278 lines
7.7 KiB
Plaintext
278 lines
7.7 KiB
Plaintext
EESchema Schematic File Version 2
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LIBS:power
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LIBS:device
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LIBS:transistors
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LIBS:conn
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LIBS:linear
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LIBS:regul
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LIBS:74xx
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LIBS:cmos4000
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LIBS:adc-dac
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LIBS:memory
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LIBS:xilinx
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LIBS:special
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LIBS:microcontrollers
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LIBS:dsp
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LIBS:microchip
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LIBS:analog_switches
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LIBS:motorola
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LIBS:texas
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LIBS:intel
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LIBS:audio
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LIBS:interface
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LIBS:digital-audio
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LIBS:philips
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LIBS:display
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LIBS:cypress
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LIBS:siliconi
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LIBS:opto
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LIBS:atmel
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LIBS:contrib
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LIBS:valves
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LIBS:176122-6
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LIBS:art-electro-conn
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LIBS:art-electro-conn_2
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LIBS:art-electro-ic
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LIBS:art-electro-max
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LIBS:art-electro-power
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LIBS:LMV324IDR
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LIBS:logo
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LIBS:logo_flipped
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LIBS:MAX9926-9927
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LIBS:max9939
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LIBS:max31855
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LIBS:stm32
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LIBS:tc4427
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LIBS:lm2596
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LIBS:mos_p_numbered-pins
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LIBS:rn-41
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LIBS:skqucaa010_joystick
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LIBS:itead_hc-0X_bluetooth
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EELAYER 27 0
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EELAYER END
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$Descr A4 11693 8268
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encoding utf-8
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Sheet 14 7
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Title "Electronic Industrial Temperature Interface (EITI)"
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Date "20 dec 2014"
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Rev ".02"
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Comp "Mrk Industries"
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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NoConn ~ 4075 4350
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NoConn ~ 3875 4350
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Text Notes 3900 4950 0 40 ~ 0
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We want a big mass of copper in the\nTCPL joints, to dampen the cold junction\ntemperature and to make it more measurable\nwith this IC
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Text Notes 3725 4450 0 40 ~ 0
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Via for cable tie
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Connection ~ 4800 4650
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Wire Wire Line
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4800 4550 4800 4650
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Wire Wire Line
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4700 4050 5150 4050
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Wire Wire Line
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5150 4050 5150 4350
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Wire Wire Line
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5150 4350 5400 4350
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Wire Wire Line
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4700 4650 5150 4650
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Wire Wire Line
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5150 4650 5150 4450
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Wire Wire Line
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5150 4450 5400 4450
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Wire Wire Line
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4800 4150 4800 4050
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Connection ~ 4800 4050
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$Comp
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L C C1101
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U 1 1 4E4C6B54
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P 4800 4350
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AR Path="/53BE1FC9/4E4C6B54" Ref="C1101" Part="1"
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AR Path="/53BF9BE2/4E4C6B54" Ref="C1201" Part="1"
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AR Path="/53BF9F6F/4E4C6B54" Ref="C1301" Part="1"
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AR Path="/4E4C6B54" Ref="C?" Part="1"
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AR Path="/53BFED1D/4E4C6B54" Ref="C1401" Part="1"
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F 0 "C1401" H 4850 4450 50 0000 L CNN
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F 1 "10nF" H 4850 4250 50 0000 L CNN
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F 2 "SM0805-SM0603" V 1130 2600 60 0001 C CNN
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F 3 "" H 4800 4350 60 0001 C CNN
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F 4 "AVX,08051C103JAT2A" V 1130 2600 60 0001 C CNN "mfg,mfg#"
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F 5 "DIGI,478-3745-6-ND" V 1130 2600 60 0001 C CNN "vend1,vend1#"
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1 4800 4350
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1 0 0 -1
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$EndComp
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Text Notes 7250 4350 0 30 ~ 0
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Care must be taken with the conector\nchosen for the TCPL to avoid inaccuracies.\n\nAlso, the connector must be as close as\npossible to the cold-juntion compensation.
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Text Notes 5500 3650 0 40 ~ 0
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MAX31855\nCold-Junction Compensated\nThermocouple-to-Digital Converter
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Text Notes 5600 4900 0 30 ~ 0
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Datasheet:\nhttp://datasheets.maxim-ic.com/en/ds/MAX31855.pdf
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NoConn ~ 6500 4250
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$Comp
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L GND #PWR0162
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U 1 1 4E13FFF9
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P 7000 4000
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AR Path="/53BE1FC9/4E13FFF9" Ref="#PWR0162" Part="1"
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AR Path="/53BF9BE2/4E13FFF9" Ref="#PWR0164" Part="1"
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AR Path="/53BF9F6F/4E13FFF9" Ref="#PWR0166" Part="1"
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AR Path="/53BFED1D/4E13FFF9" Ref="#PWR0168" Part="1"
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F 0 "#PWR0168" H 7000 4000 30 0001 C CNN
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F 1 "GND" H 7000 3930 30 0001 C CNN
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F 2 "" H 7000 4000 60 0001 C CNN
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F 3 "" H 7000 4000 60 0001 C CNN
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1 7000 4000
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1 0 0 -1
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$EndComp
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$Comp
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L C C1102
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U 1 1 4E13FFE2
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P 7000 3800
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AR Path="/53BE1FC9/4E13FFE2" Ref="C1102" Part="1"
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AR Path="/53BF9BE2/4E13FFE2" Ref="C1202" Part="1"
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AR Path="/53BF9F6F/4E13FFE2" Ref="C1302" Part="1"
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AR Path="/4E13FFE2" Ref="C?" Part="1"
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AR Path="/53BFED1D/4E13FFE2" Ref="C1402" Part="1"
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F 0 "C1402" H 7050 3900 50 0000 L CNN
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F 1 "100nF" H 7050 3700 50 0000 L CNN
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F 2 "SM0805-SM0603" V 1130 2600 60 0001 C CNN
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F 3 "" H 7000 3800 60 0001 C CNN
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F 4 "AVX,08055C104KAT2A" V 1130 2600 60 0001 C CNN "mfg,mfg#"
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F 5 "DIGI,478-1395-1-ND" V 1130 2600 60 0001 C CNN "vend1,vend1#"
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1 7000 3800
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1 0 0 -1
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$EndComp
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$Comp
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L GND #PWR0163
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U 1 1 4E13FFDB
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P 5400 4250
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AR Path="/53BE1FC9/4E13FFDB" Ref="#PWR0163" Part="1"
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AR Path="/53BF9BE2/4E13FFDB" Ref="#PWR0165" Part="1"
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AR Path="/53BF9F6F/4E13FFDB" Ref="#PWR0167" Part="1"
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AR Path="/53BFED1D/4E13FFDB" Ref="#PWR0169" Part="1"
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F 0 "#PWR0169" H 5400 4250 30 0001 C CNN
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F 1 "GND" H 5400 4180 30 0001 C CNN
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F 2 "" H 5400 4250 60 0001 C CNN
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F 3 "" H 5400 4250 60 0001 C CNN
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1 5400 4250
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1 0 0 -1
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$EndComp
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$Comp
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L MAX31855 U1101
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U 1 1 4E13FF86
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P 5950 4400
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AR Path="/53BE1FC9/4E13FF86" Ref="U1101" Part="1"
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AR Path="/53BF9BE2/4E13FF86" Ref="U1201" Part="1"
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AR Path="/53BF9F6F/4E13FF86" Ref="U1301" Part="1"
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AR Path="/4E13FF86" Ref="U?" Part="1"
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AR Path="/53BFED1D/4E13FF86" Ref="U1401" Part="1"
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F 0 "U1401" H 5950 4650 60 0000 C CNN
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F 1 "MAX31855KASA" H 5950 4150 60 0000 C CNN
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F 2 "SO8E" V 1130 2600 60 0001 C CNN
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F 3 "" H 5950 4400 60 0001 C CNN
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F 4 "DALLAS SEMI,MAX31855KASA+ " V 1130 2600 60 0001 C CNN "mfg,mfg#"
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F 5 "DIGI,MAX31855KASA+-ND" V 1130 2600 60 0001 C CNN "vend1,vend1#"
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1 5950 4400
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1 0 0 -1
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$EndComp
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$Comp
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L CONN_2 P1104
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U 1 1 535A15DB
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P 4350 4350
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AR Path="/53BE1FC9/535A15DB" Ref="P1104" Part="1"
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AR Path="/53BF9BE2/535A15DB" Ref="P1204" Part="1"
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AR Path="/53BF9F6F/535A15DB" Ref="P1304" Part="1"
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AR Path="/535A15DB" Ref="P?" Part="1"
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AR Path="/53BFED1D/535A15DB" Ref="P1404" Part="1"
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F 0 "P1404" V 4300 4350 40 0000 C CNN
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F 1 "CONN_2" V 4400 4350 40 0000 C CNN
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F 2 "tcpl_PCC-SMP" H 4350 4350 60 0001 C CNN
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F 3 "" H 4350 4350 60 0000 C CNN
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F 4 "omega,PCC-SMP-K" V 4350 4350 60 0001 C CNN "mfg,mfg#"
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F 5 "digi,1471-1067-ND" V 4350 4350 60 0001 C CNN "vend1,vend1#"
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1 4350 4350
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-1 0 0 -1
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$EndComp
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Wire Wire Line
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4700 4450 4700 4650
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Wire Wire Line
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4700 4250 4700 4050
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Connection ~ 5400 4250
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$Comp
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L CONN_2 P1103
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U 1 1 535A1B1D
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P 4350 3650
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AR Path="/53BE1FC9/535A1B1D" Ref="P1103" Part="1"
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AR Path="/53BF9BE2/535A1B1D" Ref="P1203" Part="1"
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AR Path="/53BF9F6F/535A1B1D" Ref="P1303" Part="1"
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AR Path="/535A1B1D" Ref="P?" Part="1"
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AR Path="/53BFED1D/535A1B1D" Ref="P1403" Part="1"
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F 0 "P1403" V 4300 3650 40 0000 C CNN
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F 1 "CONN_2" V 4400 3650 40 0000 C CNN
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F 2 "SIL-2" H 4350 3650 60 0001 C CNN
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F 3 "" H 4350 3650 60 0000 C CNN
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F 4 "on-shore,OSTVN02A150" V 4350 3650 60 0001 C CNN "mfg,mfg#"
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F 5 "digi,ED10561-ND" V 4350 3650 60 0001 C CNN "vend1,vend1#"
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1 4350 3650
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-1 0 0 1
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$EndComp
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Text Label 4700 4250 1 40 ~ 0
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TCPL-
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Text Label 4700 4650 1 40 ~ 0
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TCPL+
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Text Label 4700 3550 0 40 ~ 0
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TCPL-
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Text Label 4700 3750 0 40 ~ 0
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TCPL+
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$Comp
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L CONN_1 P1101
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U 1 1 53BE36C5
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P 3875 4200
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AR Path="/53BE1FC9/53BE36C5" Ref="P1101" Part="1"
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AR Path="/53BF9BE2/53BE36C5" Ref="P1201" Part="1"
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AR Path="/53BF9F6F/53BE36C5" Ref="P1301" Part="1"
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AR Path="/53BE36C5" Ref="P?" Part="1"
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AR Path="/53BFED1D/53BE36C5" Ref="P1401" Part="1"
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F 0 "P1401" H 3955 4200 40 0000 L CNN
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F 1 "CONN_1" H 3875 4255 30 0001 C CNN
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F 2 "1pin" V 1130 2600 60 0001 C CNN
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F 3 "" H 3875 4200 60 0001 C CNN
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F 4 "DO NOT POPULATE,DNP" V 1130 2600 60 0001 C CNN "mfg,mfg#"
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F 5 "DO NOT POPULATE,DNP" V 1130 2600 60 0001 C CNN "vend1,vend1#"
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1 3875 4200
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0 -1 -1 0
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$EndComp
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$Comp
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L CONN_1 P1102
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U 1 1 53BE36F6
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P 4075 4200
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AR Path="/53BE1FC9/53BE36F6" Ref="P1102" Part="1"
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AR Path="/53BF9BE2/53BE36F6" Ref="P1202" Part="1"
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AR Path="/53BF9F6F/53BE36F6" Ref="P1302" Part="1"
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AR Path="/53BE36F6" Ref="P?" Part="1"
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AR Path="/53BFED1D/53BE36F6" Ref="P1402" Part="1"
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F 0 "P1402" H 4155 4200 40 0000 L CNN
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F 1 "CONN_1" H 4075 4255 30 0001 C CNN
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F 2 "1pin" V 1130 2600 60 0001 C CNN
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F 3 "" H 4075 4200 60 0001 C CNN
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F 4 "DO NOT POPULATE,DNP" V 1130 2600 60 0001 C CNN "mfg,mfg#"
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F 5 "DO NOT POPULATE,DNP" V 1130 2600 60 0001 C CNN "vend1,vend1#"
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1 4075 4200
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0 -1 -1 0
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$EndComp
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Text Label 5400 4550 0 40 ~ 0
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3.3v
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Text HLabel 7000 3600 0 40 Input ~ 0
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3.3v
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Text HLabel 6500 4350 2 40 Input ~ 0
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MISO
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Text HLabel 6500 4450 2 40 Input ~ 0
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/CS
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Text HLabel 6500 4550 2 40 Input ~ 0
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SCK
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Text HLabel 5400 4250 1 40 Input ~ 0
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GND
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$EndSCHEMATC
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