General Purpose Digital Contact Sensor
GT series
Specs General Purpose Digital Contact Sensor GT series
Sensor head: Standard/Low-stress
Model |
GT-H10 |
GT-H22 |
GT-H10L |
GT-H22L |
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Image |
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Type |
Sensor head: Standard |
Sensor head: Low-stress |
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Measuring range |
10 mm |
22 mm |
10 mm |
22 mm |
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Measuring force |
Downward mounting |
1.0 N*1 |
1.5 N*1 |
0.3 N*1 |
0.35N*1 |
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Side mounting |
0.9 N*1 |
1.4 N*1 |
0.25N*1 |
0.3 N*1 |
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Upward mounting |
0.8 N*1 |
1.3 N*1 |
0.2 N*1 |
0.25N*1 |
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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) |
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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 |
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Environmental resistance |
Enclosure rating |
IP67 |
- |
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Ambient temperature |
-10 to +55 °C |
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Relative humidity |
35 to 85 % RH |
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Material |
Housing: TYPE430 Stainless steel, Indicator: Polyarylate, |
Housing: TYPE430 Stainless steel, Indicator: Polyarylate, |
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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) |
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*1 Value read near the center of the measuring range |
Sensor head: Air push models
Model |
GT-A10 |
GT-A22 |
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Image |
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Type |
Sensor head: Air push models |
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Measuring range |
10 mm |
22 mm |
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Measuring force |
Downward mounting |
1.0 N*1 |
1.5 N*1 |
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Side mounting |
0.9 N*1 |
1.4 N*1 |
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Upward mounting |
0.8 N*1 |
1.3 N*1 |
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Repeatability |
3 µm (at ambient temperature of 23 °C)*2 |
8 µm (at ambient temperature of 23 °C)*2 |
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Environmental resistance |
Enclosure rating |
IP67*3 |
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Pressure resistance |
1.0 MPa |
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Applied pressure range |
0.35 to 0.5 MPa |
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Ambient temperature |
0 to +55 °C |
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Relative humidity |
35 to 85 % RH |
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Material |
Housing: TYPE430 stainless steel, Cylinder: Aluminum alloy, Plastic section of air joint: Polyacetal, Metal section of air joint: Nickel-plated brass, |
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Weight |
Approx. 150 g (With 2-m cable) |
Approx. 180 g (With 2-m cable) |
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*1 Value read near the center of the measuring range |
Amplifier unit: NPN output
Model |
GT-71A |
GT-72A |
GT-75A |
GT-76A |
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Image |
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Type |
Amplifier unit |
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Mounting type |
DIN rail mount*1 |
Panel mount |
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Output |
NPN output |
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Main unit/Expansion unit |
Main unit*2 |
Expansion unit*2 |
Main unit*2 |
Expansion unit*2 |
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Power consumption |
Normal |
At 12 V: 1,140 mW (95 mA) or less, At 24 V: 1,200 mW (50 mA) or less |
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Power saving (Eco) |
At 12 V: 600 mW (50 mA) or less, At 24 V: 840 mW (35 mA) or less |
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Display power |
Measured value display |
6-digit 7-segment LED (red) |
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Other displays |
2-colour 13-level bar LED display (red, green), indicators (red, green) |
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Display range |
-99.999 to 999.999 |
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Display resolution |
1 µm |
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Sampling rate |
2,000 times/second |
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Control input |
Timing/preset/bank input |
Timing input: Non-voltage input (relay contact, solid state), input time: 2 ms or more |
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Response time |
hsp (1.5 ms) , 5 ms, 10 ms, 100 ms, 500 ms, 1 s, 5 s |
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HIGH, GO, LOW output |
NPN Offenkollektor, max. 50 mA (40 V oder weniger), Restspannung: 1 V oder weniger, N.O./N.C. umschaltbar |
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Major functions |
Preset, Hold, Variable hysteresis, Variable response time, Multiplier setting, Bank function (4 banks), |
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Rating |
Power voltage |
12 to 24 VDC, Ripple (P-P) 10 % or less*3 |
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Environmental resistance |
Ambient temperature |
-10 to +55 °C (No freezing) |
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Relative humidity |
35 to 85 % RH (No condensation) |
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Vibration resistance |
10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions |
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Material |
Main body case: Polycarbonate, Key top: Polyacetal, Front sheet: Polycarbonate, Cable: PVC |
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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 |
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Weight |
Approx. 110 g (including the power cable) |
Approx. 110 g (: including panel mounting bracket, protective front cover, power cable) |
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*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). |
Amplifier unit: PNP output
Model |
GT-71AP |
GT-72AP |
GT-75AP |
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Image |
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Type |
Amplifier unit |
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Mounting type |
DIN rail mount*1 |
Panel mount |
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Output |
PNP output |
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Main unit/Expansion unit |
Main unit*2 |
Expansion unit*2 |
Main unit*2 |
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Power consumption |
Normal |
At 12 V: 1,140 mW (95 mA) or less, At 24 V: 1,200 mW (50 mA) or less |
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Power saving (Eco) |
At 12 V: 600 mW (50 mA) or less, At 24 V: 840 mW (35 mA) or less |
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Display power |
Measured value display |
6-digit 7-segment LED (red) |
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Other displays |
2-colour 13-level bar LED display (red, green), indicators (red, green) |
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Display range |
-99.999 to 999.999 |
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Display resolution |
1 µm |
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Sampling rate |
2,000 times/second |
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Control input |
Timing/preset/bank input |
Timing input: Non-voltage input (relay contact, solid state), input time: 2 ms or more |
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Response time |
hsp (1.5 ms) , 5 ms, 10 ms, 100 ms, 500 ms, 1 s, 5 s |
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HIGH, GO, LOW output |
PNP Offenkollektor, max. 50 mA (40 V oder weniger), Restspannung: 1 V oder weniger, N.O./N.C. umschaltbar |
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Major functions |
Preset, Hold, Variable hysteresis, Variable response time, Multiplier setting, Bank function (4 banks), |
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Rating |
Power voltage |
12 to 24 VDC, Ripple (P-P) 10 % or less*3 |
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Environmental resistance |
Ambient temperature |
-10 to +55 °C (No freezing) |
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Relative humidity |
35 to 85 % RH (No condensation) |
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Vibration resistance |
10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions |
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Material |
Main body case: Polycarbonate, Key top: Polyacetal, Front sheet: Polycarbonate, Cable: PVC |
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Accessories |
Instruction manual |
Panel mounting bracket, protective front cover, power cable, instruction manual |
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Weight |
Approx. 110 g (including the power cable) |
Approx. 110 g (: including panel mounting bracket, protective front cover, power cable) |
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*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). |