Q68ADI Mitsubishi MELSEC-Q Series Analog input

MPN: Q68ADI · 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-A Series (large type, discontinued)
Lifecycle	Active mature
Warranty	12-month (new) · 3-month (used/refurbished)
Recommended replacement	Q68ADV, Q64TD

Shipping & availability

When can Q68ADI be shipped?

Q68ADI 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 Q68ADI 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 Q68ADI 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 Q68ADI, subject to availability and destination.

The Mitsubishi Electric Q68ADI is a analog input in the MELSEC-Q Series. 8 channels, input: 0...20 mA DC, output (resolution): 0...4000, -4000...4000, 0...12000, -12000...12000, conversion speed: 80 μs/channel, 18-point terminal block. 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	Analog input
Type	Current input
Sales status	2029/09 To be end of order (Mitsubishi Electric)
Outline	8 channels, input: 0...20 mA DC, output (resolution): 0...4000, -4000...4000, 0...12000, -12000...12000, conversion speed: 80 μs/channel, 18-point terminal block

Input specifications

Number of analog input points	8 points (8 channels)
Analog input: Current	0...20 mA DC (input resistance 250 Ω)
Digital output	Normal resolution mode: -4096...+4095 High resolution mode: -12288...+12287, -16384...+16383
I/O characteristics, resolution: Input range	Digital output value (maximum resolution)
I/O characteristics, resolution: Current input: 0...20 mA	Normal resolution mode: 0...4000 (5 µA) High resolution mode: 0...12000 (1.66 µA)
I/O characteristics, resolution: Current input: 4...20 mA	Normal resolution mode: 0...4000 (4 µA) High resolution mode: 0...12000 (1.33 µA)
I/O characteristics, resolution: Current input: User range setting	Normal resolution mode: -4000...4000 (1.37 µA) High resolution mode: -12000...12000 (1.33 µA)
Accuracy (accuracy relative to maximum value of the digital output value): Ambient temperature: 25±5 ﾟC	Within ±0.1 %
Accuracy (accuracy relative to maximum value of the digital output value): Ambient temperature: 0...55 ﾟC	With temperature drift correction: within ±0.3 % Without temperature drift correction: within ±0.4 %
A/D conversion speed	80 µs/channel (When there is temperature drift, the time calculated by adding 160 µs will be used regardless of the number of channels used)
Absolute maximum input: Current	±30 mA

Common specifications

Isolation method	Between I/O terminals and programmable controller power supply: Photocoupler Between analog input channels: Non-isolation
Dielectric withstand voltage	Between I/O terminals and programmable controller power supply: 500 V AC for 1 minute
Insulation resistance	Between I/O terminals and programmable controller power supply: 500 V DC 20 MΩ or higher
External interface	18-point terminal block (M3 screw)
Number of occupied I/O points	16 points (I/O assignment: Intelligent 16 points)
Internal current consumption (5 V DC)	0.64 A
External dimensions: Height	98 mm
External dimensions: Width	27.4 mm
External dimensions: Depth	90 mm
Weight	0.19 kg