Specs : High-Accuracy Digital Contact Sensor - GT2 series

Pencil type

Model		GT2-P12K^*1	GT2-P12KF^*1	GT2-P12KL^*1	GT2-P12^*1	GT2-P12F^*1	GT2-P12L^*1
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Detection system		Scale Shot System II, absolute (no tracking errors) type
Measuring range		12 mm
Resolution		0.1 μm			0.5 μm
Indicated accuracy		1 µm (p-p)^*2			2 µm (p-p)^*2
Measuring force	Downward mounting	1.0 N^*3		0.2 N^*3	1.0 N^*3		0.2 N^*3
	Side mounting	0.95 N^*3		0.15 N^*3	0.95 N^*3		0.15 N^*3
	Upward mounting	0.9 N^*3		0.1 N^*3	0.9 N^*3		0.1 N^*3
Sampling cycle		4 ms
Mechanical response		10 Hz^*2		4 Hz^*2	10 Hz^*2		4 Hz^*2
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67G (JIS)^4, IP67 (IEC), NEMA Type 13^4		-	IP67G (JIS)^4, IP67 (IEC), NEMA Type 13^4		-
	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
	Shock resistance	1,000 m/s² (IEC60068-2-27)
Materials	Main body	Main body case: SUS 303, Status indicator: PET, Sensor head-relay connector cable: PUR, Relay connector: PBT, Spindle of GT2-PA12K/PA12: SUS430 (Fluorine coating)
	Dust boot	NBR		-	NBR		-
	Contact	SUS304, cemented tungsten carbide^*5			SUS304, SUS440C^*5
Sensor head cable		Optional (connect to relay connector)
Weight		Approx. 35 g (not including cable)^*6	Approx. 45 g (not including cable)^*6	Approx. 35 g (not including cable)^*6		Approx. 45 g (not including cable)^*6	Approx. 35 g (not including cable)^*6
^1 Note: You may not be able to connect the sensor head to the amplifier unit depending on when the amplifier unit was purchased.For details, contact your local sales office. ^2 Value when the ambient temperature is 20 °C. ^3 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. This is a representative value when using the GT2-PA12K/PA12 with a pressure of 0.25 MPa. The measuring force varies depending on the air pressure used. For details, see table 1. No dust boots are used with the GT2-PA12K/PA12. ^4 When an M8 oil-resistant cable (GT2-CHP2M/CHP5M/CHP10M) is used for the sensor head cable. ^5 Contacts are available as options sold separately. ^6 Including the relay connector.

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Pencil type

Model		GT2-PA12K	GT2-PA12
Image
Detection system		Scale Shot System II, absolute (no tracking errors) type
Measuring range		12 mm
Resolution		0.1 µm	0.5 µm
Indicated accuracy		1 µm (p-p)^*1	2 µm (p-p)^*1
Measuring force	Downward mounting	1.2 N^*2
	Side mounting	1.15 N^*2
	Upward mounting	1.1 N^*2
Sampling cycle		4 ms
Fluid used		Clean dry air
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)
	Pressure resistance	0.5 MPa
	Applied pressure range	0.24 MPa to 0.26 MPa
	Ambient temperature	0 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
	Shock resistance	1,000 m/s² (IEC60068-2-27)
Materials	Main body	Main body case: SUS 303, Status indicator: PET, Sensor head-relay connector cable: PUR, Relay connector: PBT, Spindle: SUS430 (Fluorine coating)
	Contact	SUS304, cemented tungsten carbide^*3	SUS304, SUS440C^*3
Sensor head cable		Optional (connect to relay connector)
Weight		Approx. 35 g (not including cable)^*4
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. This is a representative value when using the GT2-PA12K/PA12 with a pressure of 0.25 MPa. The measuring force varies depending on the air pressure used. For details, see table 1. No dust boots are used with the GT2-PA12K/PA12. ^3 Contacts are available as options sold separately. ^4 Including the relay connector.

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Box type

Model		GT2-H12K	GT2-H12KF	GT2-H12KL	GT2-H12KLF
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Detection system		Scale Shot System, absolute (no tracking errors) type
Measuring range		12 mm
Resolution		0.1 μm
Indicated accuracy		1 µm (p-p)^*1
Measuring force	Downward mounting	1.0 N^*2		0.4 N^*2
	Side mounting	0.9 N^*2		0.3 N^*2
	Upward mounting	0.8 N^*2		0.2 N^*2
Sampling cycle		1 ms
Mechanical response		10 Hz^*1		4 Hz^*1
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)		-
	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
	Shock resistance	1,000 m/s² (IEC60068-2-27)
Materials	Main body	Main body case: die-cast zinc, Indicator: polyarylate (PAR)
	Dust boot	NBR		-
	Contact	SUS304, cemented tungsten carbide^*3
Sensor head cable		Optional (connect to the M8 connector)
Weight		Approx. 95 g (not including cable)	Approx. 100 g (not including cable)	Approx. 95 g (not including cable)	Approx. 100 g (not including cable)
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. ^*3 Contacts are available as options sold separately.

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Box type

Model		GT2-H12	GT2-H12F	GT2-H12L	GT2-H12LF
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Detection system		Scale Shot System, absolute (no tracking errors) type
Measuring range		12 mm
Resolution		0.5 μm
Indicated accuracy		2 µm (p-p)^*1
Measuring force	Downward mounting	1.0 N^*2		0.4 N^*2
	Side mounting	0.9 N^*2		0.3 N^*2
	Upward mounting	0.8 N^*2		0.2 N^*2
Sampling cycle		1 ms
Mechanical response		10 Hz^*1		4 Hz^*1
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)		-
	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
	Shock resistance	1,000 m/s² (IEC60068-2-27)
Materials	Main body	Main body case: die-cast zinc, Indicator: polyarylate (PAR)
	Dust boot	NBR		-
	Contact	SUS304, SUS440C^*3
Sensor head cable		Optional (connect to the M8 connector)
Weight		Approx. 95 g (not including cable)	Approx. 100 g (not including cable)	Approx. 95 g (not including cable)	Approx. 100 g (not including cable)
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. ^*3 Contacts are available as options sold separately.

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Box type (long range type)

Model		GT2-H32	GT2-H32L	GT2-H50
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Detection system		Scale Shot System, absolute (no tracking errors) type
Measuring range		32 mm		50 mm
Resolution		0.5 μm
Indicated accuracy		3 µm (p-p)^*1	3 µm (p-p)^*4	3.5 µm (p-p)^*1
Measuring force	Downward mounting	2.1 N^*2	1.2 N^*2	3.2 N^*2
	Side mounting	1.8 N^*2	0.9 N^*2	2.8 N^*2
	Upward mounting	1.5 N^*2	0.6 N^*2	2.4 N^*2
Sampling cycle		1 ms
Mechanical response		6 Hz^*1	5 Hz^*1	7 Hz^*1
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)	-	IP67 (IEC)
	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
Materials	Main body	Main body case: die-cast zinc, Indicator: polyarylate (PAR)
	Dust boot	NBR	-	NBR
	Contact	SUS304, SUS440C^*3
Sensor head cable		Optional (connect to the M8 connector)
Weight		Approx. 270 g (not including cable)		Approx. 320 g (not including cable)
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. ^3 Contacts are available as options sold separately. ^4 Values at surrounding temperature of 20 °C

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Box type (air push type)

Model		GT2-A12K	GT2-A12KL	GT2-A12	GT2-A12L
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Detection system		Scale Shot System, absolute (no tracking errors) type
Measuring range		12 mm
Resolution		0.1 μm		0.5 μm
Indicated accuracy		1 µm (p-p)^*1		2 µm (p-p)^*1
Measuring force	Downward mounting	1.2 N^*2	0.4 N^*2	1.2 N^*2	0.4 N^*2
	Side mounting	1.1 N^*2	0.3 N^*2	1.1 N^*2	0.3 N^*2
	Upward mounting	1.0 N^*2	0.2 N^*2	1.0 N^*2	0.2 N^*2
Sampling cycle		1 ms
Fluid used		Dry air
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)^*3	-	IP67 (IEC)^*3	-
	Pressure resistance	1 MPa
	Applied pressure range	0.25 MPa to 0.50 MPa
	Ambient temperature	0 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
	Shock resistance	1,000 m/s² (IEC60068-2-27)
Materials	Main body	Main body case: die-cast zinc, Cylinder section: aluminium alloy, Air joint resin: polyacetal, Air joint metal: nickel-plated brass, Indicator: polyarylate (PAR)
	Dust boot	NBR	-	NBR	-
	Contact	SUS304, cemented tungsten carbide^*4		SUS304, SUS440C^*4
Sensor head cable		Optional (connect to the M8 connector)
Weight		Approx. 145 g (not including cable)
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. ^3 Connect an exhaust joint to the air tube and ensure that foreign matter does not enter the tube from joint. ^4 Contacts are available as options sold separately.

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Box type (air push type/long range type)

Model		GT2-A32	GT2-A50
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Detection system		Scale Shot System, absolute (no tracking errors) type
Measuring range		32 mm	50 mm
Resolution		0.5 μm
Indicated accuracy		3 µm (p-p)^*1	3.5 µm (p-p)^*1
Measuring force	Downward mounting	2.1 N^*2	3.2 N^*2
	Side mounting	1.8 N^*2	2.8 N^*2
	Upward mounting	1.5 N^*2	2.4 N^*2
Sampling cycle		1 ms
Fluid used		Dry air
Operation indicator light		2-colour LED (red, green)
Environmental resistance	Enclosure rating	IP67 (IEC)^*3
	Pressure resistance	1 MPa
	Applied pressure range	0.25 MPa to 0.50 MPa
	Ambient temperature	0 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^*4
Materials	Main body	Main body case: die-cast zinc, Cylinder section: aluminium alloy, Air joint resin: polyacetal, Air joint metal: nickel-plated brass, Indicator: polyarylate (PAR)
	Dust boot	NBR
	Contact	SUS304, SUS440C^*5
Sensor head cable		Optional (connect to the M8 connector)
Weight		Approx. 340 g (not including cable)	Approx. 405 g (not including cable)
^1 Value when the ambient temperature is 20 °C. ^2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot. ^3 Connect an exhaust joint to the air tube and ensure that foreign matter does not enter the tube from joint. ^4 When using mounting bracket D (OP-84327), the double amplitude is 0.75 mm. ^*5 Contacts are available as options sold separately.

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Judgement output/analogue output type

Model		GT2-71N	GT2-72N	GT2-71CN	GT2-72CN	GT2-71MCN
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Mounting type		DIN-rail mount^*1
Output		NPN output
Main unit/Expansion unit		Main unit	Expansion unit^*2	Main unit	Expansion unit^*2	Main unit
Power supply voltage		10 to 30 VDC, including 10 % ripple (P-P), Class 2^*2		10 to 30 VDC, including 10 % ripple (P-P), Class 2	10 to 30 VDC, including 10 % ripple (P-P), Class 2^*2	20 to 30 VDC, including 10 % ripple (P-P), Class 2^*2
Power consumption	Normal	2,200 mW or less (73.3 mA or less at 30 V)				2,700 mW or less (90.0 mA or less at 30 V)
	Power saving (Eco)	Eco half: 1,800 mW or less (60.0 mA or less at 30 V), Eco all: 1,700 mW or less (56.7 mA or less at 30 V)				Eco half: 2,300 mW or less (76.7 mA or less at 30 V), Eco all: 2,200 mW or less (73.3 mA or less at 30 V)
Display range		-199.999.9 to 199.999.9
Display resolution		0.1 μm
Control input	Timing/preset/ reset/bank input	No-voltage input
Control output	HH/HI/GO/LO/LL	NPN open collector, 40 V 50 mA or less, residual voltage 1 V or less^2^3
Analogue output		-				4 to 20 mA with a max. load resistance of 350 Ω Set response time +1 ms
Response time		hsp(3)/5/10/100/500/1,000 ms (When using GT2-Pxxx, hsp(12)/20/40/400/2,000/4,000 ms)
Environmental resistance	Ambient temperature	-10 to +50 °C (GT2-71MCN/71MCP: -10 to +45 °C when expansion unit (s) is connected)
	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/front cover: polycarbonate (PC), Key top: polyacetal (POM), Front sheet: polyethylene terephthalate (PET), Cable: polyvinyl chloride (PVC)
Weight		Approx. 140 g (including power supply cable)		Approx. 70 g (not including the GT2-CA2M/CA5M/CA10M)
^1 When using the DIN-rail mount type, always mount it to a DIN-rail (mounted to a metal plate), and when adding expansion units, always use the end unit (OP-26751). ^2 When adding expansion units, there are the following restrictions according to the number of connected units. [When 2 to 8 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 20 mA or less, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C [When 9 to 15 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 10 mA or less (including the DL-RB1A output current), Residual voltage: 1.5 V or lower, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C ^*3 The GT2-71MCN(P) does not have HH/LL.

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Judgement output/analogue output type

Model		GT2-71P	GT2-72P	GT2-71CP	GT2-72CP	GT2-71MCP
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Mounting type		DIN-rail mount
Output		PNP output
Main unit/Expansion unit		Main unit	Expansion unit^*1	Main unit	Expansion unit^*1	Main unit
Power consumption	Normal	2,200 mW max. (30 V, 73.3 mA max.)				2,700 mW max. (30 V, 90 mA max.)
	Power saving (Eco)	1,700 mW max. (30 V, 56.7 mA max.)				2,200 mW max. (30 V, 73.3 mA max.)
Display power	Measured value display	6 + 1/2-digit 7-segment LED (red)
	Other displays	2-colour, 13-level bar LED display (red, green), indicators (red, green)
Display range		-199.999.9 to 199.999.9
Display resolution		0.1 μm
Control input	Timing/preset/ reset/bank input	No-voltage input
Control output	HH/HI/GO/LO/LL	PNP open collector, 30 V 50 mA or less, residual voltage 1 V or less^1^2
Analogue output		-				4 to 20 mA with a max. load resistance of 350 Ω Set response time +1 ms
Response time		hsp(3)/5/10/100/500/1,000 ms (When using GT2-Pxxx, hsp(12)/20/40/400/2,000/4,000 ms)
Environmental resistance	Ambient temperature	-10 to +50 °C (No freezing)				-10 to +50 °C (GT2-71MCN/71MCP: -10 to +45 °C when expansion unit (s) is connected) (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： PET, Cable： PVC
Weight		Approx. 140 g (including power cable)		Approx. 70 g
^1 When adding expansion units, there are the following restrictions according to the number of connected units. [When 2 to 8 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 20 mA or less, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C [When 9 to 15 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 10 mA or less (including the DL-RB1A output current), Residual voltage: 1.5 V or lower, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C ^2 The GT2-71MCN(P) does not have HH/LL.

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Judgement output/analogue output type/Large display type

Model		GT2-75N	GT2-76N	GT2-100N	GT2-E3N
Image
Mounting type		Panel mount^*1		Panel mount	Installed into GT2-100N/100P (up to 3 boards)
Output		NPN output
Main unit/Expansion unit		Main unit	Expansion unit^*2	-
Power supply voltage		10 to 30 VDC, including 10 % ripple (P-P), Class 2^*2		20 to 30 VDC, including 10 % ripple (P-P), Class 2	Supplied from the GT2-100N/100P
Power consumption	Normal	2,200 mW or less (73.3 mA or less at 30 V)		4,500 mW or less (150.0 mA or less at 30 V)	Eco half: 4,200 mW or less (140.0 mA or less at 30 V), Eco all: 4,000 mW or less (133.3 mA or less at 30 V)^*4
	Power saving (Eco)	Eco half: 1,800 mW or less (60.0 mA or less at 30 V), Eco all: 1,700 mW or less (56.7 mA or less at 30 V)		Eco half: 3,700 mW or less (123.3 mA or less at 30 V), Eco all: 3,600 mW or less (120.0 mA or less at 30 V)^*4	4,000 mW or less (133.3 mA or less at 30 V)
Display range		-199.999.9 to 199.999.9			-
Display resolution		0.1 μm
Control input	Timing/preset/ reset/bank input	No-voltage input
Control output	HH/HI/GO/LO/LL	NPN open collector, 40 V 50 mA or less, residual voltage 1 V or less^2^3		NPN open collector, 40 V 50 mA or less^*5, residual voltage 1 V or less
Response time		hsp(3)/5/10/100/500/1,000 ms (When using GT2-Pxxx, hsp(12)/20/40/400/2,000/4,000 ms)
Environmental resistance	Ambient temperature	-10 to +50 °C (GT2-71MCN/71MCP: -10 to +45 °C when expansion unit (s) is connected)		-10 to +50 °C
	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		10 to 55 Hz, Double amplitude 0.15 mm, 2 hours in each of the X, Y, and Z directions	10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions
Material		Main body case/front cover: polycarbonate (PC), Key top: polyacetal (POM), Front sheet: polyethylene terephthalate (PET), Cable: polyvinyl chloride (PVC)		Main body case/front cover: polycarbonate (PC), Key top: polyacetal (POM), Front sheet: polyethylene terephthalate (PET)
Power supply / I/O cable					I/O: 30-pin connector (MIL standard)
Weight		Approx. 140 g (including panel mount, front protective cover, power supply cable)		Approx. 380 g	Approx. 80 g
^1 When using the DIN-rail mount type, always mount it to a DIN-rail (mounted to a metal plate), and when adding expansion units, always use the end unit (OP-26751). ^2 When adding expansion units, there are the following restrictions according to the number of connected units. [When 2 to 8 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 20 mA or less, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C [When 9 to 15 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 10 mA or less (including the DL-RB1A output current), Residual voltage: 1.5 V or lower, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C ^3 The GT2-71MCN(P) does not have HH/LL. ^4 When the maximum number of sensor heads is connected, and all devices are set to power saving settings ^*5 When 2 or more sensor heads are connected, 20 mA or less.

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Judgement output/analogue output type/Large display type

Model		GT2-75P	GT2-76P	GT2-100P	GT2-E3P
Image
Mounting type		Panel mount		Panel mount/Screw mounting using optional mounting bracket	Installed into GT2-100N/100P (up to 3 boards)
Output		PNP output
Main unit/Expansion unit		Main unit	Expansion unit^*1	-
Power supply voltage				20 to 30 VDC, including 10 % ripple (P-P), Class 2	Supplied from the GT2-100N/100P
Power consumption	Normal	2,200 mW max. (30 V, 73.3 mA max.)		4,500 mW max. (30 V, 150 mA max.)	4,200 mW max. (30 V, 140 mA max.)^*3」
	Power saving (Eco)	1,700 mW max. (30 V, 56.7 mA max.)		3,600 mW max. (30 V, 120 mA max.)^*3	4,000 mW max. (30 V, 133.3 mA max.)
Display power	Measured value display	6 + 1/2-digit 7-segment LED (red)			-
	Other displays	2-colour, 13-level bar LED display (red, green), indicators (red, green)
Display range		-199.999.9 to 199.999.9
Display resolution		0.1 μm
Control input	Timing/preset/ reset/bank input	No-voltage input
Control output	HH/HI/GO/LO/LL	PNP open collector, 30 V 50 mA or less, residual voltage 1 V or less^1^2		PNP open collector, 30 V 50 mA or less^*4, residual voltage 1 V or less
Response time		hsp(3)/5/10/100/500/1,000 ms (When using GT2-Pxxx, hsp(12)/20/40/400/2,000/4,000 ms)
Environmental resistance	Ambient temperature	-10 to +50 °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		10 to 55 Hz, Double amplitude 0.15 mm, 2 hours in each of the X, Y, and Z directions	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： PET, Cable： PVC		Main body case： Polycarbonate, Key top： Polyacetal, Front sheet： PET
Power supply / I/O cable		12-core connector connection (Connecting cable included)		Power supply： Terminal block, I/O： 20-pin connector (MIL standard)	I/O: 30-pin connector (MIL standard)
Weight		Approx. 140 g (including panel mounting bracket, protective front cover and power cable)		Approx. 380 g	Approx. 80 g
^1 When adding expansion units, there are the following restrictions according to the number of connected units. [When 2 to 8 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 20 mA or less, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C [When 9 to 15 units are connected including the main unit] Power supply voltage: 20 to 30 VDC, Control output current: 10 mA or less (including the DL-RB1A output current), Residual voltage: 1.5 V or lower, (GT2-71MCN(P) only) Ambient temperature: -10 to 45 °C ^2 The GT2-71MCN(P) does not have HH/LL. ^3 For GT2-100 Series, when the maximum number of sensor heads are connected and all units are set to power saving mode. ^4 When 2 or more sensor heads are connected, 20 mA or less.

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Pulse output type

Model		GT2-71D
Image
Mounting type		DIN-rail mount
Current comsumption		1,600 mW (30 V, 53.3 mA max.)
Number of expandable units		Cannot be extended
Indicator lamp		Power supply (green)/Alarm (red) indicator, pulse output indicator (green), input indicator (green)
Pulse resolution		Selectable from 0.1 µm , 0.5 µm , 1 µm, and 10 µm (Factory setting: 0.5 µm )
Minimum phase difference		Selectable from 0.5 µs, 2.5 µs, 5 µs, and 25 µs (Factory setting: 2.5 µs)
Control input	origin return	Input time: 20 ms min.
Output signal		90 ° phase difference, differential square wave (EIA-422 compliant)
Output signal level		+5 V, øA, øA-, øB, øB-, øZ, øZ-: Line driver output
Environmental resistance	Ambient temperature	-10 to +50 °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, Cable： PVC
Weight		Approx. 110 g (including power supply cable)

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Multi-head type

Model		GT2-500	GT2-550
Image
Mounting type		DIN-rail mount^*1
Main unit/Expansion unit		Main unit	Expansion unit
Power supply voltage		20 to 30 VDC, including 10 % ripple (P-P) (GT2-550 power supplied from the main unit), Class 2
Response time		hsp(3)/5/10/100/500/1,000 ms (When using GT2-Pxxx, hsp(12)/20/40/400/2,000/4,000 ms)
Number of expandable units		Maximum of 3 units including the main unit (Maximum of 15 sensor heads)^*2
Rating	Power consumption	4,800 mW, 160.0 mA or less at 30 V
Environmental resistance	Ambient temperature	-10 to +50 °C
	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
Materials	Main body	Main body case: polycarbonate, Cable: PVC
Weight		Approx. 140 g	Approx. 95 g
^1 When connecting the DL Series and expansion units, always connect them when the amplifier units is connected to the DIN-rail and use the end unit (OP-26751 included with the DL Series). ^2 When using the DL-RB1A (for communication), ensure that the output cuurents is 10 mA or less.

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Specs High-Accuracy Digital Contact Sensor GT2 series

Pencil type

Pencil type

Box type

Box type

Box type (long range type)

Box type (air push type)

Box type (air push type/long range type)

Judgement output/analogue output type

Judgement output/analogue output type

Judgement output/analogue output type/Large display type

Judgement output/analogue output type/Large display type

Pulse output type

Multi-head type