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MELSEC-Q Series Input Unit (DC Negative Common) (Part Numbers)

MELSEC-Q Series Input Unit (DC Negative Common)
  • On Sale Till 30/06/2026

MITSUBISHI

MITSUBISHI

MELSEC-Q series input unit (DC negative common).
[Features]
· A wider range of lineup than the common type in voltage and number of input points.
[Applications]
· For receiving external ON/OFF signals and transmitting ON/OFF signals externally.

PDF

Part Number

Configured Part Number is shown.

QX80 Specifications

Input FormatDC Input (negative common type)
Number of Inputs16 points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 4 mA
Input DeratingN/A
ON Voltage / ON Current19 V or more / 3 mA or more
OFF Voltage / OFF Current11 V or less / 1.7 mA or less
Input ResistanceApprox. 5.6 kΩ
Input Response TimeOFF > ON1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
ON > OFF1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
Input Common Method16 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method18-point screw terminal block (M3 Screw)
Number of Occupied Inputs/Outputs16 points (I/O assignment: input 16 points)
5 V DC Internal Current Consumption50 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.16 kg

QX80-TS Specifications

Input FormatDC Input (negative common type)
Number of Inputs16 points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 4 mA
Input DeratingN/A
ON Voltage / ON Current19 V or more / 3 mA or more
OFF Voltage / OFF Current11 V or less / 1.7 mA or less
Input ResistanceApprox. 5.6 kΩ
Input Response TimeOFF > ON1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
ON > OFF1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
Input Common Method16 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method18-point 2-piece spring clamp terminal block
Number of Occupied Inputs/Outputs16 points (I/O assignment: input 16 points)
5 V DC Internal Current Consumption50 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.16 kg

QX81 Specifications

Input FormatDC Input (negative common type)
Number of Inputs32 Points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 4 mA
ON Voltage / ON Current19 V or more / 3 mA or more
OFF Voltage / OFF Current11 V or less / 1.7 mA or less
Input ResistanceApprox. 5.6 kΩ
Input Response TimeOFF > ON1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
ON > OFF1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
Input Common Method32 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method37-pin D-sub Connector
 Compatible ConnectorA6CON1E, A6CON2E, A6CON3E (sold separately)
Number of Occupied Inputs/Outputs32 points (I/O assignment: input 32 points)
5 V DC Internal Current Consumption75 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.16 kg

Input Derating

Input derating graph

Input derating graph

QX81-S2 Specifications

Input FormatDC Input (negative common type)
Number of Inputs32 Points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 6 mA
ON Voltage / ON Current15 V or more / 3 mA or more
OFF Voltage / OFF Current5 V or less / 1.7 mA or less
Input ResistanceApprox. 3.6 kΩ
Input Response TimeOFF > ON1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
ON > OFF1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
Input Common Method32 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method37-pin D-sub Connector
 Compatible ConnectorA6CON1E, A6CON2E, A6CON3E (sold separately)
Number of Occupied Inputs/Outputs32 points (I/O assignment: input 32 points)
5 V DC Internal Current Consumption75 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.16 kg

Input Derating

Input derating graph

Input derating graph

QX82 Specifications

Input FormatDC Input (negative common type)
Number of Inputs64 points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 4 mA
ON Voltage / ON Current19 V or more / 3 mA or more
OFF Voltage / OFF Current11 V or less / 1.7 mA or less
Input ResistanceApprox. 5.6 kΩ
Input Response TimeOFF > ON1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
ON > OFF1 ms / 5 ms / 10 ms / 20 ms / 70 ms or less
Input Common Method32 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
32-point switch display by SW
External Wiring Connection Method40-pin connector × 2
 Compatible ConnectorA6CON1, A6CON2, A6CON3, A6CON4 (sold separately)
Number of Occupied Inputs/Outputs64 points (I/O assignment: input 64 points)
5 V DC Internal Current Consumption90 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.18 kg

Input Derating

Input derating graph

Input derating graph

QX82-S1 Specifications

Input FormatDC Input (negative common type)
Number of Inputs64 points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 4 mA
ON Voltage / ON Current19 V or more / 3 mA or more
OFF Voltage / OFF Current9.5 V or less / 1.5 mA or less
Input ResistanceApprox. 5.6 kΩ
Input Response TimeResponse Time Setting0.1 ms / 0.2 ms / 0.4 ms / 0.6 ms / 1 ms
OFF > ONTYP.0.05 ms / 0.15 ms / 0.30 ms / 0.55 ms / 1.05 ms
MAX.0.12 ms / 0.20 ms / 0.40 ms / 0.60 ms / 1.20 ms
ON > OFFTYP.0.15 ms / 0.20 ms / 0.35 ms / 0.60 ms / 1.10 ms
MAX.0.20 ms / 0.30 ms / 0.50 ms / 0.70 ms / 1.30 ms
Input Common Method32 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
32-point switch display by SW
External Wiring Connection Method40-pin connector × 2
 Compatible ConnectorA6CON1, A6CON2, A6CON3, A6CON4 (sold separately)
Number of Occupied Inputs/Outputs64 points (I/O assignment: input 64 points)
5 V DC Internal Current Consumption90 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.18 kg

Input Derating

Input derating graph

Input derating graph

QX80H Specifications

Input FormatDC Input (negative common type)
Number of Inputs16 points
Rated Input Voltage24 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 6 mA
ON Voltage / ON Current13 V or less / 3 mA or less
OFF Voltage / OFF Current8 V or less / 1.6 mA or less
Input ResistanceApprox. 3.9 kΩ
Input Response TimeSW1 (Noise Filter)OFF / ON
Response Time SettingDisabled / 0.1 ms / 0.2 ms / 0.4 ms / 0.6 ms / 1 ms
OFF > ONTYP.0 ms / 0.04 ms / 0.10 ms / 0.25 ms / 0.50 ms / 0.95 ms
MAX.- / 0.05 ms / 0.15 ms / 0.30 ms / 0.60 ms / 1.00 ms
ON > OFFTYP.0 ms / 0.04 ms / 0.10 ms / 0.25 ms / 0.50 ms / 0.95 ms
MAX.- / 0.05 ms / 0.15 ms / 0.30 ms / 0.60 ms / 1.00 ms
Function SettingSW2OFF: Interruption
ON: High-speed Input
Input Common Method8 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method18-point screw terminal block (M3 Screw)
Number of Occupied Inputs/Outputs16 points (I/O assignment: high-speed input 16 points / interruption 16 points)
Interruption Processing ConditionConfiguration by switch settings of the CPU parameters
5 V DC Internal Current Consumption80 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.16 kg

Input Derating

Input derating graph

Input derating graph

QX90H Specifications

Input FormatDC Input (negative common type)
Number of Inputs16 points
Rated Input Voltage5 V DC (+20/-15%, ripple ratio within 5%)
Rated Input CurrentApprox. 6 mA
Input DeratingN/A
ON Voltage / ON Current3.5 V or more / 3 mA or more
OFF Voltage / OFF Current1 V or less / 1 mA or less
Input ResistanceApprox. 470 Ω
Input Response TimeSW1 (Noise Filter)OFF / ON
Response Time SettingDisabled / 0.1 ms / 0.2 ms / 0.4 ms / 0.6 ms / 1 ms
OFF > ONTYP.0 ms / 0.04 ms / 0.10 ms / 0.25 ms / 0.50 ms / 0.95 ms
MAX.- / 0.05 ms / 0.15 ms / 0.30 ms / 0.60 ms / 1.00 ms
ON > OFFTYP.0 ms / 0.04 ms / 0.10 ms / 0.25 ms / 0.50 ms / 0.95 ms
MAX.- / 0.05 ms / 0.15 ms / 0.30 ms / 0.60 ms / 1.00 ms
Function SettingSW2OFF: Interruption
ON: High-speed Input
Input Common Method8 points 1 common
Insulation MethodOpto-isolator insulation
Dielectric Strength560 V AC rms / 3 cycles (altitude 2,000 m)
Insulation Resistance10 MΩ or more on an ohmmeter
Protection GradeIP2X
Operation DisplayON Display (LED)
External Wiring Connection Method18-point screw terminal block (M3 Screw)
Number of Occupied Inputs/Outputs16 points (I/O assignment: high-speed input 16 points / interruption 16 points)
Interruption Processing ConditionConfiguration by switch settings of the CPU parameters
5 V DC Internal Current Consumption80 mA (TYP. all points ON)
External DimensionsHeight (H)98 mm
Width (W)27.4 mm
Depth (D)90 mm
Weight0.14 kg
30
60
90
  1. 1
Part Number
QX80
QX80-TS
QX80H
QX81
QX81-S2
QX82
QX82-S1
QX90H
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSNumber Of Inputs Rated Input Voltage
(V) 		Features Number of Inputs
(Point) 		Rated input current
(mA) 		Input answer time Terminal Shape Number of occupied input/outputs
(Point)

MYR 860.00

MYR 688.00

1 Piece(s) 79 Day(s) 616DC2416-point 1-common16Approximately 4 mA1/5/10/20/7018-point terminal block16

MYR 990.00

MYR 792.00

1 Piece(s) 97 Day(s) 616DC2416-point 1-common16Approximately 4 mA1/5/10/20/70Spring Clamp Terminal Bloc with 18 Point Display Function16

MYR 931.67

MYR 745.34

1 Piece(s) 97 Day(s) 616DC248-point 1-common16Approximately 6mA0/0.1/0.2/0.4/0.6/118-point terminal block16

MYR 1,463.33

MYR 1,170.66

1 Piece(s) 4 Day(s) 632DC2432-point 1-common32Approximately 4 mA1/5/10/20/7037-Pin D-Sub Connector32

MYR 1,463.33

MYR 1,170.66

1 Piece(s) 97 Day(s) 632DC2432-point 1-common32Approximately 6mA1/5/10/20/7037-Pin D-Sub Connector32

MYR 1,890.00

MYR 1,512.00

1 Piece(s) 4 Day(s) 664DC2432-point 1-common64Approximately 4 mA1/5/10/20/7040-Pin Connector × 264

MYR 1,890.00

MYR 1,512.00

1 Piece(s) 79 Day(s) 664DC2432-point 1-common64Approximately 4 mA0.1/0.2/0.4/0.6/140-Pin Connector × 264

MYR 969.25

1 Piece(s) Quote 616DC58-point 1-common16Approximately 6mA0/0.1/0.2/0.4/0.6/118-point terminal block16

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  1. 1
 

Basic Information

Representative Standard CE / UL

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Specification/Dimensions

  • Number Of Inputs

    • 16
    • 32
    • 64

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  • Rated Input Voltage(V)

    • DC5
    • DC24

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  • Features

    • 8-point 1-common
    • 16-point 1-common
    • 32-point 1-common

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  • Number of Inputs(Point)

    • 16
    • 32
    • 64

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  • Rated input current(mA)

    • Approximately 4 mA
    • Approximately 6mA

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  • Input answer time

    • 0/0.1/0.2/0.4/0.6/1
    • 0.1/0.2/0.4/0.6/1
    • 1/5/10/20/70

    Clear

  • Terminal Shape

    • 18-point terminal block
    • Spring Clamp Terminal Bloc with 18 Point Display Function
    • 37-Pin D-Sub Connector
    • 40-Pin Connector × 2

    Clear

  • Number of occupied input/outputs(Point)

    • 16
    • 32
    • 64

    Clear

Days to Ship

    • All
    • 4 Day(s) or Less
    • 79 Day(s) or Less
    • 97 Day(s) or Less

    Clear

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