Differences

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--- data_collection_node_hardware [2022/11/10 15:49] – [Ambient Temperature Sensor] glen
+++ data_collection_node_hardware [2022/11/11 21:32] – [Water Temperature Sensor] glen
@@ Line 1: / Line 1: @@
 ====== Data Collection Node Hardware ======
+Monitoring of power outages will require battery backed power.
 ===== Requirements =====
@@ Line 24: / Line 26: @@
 ===== Sensors =====
-==== Ambient Temperature Sensor ====
+==== Air Flow Sensor ====
-Requirements:
+This sensor is used to monitor air flow in HVAC ducts.
-  * Measure ambient temperature remote from board (insert into duct work for example)
+Part: [[https://www.sparkfun.com/products/18377?_ga=2.49502561.699155336.1668005513-765672591.1668005513|SparkFun Air Velocity Sensor Breakout - FS3000-1005 (Qwiic)]]
+  * $59.95
+  * QUICC
+  * Arduino library
+  * 0-16mph, 12-bit resolution
+==== Current Measurement ====
+This sensor is used to measure device usage (like an EV charger) and also to detect when a device is running (HVAC unit).
+Requirements
+  * Non-intrusive
+  * 120v, 240v
+^ Device ^ Cost ^ Max Current ^ Notes ^
+| [[https://www.digikey.com/en/products/detail/carlo-gavazzi-inc/CTV1X60A333MV/15290124| Digikey Current sense transformer CTV1X60A333MV]] | $56.00 | 60A | snap on, no lead |
+| [[https://www.sparkfun.com/products/11005 | Sparkfun Non-Invasive Current Sensor - 30A]] | $10.95 | 30A | snap on, lead with 3.5mm audio connector |
+==== Water Temperature Sensor ====
+This sensor is intended to measure temperate of a pool.
+Requirements
+  * Submersible
   * I2C
-This may be as simple as something like a TO-92 based package wired to the board.
+[[https://www.sparkfun.com/products/11050|Temperature Sensor - Waterproof (DS18B20)]]
+$10.95
+-wire interface
+==== Ambient Temperature/Humidity Sensor ====
+Used to monitor ambient temperature and humidity, especially in HVAC vents to help monitor HVAC health.
+Component: [[https://www.sparkfun.com/products/16298|Qwiic Pressure/Humidity/Temp (PHT) Sensor - MS8607]]
+  * $19.95
+  * QUICC
+  * Arduino library
+  * +/- 1degC
+  * Pressure, temperature, humidity