Q68TD-G-H01 Mitsubishi MELSEC-Q Series Temperature input

MPN: Q68TD-G-H01 · Brand: Mitsubishi Electric (Factory Automation)

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12-month warranty (new) · 3-month (used/refurbished)

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Quick facts

Availability	Confirmed on request
Category	Mitsubishi MELSEC-Q Series – Analog
Lifecycle	Active mature
Warranty	12-month (new) · 3-month (used/refurbished)

Shipping & availability

When can Q68TD-G-H01 be shipped?

Q68TD-G-H01 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up Q68TD-G-H01 in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for Q68TD-G-H01 and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for Q68TD-G-H01, subject to availability and destination.

The Mitsubishi Electric Q68TD-G-H01 is a temperature input in the MELSEC-Q Series. 8 channels, thermocouple (B, R, S, K, E, J, T, N), conversion speed: 320 ms/8 channels, 40-pin connector, channel isolated, disconnection monitoring. Mitsubishi Electric has announced its discontinuation (2029/09 To be end of order) — plan spares now; PartnerPLC also sources it on the surplus market after the end of order. Specifications and manuals below are Mitsubishi Electric's own data.

Specifications

Product

Series	MELSEC-Q Series
Category	Temperature input
Type	Thermocouple input
Sales status	2029/09 To be end of order (Mitsubishi Electric)
Outline	8 channels, thermocouple (B, R, S, K, E, J, T, N), conversion speed: 320 ms/8 channels, 40-pin connector, channel isolated, disconnection monitoring

Specifications

Number of analog input points	8 points (8 channels + cold junction compensation channels)
Number of channels	8 channels
Digital output: Temperature measured value	16-bit signed binary value (-2700...18200)
Digital output: Scaling value	16-bit signed binary value
Thermocouple compliance standards	JIS C1602-1995, IEC 60584-1 (1995), IEC60584-2 (1982)
Resolution	B, R, S, N： 0.3 ˚C K, E, J, T： 0.1 ˚C
Accuracy: Thermocouple type: Measured temperature range	Accuracy (℃) = (Conversion accuracy) + (Temperature characteristics) Conversion accuracy (at operating ambient temperature 25±5 ﾟC) Temperature characteristic (per operating ambient temperature variation of 1 ﾟC) Maximum temperature error at ambient temperature 55ﾟC Effect per wiring resistance 1Ω
Accuracy: B: 0...600 ﾟC	―
Accuracy: B: 600...800 ﾟC	Conversion accuracy: ±3.0 ˚C Temperature characteristic: ±0.4 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±13.0 ˚C
Accuracy: B: 800...1700 ﾟC	Conversion accuracy: ±2.5 ˚C Temperature characteristic: ±0.4 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±12.5 ˚C
Accuracy: B: 1700...1820 ﾟC	―
Accuracy: R: -50...0 ﾟC	―
Accuracy: R: 0...300 ﾟC	Conversion accuracy: ±2.5 ˚C Temperature characteristic: ±0.4 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±12.5 ˚C
Accuracy: R: 300...1600 ﾟC	Conversion accuracy: ±2.0 ˚C Temperature characteristic: ±0.3 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±9.5 ˚C
Accuracy: R: 1600...1760 ﾟC	―
Accuracy: S: -50...0 ﾟC	―
Accuracy: S: 0...300 ﾟC	Conversion accuracy: ±2.5 ˚C Temperature characteristic: ±0.4 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±12.5 ˚C
Accuracy: S: 300...1600 ﾟC	Conversion accuracy: ±2.0 ˚C Temperature characteristic: ±0.3 ˚C Maximum temperature error at ambient temperature 55 ﾟC: ±9.5 ˚C
Accuracy: S: 1600...1760 ﾟC	―
Accuracy: K: -270...-200 ﾟC	―
Accuracy: K: -200...0 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.5 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.2 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±11.0 ˚C
Accuracy: K: 0...1200 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.25 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.02 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±9.0 ˚C
Accuracy: K: 1200...1370 ﾟC	―
Accuracy: E: -270...-200 ﾟC	―
Accuracy: E: -200...0 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.5 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.15 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±8.5 ˚C
Accuracy: E: 0...900 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.25 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.02 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±6.75 ˚C
Accuracy: E: 900...1000 ﾟC	―
Accuracy: J: -210...-40 ﾟC	―
Accuracy: J: -40...750 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.25 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.02 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±5.625 ˚C
Accuracy: J: 750...1200 ﾟC	―
Accuracy: T: -270...-200 ﾟC	―
Accuracy: T: -200...0 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.5 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.1 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±6.0 ˚C
Accuracy: T: 0...350 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.25 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.02 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±2.625 ˚C
Accuracy: T: 350...400 ﾟC	―
Accuracy: N: -270...-200 ﾟC	―
Accuracy: N: -200...0 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.5 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.2 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±11.0 ˚C
Accuracy: N: 0...1250 ﾟC	Conversion accuracy: Larger value of ±0.5 ˚C and ±0.25 % of measured temperature Temperature characteristic: Larger value of ±0.06 ˚C and ±0.02 % of measured temperature Maximum temperature error at ambient temperature 55 ﾟC: ±9.375 ˚C
Accuracy: N: 1250...1300 ﾟC	―
Accuracy: Cold junction compensation accuracy	±1.0 ˚C
Sampling cycle	320 ms/8 channels
Conversion speed	320 ms/8 channels
Disconnection detection	None
Isolation method	Between thermocouple input channel and programmable controller power supply: Transformer Between thermocouple input channels: Transformer Between cold junction compensation channel and programmable controller power supply: Non-isolation
Dielectric withstand voltage	Between thermocouple input channel and programmable controller power supply: 500 V AC rms for 1 minute Between thermocouple input channels: 1000 V AC rms for 1 minute
Insulation resistance	Between thermocouple input channel and programmable controller power supply, between thermocouple input channels: 500 V DC, 10 MΩ or higher
External interface	40-pin connector
External interface: Applicable connector	A6CON1, A6CON2, A6CON4 (sold separately)
Number of occupied I/O points	16 points (I/O assignment: Intelligent 16 points)
Internal current consumption (5 V DC)	0.49 A
External dimensions: Height	98 mm
External dimensions: Width	27.4 mm
External dimensions: Depth	90 mm
Weight	0.18 kg