RF_logger

Completed

STD RF_logger

Communication_Module

Radio_Frequency

Industrial_Electronics

License: Public Domain

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Update time： 2024-11-04 13:33:18

Creation time： 2021-01-27 18:33:36

Description

Data logger which collect information from two temperature sensors and from two energy counters.
Counter inputs in active Low. Data from counters is stored in EEPROM memory. Every 1 minute (time can be tuned from 1sec to 100minutes) logger transmit collected data to host by RF transmitter. Estemated battery life 7-10 year.

Design Drawing

schematic diagram

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RF_Logger_sch
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RF_Tx_95
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PCB

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RF_Logger
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RF_Tx_95_tht
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RF_Tx_95_smd
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BOM

BOM download Purchase Parts

ID	Name	Designator	Footprint	Quantity
1	Cnt1 GND Cnt2	U8	KF301-5.05_3P	1	C474882
2	PIC24FJ64GP202-E/MV	U5	UQFN-28_L4.0-W4.0-P0.40-BL-EP2.4	1
3	TTS-10KC3	T4,T3	RES-TH_L3.4-W3.0-P2.00-D0.5	2	C511473
4	68	R14	R0603	1
5	10k 1%	R13,R12	R0603	2
6	10k	R11,R10,R6	R0603	3
7	1k	R9	R0603	1
8	LED	LED2	LED0603_RED	1	C72044
9	LINC	J3	HEADER_FEMALE_1X2_RIGHT_ANGLED	1
10	10uF	C16,C15,C14,C13	C0805	4	C106836
11	100nF	C12,C11,C6,C5	C0603	4
12	ER14505	BAT2	ER14505	1	EEMB ER14505 AA 3.6V
13	RFM95W	U9	COMM-SMD_RFM95W	1	C9900000484
14	Antenna868MHz13x5.5	U7	ANTENNA868	1
15	ICSP	J4	HDR-M-2.54_1X5	1	C358687