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emonTx Shield openenergymon

A wireless energy monitoring Arduino compatible shield

openenergymonitor.org/emon/emontxshield

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Description

An Arduino Uno and Leonardo compatiable shield with 4 x CT current sensor inputs, 1 x AC voltage sense input, RFM12B 433/868Mhz wireless and DS18B20 digital temperature sensor options.

The shield can un-non-invasively monitor apparent power, real power, power factor and AC RMS mains voltage.

Schematic

Board

Bill of Materials

Designator Value Description
AC9V POWER_JACKPTH_LOCK Power Jack
ANT1 Antenna
ARDUINO1 ARDUINO2 For creating Arduino shields
C1 10µ POLARIZED CAPACITOR, European symbol
C2 0.1µ Capacitor
C3 10µ POLARIZED CAPACITOR, European symbol
C8 10µ POLARIZED CAPACITOR, European symbol
C10 10µ POLARIZED CAPACITOR, European symbol
C11 10µ POLARIZED CAPACITOR, European symbol
CT1 STEREOJACK MIC/HEADPHONE JACK
CT2 STEREOJACK MIC/HEADPHONE JACK
CT3 STEREOJACK MIC/HEADPHONE JACK
CT4 STEREOJACK MIC/HEADPHONE JACK
ICSP 3x2F - BOTTOM PIN HEADER
JP1 PIN HEADER
JP2 PIN HEADER
JP3 PIN HEADER
JP6 Header 8
LED LED
LOGO1 OSHW_LOGO_10MILX0200-NT
PAD1 THROUGH-HOLE PAD
PAD2 THROUGH-HOLE PAD
Q2 DS18B20 Transistor NPN
R1 470K RESISTOR, European symbol
R2 470K RESISTOR, European symbol
R3 33R RESISTOR, European symbol
R4 470K RESISTOR, European symbol
R5 33R RESISTOR, European symbol
R6 470K RESISTOR, European symbol
R7 10k RESISTOR, European symbol
R8 4k7 RESISTOR, European symbol
R9 10k RESISTOR, European symbol
R10 470R RESISTOR, European symbol
R11 470K RESISTOR, European symbol
R12 470K RESISTOR, European symbol
R13 100K RESISTOR, European symbol
R14 10K RESISTOR, European symbol
R15 470K RESISTOR, European symbol
R16 33R RESISTOR, European symbol
R17 470K RESISTOR, European symbol
R18 4k7 RESISTOR, European symbol
R19 10k RESISTOR, European symbol
R20 4k7 RESISTOR, European symbol
R21 470K RESISTOR, European symbol
R22 33R RESISTOR, European symbol
R23 470K RESISTOR, European symbol
R24 4K7 RESISTOR, European symbol
SJ1 Solder Jumper
SJ2 Solder Jumper
U$2 RFM12B

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This project is © Glyn Hudson, OpenEnergyMonitor.org, and is published under the terms of the Creative Commons Attribution-ShareAlike 3.0 Unported licence.