38 lines
1.6 KiB
Markdown
38 lines
1.6 KiB
Markdown
# Geiger-interface
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### HomeAssistant integration
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After MQTT is configured in Geiger-interface, simply add to HomeAssistant configuration.yaml
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```
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- name: "Geiger CPM"
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state_topic: "esp32/CPM"
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unit_of_measurement: "CPM"
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icon: mdi:radioactive
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- name: "Geiger μSv/h "
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state_topic: "esp32/uSv"
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unit_of_measurement: "μSv/h"
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icon: mdi:radioactive
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```
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reload configuration and voilà!
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<img src="assets/ha1.png" width="600"><br>
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<img src="assets/ha2.png" width="600">
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### J3x5 Tube specification
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| Property | J3x5 |
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|--------------------------------------------|--------------------------------------|
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| Radiation type | beta, gamma |
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| Dimensions (max), mm | d11 x 107 |
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| Country of Origin | China |
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| Vendor’s calibration<br>radioactive source | Co-60 |
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| Sensitivity | 44 CPS at 1 mR/h<br>Co-60 |
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| Dead Time | 180 microseconds* |
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| At the background level | 25 pulses/minute |
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| Internal background <br>noise | 0,2 pulses/s<br>12 pulses/minute |
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| Recommended operating<br>supply voltage | glass tube 380 V<br>metal tube 400 V |
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> *Dead Time for J305 based on the data from the Internet, since the datasheets from suppliers do not contain this data.
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### Resources
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- https://iot-devices.com.ua/ |