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MELSEC-Q Series Temperature Input Unit (Q64TD)

On Sale Till 30/06/2026

MELSEC-Q series temperature input unit.
[Features]
· Insulation analog unit ideal for process control.
· Number of channels: 4 channels, 8 channels.
[Applications]
· For reading of temperature data.

Part Number

Configured Part Number is shown.

Q64TD

Product Specifications
Part Numbers
Catalog

Temperature-sensing Resistance Input Unit Q64RD Specifications

Number of Channels		4 channels
Output	Temperature Conversion Value	16-bit signed binary (-2,000 to 8,500: value rounded to first decimal place×multiplied by 10) 32-bit signed binary (-200,000 to 850,000: value rounded to third decimal place×multiplied by 1,000)
Output	Scaling Value	16-bit signed binary
Compatible Resistance Temperature Detector		Pt100, JPt100
Temperature Measuring Range	Pt100	-200 to 850°C
Temperature Measuring Range	JPt100	-180 to 600°C
Range Switching	Pt100	-20 to 120°C / -200 to 850°C
Range Switching	JPt100	-20 to 120°C / -180 to 600°C
Precision (Precision With Respect to Maximum Value of Selected Range)	Ambient Temperature: 25±5°C	±0.08%
	Ambient Temperature: 0 to 55°C	±0.25%
Resolution		0.025°C
Output Current for Temperature Detection		1 mA
Conversion Speed		40 ms / channel
Number of Analog Input Points		4 points (4 channels)
Insulation Method		Between temperature-sensing resistance input and sequencer power supply: opto-isolator Between temperature measuring resistor input channels: non-insulated
Dielectric Strength		Between platinum resistance temperature detector input and sequencer power supply: 1,780 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance		Between platinumtemperature-sensing resistance input and sequencer power supply: 10 MΩor more at 500 V DC
Disconnection Detection		Yes (Independently for each channel)
External Wiring Connection Method		18-point screw terminal block (M3 screw)
Number of Occupied Inputs/Outputs		16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption		0.60 A
External Dimensions	Height (H)	98 mm
	Width (W)	27.4 mm
	Depth (D)	90 mm
Weight		0.17 kg

Inter-Channel Insulated Temperature-sensing Resistance Input Unit Q64RD-G Specifications

Number of Channels			4 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,000 to 8,500: value rounded to first decimal place×multiplied by 10) 32-bit signed binary (-200,000 to 850,000: value rounded to third decimal place×multiplied by 1,000)
Output	Scaling Value		16-bit signed binary
Compatible Resistance Temperature Detector			Pt100, JPt100, Ni100
Temperature Measuring Range	Pt100		-200 to 850°C
	JPt100		-180 to 600°C
	Ni100		-60 to 180°C
Range Switching	Pt100		-20 to 120°C / 0 to 200°C / -200 to 850°C
	JPt100		-20 to 120°C / 0 to 200°C / -180 to 600°C
	Ni100		-
Precision (Precision With Respect to Maximum Value of Selected Range)	Reference Precision		±Within 0.04%
	Temperature Coefficient	Pt100/JPt100 (-20 to 120°C)	±70 ppm/°C (±0.0070%/°C)
		Pt100/JPt100 (0 to 200°C)	±65 ppm/°C (±0.0065%/°C)
		Pt100/JPt100 (-200 to 850°C)	±50 ppm/°C (±0.0050%/°C)
		Ni100 (-60 to 180°C)	±70 ppm/°C (±0.0070%/°C)
Resolution			0.025°C
Output Current for Temperature Detection			1 mA
Conversion Speed			40 ms / channel
Number of Analog Input Points			4 points (4 channels)
Insulation Method			Between temperature-sensing resistance input and sequencer power supply: opto-isolator insulation Between temperature-sensing resistance input channels: transformer insulation
Dielectric Strength			Between temperature-sensing resistance input and sequencer power supply, between temperature measuring resistor input channels: 1,780 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance			Between resistance temperature detector input and sequencer power supply, between resistance temperature detector input channels: 10 MΩor more at 500 V DC
Disconnection Detection			Yes (Independently for each channel)
External Wiring Connection Method			18-point screw terminal block (M3 screw)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.62 A
External Dimensions	Height (H)		98 mm
	Width (W)		27.4 mm
	Depth (D)		112 mm
Weight			0.20 kg

Thermocouple Input Unit Q64TD Specifications

Number of Channels			4 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,700 to 18,200: value rounded to first decimal place×multiplied by 10)
Output	Scaling Value		16-bit signed binary
Compliant Standard for Thermocouple			JIS C1602-1995
Accuracy of Temperature Measuring Range	Thermocouple Type	Temperature Measuring Range	Conversion accuracy (ambient operating temperature 25±5°C) Temperature characteristics (per 1°C change in ambient operating temperature) Maximum temperature error at ambient temperature of 55°C Effect per 1Ωof wiring resistance
	B	0 to 600°C	-
		600 to 800°C	Conversion accuracy: ±3.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.0°C Effect per 1Ωof wiring resistance: 0.009°C/Ω
		800 to 1,700°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C Effect per 1Ωof wiring resistance: 0.008°C/Ω
		1,700 to 1,820°C	-
	R	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C Effect per 1Ωof wiring resistance: 0.011°C/Ω
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.5°C Effect per 1Ωof wiring resistance: 0.006°C/Ω
		1,600 to 1,760°C	-
	S	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C Effect per 1Ωof wiring resistance: 0.011°C/Ω
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.2°C Effect per 1Ωof wiring resistance: 0.006°C/Ω
		1,600 to 1,760°C	-
	K	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C Effect per 1Ωof wiring resistance: 0.004°C/Ω
		0 to 1,200°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.0°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		1,200 to 1,370°C	-
	E	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or ±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.15% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±8.5°C Effect per 1Ωof wiring resistance: 0.003°C/Ω
		0 to 900°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.75°C Effect per 1 Ω of wiring resistance: 0.001°C/Ω
		900 to 1,000°C	-
	J	-210 to -40°C	-
		-40 to 750°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±5.625°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		750 to 1,200°C	-
	T	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.1% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.0°C Effect per 1Ωof wiring resistance: 0.004°C/Ω
		0 to 350°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±2.625°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		350 to 400°C	-
	N	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C Effect per 1Ωof wiring resistance: 0.006°C/Ω
		0 to 1,250°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.375°C Effect per 1Ωof wiring resistance: 0.003°C/Ω
		1,250 to 1,300°C	-
Cold Contact Temperature Compensation Accuracy			±1.0°C
Overall Accuracy			(Overall accuracy) = (Conversion accuracy) + (Temperature characteristics)×(Ambient operating temperature change) + (Cold contact temperature compensation accuracy) *Ambient operating temperature change: Ambient operating temperature outside the range of 25±5°C
Resolution			B, R, S, N: 0.3°C K, E, J, T: 0.1°C
Conversion Speed			40 ms / channel
Number of Analog Input Points			4 points (4 channels + Cold contact compensation channel)
Insulation Method			Between thermocouple input and sequencer power supply: transformer insulation Between thermocouple input channels: transformer insulation Between cold contact compensation input (Pt100) and sequencer power supply: non-insulated
Dielectric Strength			Between thermocouple input and sequencer power supply, between thermocouple input channels: 1,780 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance			Between thermocouple input and sequencer power supply: 100 MΩor more at 500 V DC Between thermocouple input channels: 10 MΩor more at 500 V DC
Disconnection Detection			Yes (Independently for each channel)
External Wiring Connection Method			18-point screw terminal block (M3 screw)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.50 A
External Dimensions	Height (H)		98 mm
	Width (W)		27.4 mm
	Depth (D)		112 mm
Weight			0.25 kg

Inter-Channel Insulated Temperature-sensing Resistance Input Unit Q68RD3-G Specifications

Number of Channels			8 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,000 to 8,500)
Output	Scaling Value		16-bit signed binary
Compatible Resistance Temperature Detector			Pt100, JPt100, Ni100
Temperature Measuring Range	Pt100		-200 to 850°C
	JPt100		-180 to 600°C
	Ni100		-60 to 180°C
Conversion Accuracy	Pt100	-200 to 850°C	±0.8°C (Ambient Temperature: 25±5°C) ±2.4°C (Ambient Temperature: 0 to 55°C)
		-20 to 120°C	±0.3°C (Ambient Temperature: 25±5°C) ±1.1°C (Ambient Temperature: 0 to 55°C)
		0 to 200°C	±0.4°C (Ambient Temperature: 25±5°C) ±1.2°C (Ambient Temperature: 0 to 55°C)
	JPt100	-180 to 600°C	±0.8°C (Ambient Temperature: 25±5°C) ±2.4°C (Ambient Temperature: 0 to 55°C)
		-20 to 120°C	±0.3°C (Ambient Temperature: 25±5°C) ±1.1°C (Ambient Temperature: 0 to 55°C)
		0 to 200°C	±0.4°C (Ambient Temperature: 25±5°C) ±1.2°C (Ambient Temperature: 0 to 55°C)
	Ni100	-60 to 180°C	±0.4°C (Ambient Temperature: 25±5°C) ±1.2°C (Ambient Temperature: 0 to 55°C)
Resolution			0.1°C
Output Current for Temperature Detection			1.0 mA or less
Conversion Speed			320 ms / 8 channels
Number of Analog Input Points			8 points (8 channels)
Insulation Method			Between temperature-sensing resistance input and sequencer power supply, between temperature-sensing resistance input channels: transformer insulation
Dielectric Strength			Between temperature-sensing resistance input and sequencer power supply: 500 V AC rms for 1 minute Between temperature measuring resistor input channels: 1,000 V AC rms for 1 min
Insulation Resistance			Between resistance temperature detector input and sequencer power supply, between resistance temperature detector input channels: 10 MΩor more at 500 V DC
Disconnection Detection			Yes (Independently for each channel)
External Wiring Connection Method			40-pin connector
External Wiring Connection Method	Compatible Connector		A6CON1, A6CON2, A6CON4 (sold separately)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.54 A
External Dimensions	Height (H)		102 mm
	Width (W)		27.4 mm
	Depth (D)		130 mm
Weight			0.20 kg

Inter-Channel Insulated Thermocouple Input Unit Q68TD-G-H01 Specifications

Number of Channels			8 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,700 to 18,200)
Output	Scaling Value		16-bit signed binary
Compliant Standard for Thermocouple			JIS C1602-1995, IEC60584-1(1995), IEC60584-2(1982)
Accuracy of Temperature Measuring Range	Thermocouple Type	Temperature Measuring Range	Conversion accuracy (ambient operating temperature 25±5°C) Temperature characteristics (per 1°C change in ambient operating temperature) Maximum temperature error at ambient temperature of 55°C
	B	0 to 600°C	-
		600 to 800°C	Conversion accuracy: ±3.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.0°C
		800 to 1,700°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		1,700 to 1,820°C	-
	R	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.5°C
		1,600 to 1,760°C	-
	S	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.5°C
		1,600 to 1,760°C	-
	K	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C
		0 to 1,200°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.0°C
		1,200 to 1,370°C	-
	E	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or ±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.15% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±8.5°C
		0 to 900°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.75°C
		900 to 1,000°C	-
	J	-210 to -40°C	-
		-40 to 750°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±5.625°C
		750 to 1,200°C	-
	T	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.1% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.0°C
		0 to 350°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±2.625°C
		350 to 400°C	-
	N	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C
		0 to 1,250°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.375°C
		1,250 to 1,300°C	-
Cold Contact Temperature Compensation Accuracy			±1.0°C
Overall Accuracy			(Overall accuracy) = (Conversion accuracy) + (Temperature characteristics)×(Ambient operating temperature change) + (Cold contact temperature compensation accuracy) *Ambient operating temperature change: Ambient operating temperature outside the range of 25±5°C
Resolution			B, R, S, N: 0.3°C K, E, J, T: 0.1°C
Sampling Cycle			320 ms / 8 channels
Conversion Speed			320 ms / 8 channels
Number of Analog Input Points			8 points (8 channels + cold contact compensation channel)
Insulation Method			Between thermocouple input channel and sequencer power supply: transformer insulation Between thermocouple input channels: transformer insulation Between cold contact compensation channel and sequencer power supply: non-insulated
Dielectric Strength			Between thermocouple input channel and sequencer power supply: 500 V AC rms for 1 minute Between thermocouple input channels: 1,000 V AC rms for 1 minute
Insulation Resistance			Between thermocouple input channel and sequencer power supply, between thermocouple input channels: 10 MΩor more at 500 V DC
Disconnection Detection			N/A
External Wiring Connection Method			40-pin connector
External Wiring Connection Method	Compatible Connector		A6CON1, A6CON2, A6CON4 (sold separately)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.49 A
External Dimensions	Height (H)		98 mm
	Width (W)		27.4 mm
	Depth (D)		90 mm
Weight			0.18 kg

Inter-Channel Insulated Thermocouple Input Unit Q68TD-G-H02 Specifications

Number of Channels			8 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,700 to 18,200)
Output	Scaling Value		16-bit signed binary
Compliant Standard for Thermocouple			JIS C1602-1995, IEC60584-1(1995), IEC60584-2(1982)
Accuracy of Temperature Measuring Range	Thermocouple Type	Temperature Measuring Range	Conversion accuracy (ambient operating temperature 25±5°C) Temperature characteristics (per 1°C change in ambient operating temperature) Maximum temperature error at ambient temperature of 55°C
	B	0 to 600°C	-
		600 to 800°C	Conversion accuracy: ±3.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.0°C
		800 to 1,700°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		1,700 to 1,820°C	-
	R	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.5°C
		1,600 to 1,760°C	-
	S	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±12.5°C
		300 to 1,600°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.3°C Maximum temperature error at ambient temperature of 55°C: ±9.5°C
		1,600 to 1,760°C	-
	K	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C
		0 to 1,200°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.0°C
		1,200 to 1,370°C	-
	E	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or ±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.15% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±8.5°C
		0 to 900°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.75°C
		900 to 1,000°C	-
	J	-210 to -40°C	-
		-40 to 750°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±5.625°C
		750 to 1,200°C	-
	T	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.1% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±6.0°C
		0 to 350°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±2.625°C
		350 to 400°C	-
	N	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±0.5°C or±0.5% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.2% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±11.0°C
		0 to 1,250°C	Conversion accuracy: ±0.5°C or±0.25% of the measured temperature, whichever is greater Temperature characteristics: ±0.06°C or ±0.02% of the measured temperature, whichever is greater Maximum temperature error at ambient temperature of 55°C: ±9.375°C
		1,250 to 1,300°C	-
Cold Contact Temperature Compensation Accuracy			±1.0°C
Overall Accuracy			(Overall accuracy) = (Conversion accuracy) + (Temperature characteristics)×(Ambient operating temperature change) + (Cold contact temperature compensation accuracy) *Ambient operating temperature change: Ambient operating temperature outside the range of 25±5°C
Resolution			B, R, S, N: 0.3°C K, E, J, T: 0.1°C
Sampling Cycle			20 ms / 8 channels
Conversion Speed			640 ms / 8 channels
Number of Analog Input Points			8 points (8 channels + cold contact compensation channel)
Insulation Method			Between thermocouple input channel and sequencer power supply: transformer insulation Between thermocouple input channels: transformer insulation Between cold contact compensation channel and sequencer power supply: non-insulated
Dielectric Strength			Between thermocouple input channel and sequencer power supply: 500 V AC rms for 1 minute Between thermocouple input channels: 1,000 V AC rms for 1 minute
Insulation Resistance			Between thermocouple input channel and sequencer power supply, between thermocouple input channels: 10 MΩor more at 500 V DC
Disconnection Detection			Yes (Independently for each channel)
External Wiring Connection Method			40-pin connector
External Wiring Connection Method	Compatible Connector		A6CON1, A6CON2, A6CON4 (sold separately)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.65 A
External Dimensions	Height (H)		102 mm
	Width (W)		27.4 mm
	Depth (D)		130 mm
Weight			0.22 kg

Inter-Channel Insulated Thermocouple / Microvoltage Input Unit Q64TDV-GH Specifications

Number of Channels			4 channels
Output	Temperature Conversion Value		16-bit signed binary (-2,700 to 18,200: value rounded to first decimal place×multiplied by 10)
	Scaling Value		16-bit signed binary
	Microvoltage Conversion Value		16-bit signed binary (-25,000 to 25,000)
Compliant Standard for Thermocouple			JIS C1602-1995
Accuracy of Temperature Measuring Range	Thermocouple Type	Temperature Measuring Range	Conversion accuracy (ambient operating temperature 25±5°C) Temperature characteristics (per 1°C change in ambient operating temperature) Maximum temperature error at ambient temperature of 55°C Effect per 1Ωof wiring resistance
	B	0 to 600°C	-
		600 to 800°C	Conversion accuracy: ±4.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±14.0°C Effect per 1Ωof wiring resistance: 0.011°C/Ω
		800 to 1,700°C	Conversion accuracy: ±3.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.5°C Effect per 1Ωof wiring resistance: 0.010°C/Ω
		1,700 to 1,820°C	-
	R	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±4.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±14.0°C Effect per 1Ωof wiring resistance: 0.013°C/Ω
		300 to 1,600°C	Conversion accuracy: ±3.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.5°C Effect per 1Ωof wiring resistance: 0.008°C/Ω
		1,600 to 1,760°C	-
	S	-50 to 0°C	-
		0 to 300°C	Conversion accuracy: ±4.0°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±14.0°C Effect per 1Ωof wiring resistance: 0.013°C/Ω
		300 to 1,600°C	Conversion accuracy: ±3.5°C Temperature characteristics: ±0.4°C Maximum temperature error at ambient temperature of 55°C: ±13.5°C Effect per 1Ωof wiring resistance: 0.008°C/Ω
		1,600 to 1,760°C	-
	K	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±8.25°C Effect per 1Ωof wiring resistance: 0.005°C/Ω
		0 to 200°C	Conversion accuracy: ±1.5°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±7.75°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		200 to 1,200°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±8.25°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		1,200 to 1,370°C	-
	E	-270 to -200°C	-
		-200 to 200°C	Conversion accuracy: ±1.5°C Temperature characteristics: ±0.15°C Maximum temperature error at ambient temperature of 55°C: ±5.25°C Effect per 1Ωof wiring resistance: 0.003°C/Ω
		200 to 900°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.15°C Maximum temperature error at ambient temperature of 55°C: ±5.75°C Effect per 1Ωof wiring resistance: 0.001°C/Ω
		900 to 1,000°C	-
	J	-210 to -40°C	-
		-40 to 200°C	Conversion accuracy: ±1.5°C Temperature characteristics: ±0.15°C Maximum temperature error at ambient temperature of 55°C: ±5.25°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		200 to 750°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.15°C Maximum temperature error at ambient temperature of 55°C: ±5.75°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		750 to 1,200°C	-
	T	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.1°C Maximum temperature error at ambient temperature of 55°C: ±4.5°C Effect per 1Ωof wiring resistance: 0.004°C/Ω
		0 to 350°C	Conversion accuracy: ±1.5°C Temperature characteristics: ±0.1°C Maximum temperature error at ambient temperature of 55°C: ±4.0°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		350 to 400°C	-
	N	-270 to -200°C	-
		-200 to 0°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±8.75°C Effect per 1Ωof wiring resistance: 0.007°C/Ω
		0 to 200°C	Conversion accuracy: ±2.0°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±8.25°C Effect per 1Ωof wiring resistance: 0.003°C/Ω
		200 to 1,250°C	Conversion accuracy: ±2.5°C Temperature characteristics: ±0.25°C Maximum temperature error at ambient temperature of 55°C: ±8.75°C Effect per 1Ωof wiring resistance: 0.002°C/Ω
		1,250 to 1,300°C	-
Cold Contact Temperature Compensation Accuracy			±1.0°C
Overall Accuracy			(Overall accuracy) = (Conversion accuracy) + (Temperature characteristics)×(Ambient operating temperature change) + (Cold contact temperature compensation accuracy) *Ambient operating temperature change: Ambient operating temperature outside the range of 25±5°C
Resolution			B: 0.7°C R, S: 0.8°C K, T: 0.3°C E: 0.2°C J: 0.1°C N: 0.4°C
Microvoltage Input	Input Range		-100 to +100 mV (Input resistance 2 MΩor more)
	Accuracy		±0.2 mV (ambient operating temperature: 25±5°C) ±0.8 mV (ambient operating temperature: 0 to 55°C)
	Resolution		4μ V
Absolute Maximum Input			±5 V
Sampling Cycle			20 ms / channel
Conversion Speed			Sampling cycle×3
Number of Analog Input Points			4 points (4 channels + Cold contact compensation channel)
Insulation Method			Between thermocouple input / microvoltage input and sequencer power supply: transformer insulation Between thermocouple input / microvoltage input channels: transformer insulation Between cold contact compensation input (Pt100) and sequencer power supply: non-insulated
Dielectric Strength			Between thermocouple input / microvoltage input and sequencer power supply, between thermocouple input / microvoltage input channels: 1,780 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance			Between thermocouple input / microvoltage input and sequencer power supply: 100 MΩor more at 500 V DC Between thermocouple input / microvoltage input channels: 10 MΩor more 500 V DC
Disconnection Detection			Yes (Independently for each channel)
External Wiring Connection Method			18-point screw terminal block (M3 screw)
Number of Occupied Inputs/Outputs			16 points (I/O assignment: intelligent 16 points)
5 V DC Internal Current Consumption			0.50 A
External Dimensions	Height (H)		98 mm
	Width (W)		27.4 mm
	Depth (D)		112 mm
Weight			0.25 kg

: 30; 45; 60

Part Number
Q64TD

Part Number Standard Unit Price Minimum order quantity Volume Discount Days to Ship RoHS Number of Input Points (Number of Input CH) Input I/F (Input Target) Heater Burnout Detection Function Sampling Cycle (Temperature Control) Channel-to-channel isolation Terminal shape Temperature Conversion Speed

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	RoHS	Number of Input Points (Number of Input CH)	Input I/F (Input Target)	Heater Burnout Detection Function	Sampling Cycle (Temperature Control)	Channel-to-channel isolation	Terminal shape	Temperature Conversion Speed
	MYR 4,280.00 MYR 3,424.00	1 Piece(s)		4 Day(s)	6	4	Thermocouple	○	-	Insulation	18-point terminal block	40ms/1ch

MYR 4,280.00

MYR 3,424.00

1 Piece(s)

4 Day(s)

Thermocouple

○

Insulation

18-point terminal block

40ms/1ch

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Basic Information

Type	Temperature control	Representative Standard	CE / UL

Please check the type/dimensions/specifications of the part Q64TD in the MELSEC-Q Series Temperature Input Unit series.

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Specification/Dimensions

Sampling Cycle (Temperature Control)
- 20ms/1ch
- 320ms/8ch
Clear
Number of Input Points (Number of Input CH)
4

8
Clear
Input I/F (Input Target)
- Thermocouple
- Temperature Measuring Resistor
Clear
Heater Burnout Detection Function
- ×
- ○
Clear
Channel-to-channel isolation
- Insulation
- Non-Insulated
Clear
Terminal shape
- 18-point terminal block
- 40-pin connector
Clear
Temperature Conversion Speed
- (Sampling Cycle × 3)/1 CH
- 40ms/1ch
- 320ms/8ch
- 640ms/8ch
Clear

Days to Ship

All

4 Day(s) or Less

79 Day(s) or Less

97 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Products like this...

Part Number
Q64RD
Q64RD-G
Q64TDV-GH
Q68RD3-G
Q68TD-G-H01
Q68TD-G-H02

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Number of Input Points (Number of Input CH)	Input I/F (Input Target)	Heater Burnout Detection Function	Sampling Cycle (Temperature Control)	Channel-to-channel isolation	Terminal shape	Temperature Conversion Speed
MYR 3,513.33	1 Piece(s)	79 Day(s)	-	4	Temperature Measuring Resistor	○	-	Non-Insulated	18-point terminal block	40ms/1ch
MYR 4,638.33	1 Piece(s)	97 Day(s)	6	4	Temperature Measuring Resistor	○	-	Insulation	18-point terminal block	40ms/1ch
MYR 4,280.00	1 Piece(s)	79 Day(s)	6	4	Thermocouple	○	20ms/1ch	Insulation	18-point terminal block	(Sampling Cycle × 3)/1 CH
MYR 5,351.67	1 Piece(s)	97 Day(s)	6	8	Temperature Measuring Resistor	○	-	Insulation	40-pin connector	320ms/8ch
MYR 5,351.67	1 Piece(s)	79 Day(s)	6	8	Thermocouple	×	320ms/8ch	Insulation	40-pin connector	320ms/8ch
MYR 5,351.67	1 Piece(s)	97 Day(s)	6	8	Thermocouple	○	320ms/8ch	Insulation	40-pin connector	640ms/8ch

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MELSEC-Q Series Temperature Input Unit (Q64TD)

Temperature-sensing Resistance Input Unit Q64RD Specifications

Inter-Channel Insulated Temperature-sensing Resistance Input Unit Q64RD-G Specifications

Thermocouple Input Unit Q64TD Specifications

Inter-Channel Insulated Temperature-sensing Resistance Input Unit Q68RD3-G Specifications

Inter-Channel Insulated Thermocouple Input Unit Q68TD-G-H01 Specifications

Inter-Channel Insulated Thermocouple Input Unit Q68TD-G-H02 Specifications

Inter-Channel Insulated Thermocouple / Microvoltage Input Unit Q64TDV-GH Specifications

Basic Information

Configure

Specification/Dimensions

Sampling Cycle (Temperature Control)

Number of Input Points (Number of Input CH)

Input I/F (Input Target)

Heater Burnout Detection Function

Channel-to-channel isolation

Terminal shape

Temperature Conversion Speed

Days to Ship

Specify Alterations

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