ESP8266 Relay PRE PROJECT = DEMO

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STD ESP8266 Relay PRE PROJECT = DEMO

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Update time： 2019-09-01 17:04:24

Creation time： 2019-02-09 11:33:57

Description

This project has been created and done for a Fruit Dryer controller system. It has a spare relay for the future usage purpose, but it's recommended not to use D8 just in the urgent situations.

Design Drawing

schematic diagram

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Main board
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PCB

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PRE-DEMO
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	1N4007	D4,D3,D2,D1	DO-41	4
2	BC547	Q4,Q3,Q2,Q1	ONSC-TO-92-3-29-11_AM_BL	4
3	NODEMCU_ESP8266	U6	ESP12E_DEVKIT-V1	1
4	5VDC	RELAY4,RELAY3,RELAY2,RELAY1	RELAY-SL-SRD	4
5	WJ300V-5.0-3P	PR4,PR3,PR2,PR1	WJ300V-5.00-3P	4
6	330Ohms	R4,R3,R2,R1	AXIAL-0.4	4
7	150	R11,R12,R13,R14	AXIAL-0.4	4
8	LED-3MM	LED2,LED3,LED1,LED4	LED-3MM/2.54	4
9	4RLYINPUT	RELAYJP	1X06	1
10	Header-Female-2.54_1x6	PHR	HDR-6X1/2.54	1
11	1u	C1,C5,C3	RAD-0.1	3
12	1u	C2,C4	CAP-D3.0XF1.5	2
13	7805	U2	TO220H	1
14	1N4448	D5	DO-35	1
15	Header-Female-2.54_1x2	P1	HDR-1X2/2.54	1
16	LF33CV	U1	TO220	1