Type, Buzzer Type)
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