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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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.

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Sensor head: Air push models

Model		GT-A10	GT-A22
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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.

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Amplifier unit: NPN output

Model		GT-71A	GT-72A	GT-75A	GT-76A
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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.

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Specs General Purpose Digital Contact Sensor GT series

Sensor head: Standard/Low-stress

Sensor head: Air push models

Amplifier unit: NPN output