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智能家居 LPG 气瓶监测仪

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描述

液化石油气(LPG)钢瓶广泛用于家庭厨房,但在发生爆炸时可能非常危险,甚至致命。 监测气瓶是否泄漏以及了解何时需要补充气体对于安全和便利至关重要。 放置在气瓶下方的智能 LPG 支架可检测比空气重的 LPG 气体的泄漏。 它还使用称重传感器来测量气瓶重量,指示何时需要补充气体。 此外,用户可以通过可选的低功耗蓝牙®(LE)功能访问气瓶使用数据或启用自动重新订购功能。

系统优势:

  • 配备低成本 RA2A1 MCU,内置运算放大器、高分辨率 ADC(16 位)和 SDADC(24 位),可精确检测重量。 Arm® Cortex®-M23 内核 MCU 和 UART 选项可实现无缝数据传输。
  • 使用 7.5V 电池或隔离 AC 反激电源高效运行,确保长期稳定的性能。
  • 配有蜂鸣器,在发生气体泄漏时立即发出警报,确保用户安全。

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4:3 ratio Sheet.356 Flyback Flyback Flyback VCC VCC VCC Sheet.239 Sheet.229 Sheet.230 Sheet.231 Sheet.232 Sheet.233 Sheet.234 Sheet.235 Sheet.237 Sheet.238 Logic Logic Logic Q1 Q1 Q1 MCU 1 MCU MCU Sheet.1 Sheet.2 Sheet.3 Sheet.4 AS040 AS040 AS040 LDO (50mA) LDO (50mA) LDO (50mA) Load Cell Load Cell Load Cell Flammable Gas Sensor Flammable Gas Sensor Flammable Gas Sensor Antenna Sheet.23 Sheet.24 Sheet.25 Sheet.26 Sheet.27 Speaker speaker_8_ Sheet.34 Sheet.35 Sheet.36 Sheet.37 Sheet.38 Sheet.39 Sheet.41 Sheet.42 Sheet.44 Sheet.46 Sheet.47 Sheet.48 Sheet.49 Sheet.50 Sheet.51 Sheet.52 Sheet.53 Sheet.55 Sheet.56 Sheet.57 Sheet.58 Sheet.59 Opto Isolator Opto Isolator Opto Isolator Sheet.62 Sheet.63 Sheet.65 Sheet.66 Sheet.67 Diode Sheet.69 Sheet.70 Sheet.71 Diode.72 Sheet.73 Sheet.74 Sheet.75 Diode.76 Sheet.77 Sheet.78 Sheet.79 AC Power Source Sheet.81 Alternating Current Transformer Line.841 Inductor Air Core.509 Sheet.86 Sheet.87 Sheet.88 Sheet.89 Sheet.90 Sheet.91 Sheet.92 Sheet.93 Sheet.94 Line.29 Inductor Air Core.212 Sheet.97 Sheet.98 Sheet.99 Sheet.100 Sheet.101 Sheet.102 Sheet.103 Sheet.104 Sheet.105 Transformer Inductor Iron Core Line.841 Inductor Air Core.212 Sheet.109 Sheet.110 Sheet.111 Sheet.112 Sheet.113 Sheet.114 Sheet.115 Sheet.116 Sheet.117 Line.29 Shunt Sheet.120 Sheet.121 Sheet.122 Ground (earth) Sheet.124 Sheet.125 Sheet.126 Sheet.127 Capacitor Non-polarized Sheet.129 Sheet.130 Sheet.131 Sheet.132 Capacitor Non-polarized .133 Sheet.135 Sheet.136 Sheet.137 Snubber Snubber Snubber Diode.140 Sheet.141 Sheet.142 Sheet.143 Sheet.145 Battery.27 Sheet.149 Sheet.150 Sheet.151 Sheet.152 Bridge Rectifier.339 Sheet.154 Sheet.155 Sheet.156 Sheet.157 Sheet.158 Sheet.159 Sheet.160 Sheet.161 Sheet.162 Sheet.163 Sheet.164 Sheet.165 Sheet.166 Sheet.167 Sheet.168 Sheet.169 Label Text 10pt.358 ~ ~ Label Text 10pt.359 ~ ~ Label Text 10pt.360 + + Label Text 10pt.361 - - Ground (earth).241 Sheet.242 Sheet.243 Sheet.244 Sheet.245 Sheet.262 Sheet.29 Sheet.31 ON/OFF ON/OFF ON/OFF Buzzer Gas Leak Alarm Buzzer Gas Leak Alarm Buzzer Gas Leak Alarm Shunt.265 Sheet.266 Sheet.267 Sheet.268 Sheet.291 Sheet.283 Sheet.284 Sheet.285 Sheet.286 Sheet.287 Darlington.651 Sheet.289 Darlington.254 Connector 1.176 Connector 1.176.293 Connector 1.176.294 Connector 1.176.295 Connector 1.176.296 Connector 1.176.297 Sheet.298 Sheet.299 Sheet.300 Sheet.301 Sheet.302 Sheet.303 Sheet.304 Sheet.305 Sheet.306 Sheet.307 Sheet.310 Sheet.311 Sheet.312 Sheet.315 Sheet.316 Connector 1.176.317 Connector 1.176.318 R2 R2 R2 3.3V 0.35mA 3.3V/ 0.35mA 3.3V/ 0.35mA 3.3V 3.3V 3.3V 3.3V 10mA 3.3V/10mA 3.3V/10mA Refill Indication Refill Indication Refill Indication 7.5V 250mA 7.5V/250mA 7.5V/250mA 7.5V 500mA 7.5V/500mA 7.5V/500mA R1 R1 R1 D4 D4 D4 D1 D1 D1 DGND DGND DGND D2 D2 D2 Sheet.332 Sheet.333 Sheet.334 R3 R3 R3 PGND PGND PGND 90-300V AC 90-300V AC 90-300V AC D3 D3 D3 Bluetooth Logo Sheet.340 Bluetooth Sheet.342 Sheet.343 Sheet.344 Sheet.345 Sheet.346 Sheet.347 Sheet.348 Sheet.349 Sheet.350 Sheet.351 Bug_1_ Sheet.353 Bug Sheet.355 MCU 2 MCU MCU UART UART UART IRQ IRQ IRQ GPIO GPIO GPIO VDD VDD VDD OPA OPA OPA SDADC 24 bit SDADC 24bit SDADC 24bit ADC 16 bit ADC 16bit ADC 16bit GPIO GPIO GPIO
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