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          General Purpose Digital Contact Sensor

          GT series

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          Sensor head: Standard/Low-stress

          Model

          GT-H10

          GT-H22

          GT-H10L

          GT-H22L

          Type

          Sensor head: Standard

          Sensor head: Low-stress

          Measuring range

          10 mm

          22 mm

          10 mm

          22 mm

          Measuring force

          Downward mounting

          1.0 N*1

          1.5 N*1

          0.3 N*1

          0.35N*1

          Side mounting

          0.9 N*1

          1.4 N*1

          0.25N*1

          0.3 N*1

          Upward mounting

          0.8 N*1

          1.3 N*1

          0.2 N*1

          0.25N*1

          Mechanical response

          10 Hz (at ambient temperature of 23 °C)

          8 Hz (at ambient temperature of 23 °C)

          7 Hz (at ambient temperature of 23 °C)

          5 Hz (at ambient temperature of 23 °C)

          Repeatability

          3 µm (at ambient temperature of 23 °C)*2

          8 µm (at ambient temperature of 23 °C)*2

          3 µm (at ambient temperature of 23 °C)*2

          8 µm (at ambient temperature of 23 °C)*2

          Environmental resistance

          Enclosure rating

          IP67

          -

          Ambient temperature

          -10 to +55 °C

          Relative humidity

          35 to 85 % RH

          Material

          Housing: TYPE430 Stainless steel, Indicator: Polyarylate,
          Dust boot: NBR, Contact: TYPE304 stainless steel, Cable: PVC

          Housing: TYPE430 Stainless steel, Indicator: Polyarylate,
          Contact: TYPE304 stainless steel, Cable: PVC

          Weight

          Approx. 115 g (With 2-m cable)

          Approx. 135 g (With 2-m cable)

          Approx. 115 g (With 2-m cable)

          Approx. 135 g (With 2-m cable)

          *1 Value read near the center of the measuring range
          *2 Value read at the center of the measuring range with the response time set to 100 ms.

          Sensor head: Air push models

          Model

          GT-A10

          GT-A22

          Type

          Sensor head: Air push models

          Measuring range

          10 mm

          22 mm

          Measuring force

          Downward mounting

          1.0 N*1

          1.5 N*1

          Side mounting

          0.9 N*1

          1.4 N*1

          Upward mounting

          0.8 N*1

          1.3 N*1

          Repeatability

          3 µm (at ambient temperature of 23 °C)*2

          8 µm (at ambient temperature of 23 °C)*2

          Environmental resistance

          Enclosure rating

          IP67*3

          Pressure resistance

          1.0 MPa

          Applied pressure range

          0.35 to 0.5 MPa

          Ambient temperature

          0 to +55 °C

          Relative humidity

          35 to 85 % RH

          Material

          Housing: TYPE430 stainless steel, Cylinder: Aluminum alloy, Plastic section of air joint: Polyacetal, Metal section of air joint: Nickel-plated brass,
          Indicator: Polyarylate, Dust boot: NBR, Contact: TYPE304 stainless steel, Cable: PVC

          Weight

          Approx. 150 g (With 2-m cable)

          Approx. 180 g (With 2-m cable)

          *1 Value read near the center of the measuring range
          *2 Value read at the center of the measuring range at ambient temperature of 23 °C with the response time set to 100 ms.
          *3 To ensure you achieve the rating, connect the air tube to the air outlet joint and prevent foreign matter from entering it through the joint.

          Amplifier unit: NPN output

          Model

          GT-71A

          GT-72A

          GT-75A

          GT-76A

          Type

          Amplifier unit

          Mounting type

          DIN rail mount*1

          Panel mount

          Output

          NPN output

          Main unit/Expansion unit

          Main unit*2

          Expansion unit*2

          Main unit*2

          Expansion unit*2

          Power consumption

          Normal

          At 12 V: 1,140 mW (95 mA) or less, At 24 V: 1,200 mW (50 mA) or less

          Power saving (Eco)

          At 12 V: 600 mW (50 mA) or less, At 24 V: 840 mW (35 mA) or less

          Display power

          Measured value display

          6-digit 7-segment LED (red)

          Other displays

          2-colour 13-level bar LED display (red, green), indicators (red, green)

          Display range

          -99.999 to 999.999

          Display resolution

          1 µm

          Sampling rate

          2,000 times/second

          Control input

          Timing/preset/bank input

          Timing input: Non-voltage input (relay contact, solid state), input time: 2 ms or more
          Preset/Bank input: Non-voltage input (relay contact, solid state), input time: 20 ms or more

          Response time

          hsp (1.5 ms) , 5 ms, 10 ms, 100 ms, 500 ms, 1 s, 5 s

          HIGH, GO, LOW output

          NPN Offenkollektor, max. 50 mA (40 V oder weniger), Restspannung: 1 V oder weniger, N.O./N.C. umschaltbar

          Major functions

          Preset, Hold, Variable hysteresis, Variable response time, Multiplier setting, Bank function (4 banks),
          Self-timing, Power save (eco) mode, Application mode, Calibration function, Core alarm

          Rating

          Power voltage

          12 to 24 VDC, Ripple (P-P) 10 % or less*3

          Environmental resistance

          Ambient temperature

          -10 to +55 °C (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions

          Material

          Main body case: Polycarbonate, Key top: Polyacetal, Front sheet: Polycarbonate, Cable: PVC

          Accessories

          Instruction manual

          Panel mounting bracket, protective front cover, power cable, instruction manual

          Panel mounting bracket, protective front cover, power cable, flat cable for expansion, instruction manual

          Weight

          Approx. 110 g (including the power cable)

          Approx. 110 g (: including panel mounting bracket, protective front cover, power cable)

          *1 Be sure to mount the DIN rail mounting amplifier on a DIN rail (i.e. the unit should be mounted on the metal DIN plate itself). For additional amplifier unit installation, be sure to use the end unit (OP-26751).
          *2 One main unit and nine expansion units (ten in total) can be additionally installed. For additional amplifier unit installation, each output current must be 20 mA or less.
          *3 If additional amplifier units are installed, the power supply voltage is 24 VDC.

          Amplifier unit: PNP output

          Model

          GT-71AP

          GT-72AP

          GT-75AP

          GT-76AP

          Type

          Amplifier unit

          Mounting type

          DIN rail mount*1

          Panel mount

          Output

          PNP output

          Main unit/Expansion unit

          Main unit*2

          Expansion unit*2

          Main unit*2

          Expansion unit*2

          Power consumption

          Normal

          At 12 V: 1,140 mW (95 mA) or less, At 24 V: 1,200 mW (50 mA) or less

          Power saving (Eco)

          At 12 V: 600 mW (50 mA) or less, At 24 V: 840 mW (35 mA) or less

          Display power

          Measured value display

          6-digit 7-segment LED (red)

          Other displays

          2-colour 13-level bar LED display (red, green), indicators (red, green)

          Display range

          -99.999 to 999.999

          Display resolution

          1 µm

          Sampling rate

          2,000 times/second

          Control input

          Timing/preset/bank input

          Timing input: Non-voltage input (relay contact, solid state), input time: 2 ms or more
          Preset/Bank input: Non-voltage input (relay contact, solid state), input time: 20 ms or more

          Response time

          hsp (1.5 ms) , 5 ms, 10 ms, 100 ms, 500 ms, 1 s, 5 s

          HIGH, GO, LOW output

          PNP Offenkollektor, max. 50 mA (40 V oder weniger), Restspannung: 1 V oder weniger, N.O./N.C. umschaltbar

          Major functions

          Preset, Hold, Variable hysteresis, Variable response time, Multiplier setting, Bank function (4 banks),
          Self-timing, Power save (eco) mode, Application mode, Calibration function, Core alarm

          Rating

          Power voltage

          12 to 24 VDC, Ripple (P-P) 10 % or less*3

          Environmental resistance

          Ambient temperature

          -10 to +55 °C (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions

          Material

          Main body case: Polycarbonate, Key top: Polyacetal, Front sheet: Polycarbonate, Cable: PVC

          Accessories

          Instruction manual

          Panel mounting bracket, protective front cover, power cable, instruction manual

          Panel mounting bracket, protective front cover, power cable, flat cable for expansion, instruction manual

          Weight

          Approx. 110 g (including the power cable)

          Approx. 110 g (: including panel mounting bracket, protective front cover, power cable)

          *1 Be sure to mount the DIN rail mounting amplifier on a DIN rail (i.e. the unit should be mounted on the metal DIN plate itself). For additional amplifier unit installation, be sure to use the end unit (OP-26751).
          *2 One main unit and nine expansion units (ten in total) can be additionally installed. For additional amplifier unit installation, each output current must be 20 mA or less.
          *3 If additional amplifier units are installed, the power supply voltage is 24 VDC.

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