ESP32 OpenEnergyMonitor v3

Ongoing

STD ESP32 OpenEnergyMonitor v3

Measuring

WiFi/Ethernet

Home_Electronics

License: Public Domain

Mode:

Editors' pick

Update time： 2022-12-29 23:55:23

Creation time： 2019-02-14 06:40:04

Description

Open Energy Monitor for EmonPi using a ESP32 DevkitC board. Includes connection for up to 4 CT's, an AC-AC adapter input (to measure AC mains voltage). [https://openenergymonitor.org/](https://openenergymonitor.org/)

Design Drawing

schematic diagram

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PCB

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OpenEnergyMonitorESP32_V3
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity	BOM_Supplier Part
1	DC-005 5.5-2.0MM	AC1	DC-005	1	C16214
2	0.1u	C1,C2,C3,C4,C7	0603	5	C66501
3	1u	C5,C6,C9	0603	3	C26413
4	10u	C8	1206	1	C157351
5	WJ128V-5.0-2P	CT1,CT2,CT3,CT4	WJ128V-2P-5.0	4	C8269
6	DC-005-2.5A-2.5	DC1	DC-005-2.5A-2.0	1	C319098
7	FUSE_SMD-1812	F1	PTC1812L	1	C269128
8	Header-Male-2.54_1x4 OLED	H1,H2	210S-1X4P	2	C124378
9	WJ128V-5.0-3P	PD1,PD2	WJ128V-5.0-3P	2	C8270
10	22	R1,R2,R3,R4	1206	4	C114943
11	330	R5,R6,R7,R8,R13	0603	5	C105881
12	100k	R9	0805	1	C96346
13	10k	R10	0805	1	C84376
14	12k	R11,R12	0805	2	C114556
15	Z-211-0211-0021-001	TESTAC,TESTDC	HDR-2X1/2.54	2	C152154
16	ESP32 DEVKITC V4	U1	ESP32_DEVKITC_V4	1	undefined
17	LMV321AS5X	U2	SOT-23-5	1	C154550