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STD ESP8266 + MQTT + Power/Solar logger + temperature monitor
License: Public Domain
Mode: Editors' pick
- 1
Update time：
2021-07-07 00:47:56
Creation time：
2019-04-28 10:51:31
Description
An ESP8266 project that monitors S0 pulses from a power meter. The data is send over MQTT. The ESP8266 also monitors the inverter temperature and drives a fan for additional cooling.
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | WEMOS D1 MINI V2.3.0 | U1 | WEMOS D1 MINI V2.3.0 | 1 |
| 2 | LM317T-DG | U3 | TO-220(TO-220-3) | 1 |
| 3 | IRLZ44N | Q1 | TO-220AB | 1 |
| 4 | 330 | R1,R6 | AXIAL-0.3 | 2 |
| 5 | 560 | R2 | AXIAL-0.3 | 1 |
| 6 | DS18B20+ | U5 | TO-92(TO-92-3) | 1 |
| 7 | 4.7k | R5 | AXIAL-0.3 | 1 |
| 8 | 100K | R7 | AXIAL-0.3 | 1 |
| 9 | Fan | M1 | AXIAL-0.3 | 1 |
| 10 | 1N4007 | D1 | DO-41 | 1 |
| 11 | 100nF | C1 | RAD-0.2 | 1 |
| 12 | 1uF | C2 | RAD-0.2 | 1 |
| 13 | 100pF | C4 | RAD-0.2 | 1 |
| 14 | 100uF | C3,C5 | CAP-D6.3XF2.5 | 2 |
| 15 | 1000 | R3 | AXIAL-0.3 | 1 |
| 16 | 2000 | R4 | AXIAL-0.3 | 1 |
| 17 | S0 pulse counter | U2 | OPTO-SMD-4P-4.58X6.5 | 1 |
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