KEYENCE GT2-100 User Manual

4.5 (2)

96M12754

High-accuracy Digital Contact Sensor

GT2-100 Series Instruction Manual

Symbols

The following symbols alert you to matters concerning the prevention of human injury and product damage. Be sure to read these messages carefully.

 

 

 

It indicates a hazardous situation which, if not avoided,

 

 

WARNING

 

 

 

could result in death or serious injury.

 

 

 

 

 

 

 

 

 

 

NOTICE

 

It indicates a situation which, if not avoided, could result

 

 

 

in product damage as well as property damage.

 

 

 

 

 

 

 

 

 

 

 

 

Safety Information for GT2-100 Series

 

 

 

 

 

 

 

 

 

If the following conditions are encountered, immediately turn

 

 

 

 

OFF the power. Continuing to use the GT2-100 Series under

 

 

 

 

these abnormal conditions may cause equipment failure.

 

 

 

 

• When water or foreign matter enters the controller

 

 

WARNING

 

 

 

• When the GT2-100 Series is dropped or the housing is

 

 

 

 

 

 

 

damaged

 

 

 

 

• When the GT2-100 Series produces smoke or an

 

 

 

 

abnormal smell

 

 

 

 

 

 

 

 

 

• Do not use the GT2-100 Series with a voltage other

 

 

 

 

than specified voltage, as this may cause fire, electric

 

 

 

 

shock or equipment failure.

 

 

 

 

• Do not disassemble or modify the GT2-100 Series.

 

 

 

 

This may cause fire or electric shock.

 

 

WARNING

 

 

 

• Do not use this product for the purpose to protect a

 

 

 

 

human body or a part of human body.

 

 

 

 

• This product is not intended for use as explosion-proof

 

 

 

 

product. Do not use this product in a hazardous

 

 

 

 

location and/or potentially explosive atmosphere.

 

 

 

 

 

 

 

 

 

• Be sure to turn OFF the power of the GT2-100 Series and

 

 

 

 

any connected devices before connecting or disconnecting

 

 

 

 

the cables. Otherwise, there may be a risk of damage.

 

 

 

 

• Do not turn OFF the power while setting parameters.

 

 

 

 

Otherwise, the settings may be partially or completely lost.

 

 

 

 

• At startup and during operation, be sure to monitor the

 

 

 

 

function performance of the GT2-100 Series.

 

 

 

 

• Do not modify the GT2-100 Series or use it in any way

 

 

 

 

other than described in the specifications.

 

 

 

 

• The function performance of products used or modified

 

 

 

 

in this way cannot be guaranteed.

 

 

 

 

• When the GT2-100 Series is used in combination with

 

 

 

 

other instruments, function performance may be degraded,

 

 

 

 

depending on operating conditions and the surrounding

 

 

 

 

environment. Use the GT2-100 Series after fully studying

 

 

 

 

the effect of combined use with other instruments.

 

 

 

 

• Do not expose the GT2-100 Series and peripheral

 

 

 

 

devices to sudden temperature change. This may

 

 

 

 

cause condensation, damaging the equipment.

 

 

NOTICE

 

● Environmental conditions

 

 

 

To use the GT2-100 Series properly and safely, do not

 

 

 

 

install the GT2-100 Series in the following locations.

 

 

 

 

Use of this equipment in an improper environment

 

 

 

 

may cause equipment failure.

 

 

 

 

Locations outside

 

 

 

 

Locations with high humidity, a large amount of dust,

 

 

 

 

 

or poor ventilation

 

 

 

 

Locations where the temperature rises excessively

 

 

 

 

 

due to direct sunlight, etc.

 

 

 

 

Locations near corrosive or flammable gas

 

 

 

 

Locations where the GT2-100 Series is directly

 

 

 

 

 

subjected to vibration or impact

 

 

 

 

Locations where water, oil or chemicals may come into

 

 

 

 

 

contact with the GT2-100 Series

 

 

 

 

Locations where static electricity may easily occur

 

 

 

 

● Noise countermeasures

 

 

 

 

Installation near sources of electrical noise such as a

 

 

 

 

power source or a power cable may cause malfunction

 

 

 

 

or failure of the equipment. Adopt appropriate

 

 

 

 

countermeasures against noise by using a noise filter

 

 

 

 

or wiring cables in separate ducts, attaching insulation

 

 

 

 

to the amplifier or the sensor head, etc.

 

Handling of the sensor head

The GT2-100 Series and peripheral devices are precision machines. Do not drop, or cause any other impact to these devices. Doing so may cause damage or malfunction.

Do not apply force greater than what is listed below to the spindle. Do not apply torque in the rotation direction. Otherwise the spindle may break.

The GT2-P12KL(F)/P12L(F)/PA12K/PA12 spindle can rotate a maximum of about 4.5°. When using an offset contact (OP77683) or similar, if pressure in the rotational direction is applied to the contact, the measurement position may change.

Although the GT2-PA12K/PA12/H12K/H12KF/H12/H12F/ H32/H50/A12K/A12/A32/A50 has a protection rating of

NOTICE

IP67, avoid using it immersed in water or in places where

 

liquid such as oil may come into contact with it.

Although the GT2-P12K(F)/P12(F) has a protection rating of

 

IP67G/NEMA Type 13, some types of oil may damage the device.

If dust, metal powder, or similar becomes attached to the sliding part

 

of the sensor head, mechanical responses may become slow. If this

 

happens, replace the dust seal with a replacement dust seal (OP-

 

87932). Refer to the instruction manual included with the replacement

 

dust seal (OP-87932) for instructions on how to replace the dust seal.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

30 N

100 N

1 N

Other precautions

Effects of surrounding air temperature

To use the GT2-100 Series in high accuracy applications, do not use the GT2-100 Series in the environment in which the surrounding air temperature changes sharply. It will take about 40 minutes on the 12 mm type, and 60 minutes for the 32 mm/50 mm type for the internal temperature distribution to stabilize when the surrounding air temperature has changed by 10°C.

Warming up

The circuit is not stable immediately after the power turns ON, which sometimes causes the indicated value to gradually fluctuate. Wait for about 5 minutes when using the 12 mm type and about 10 minutes when using the 32/50 mm type after the power turns on before starting operation.

GT2-PA12K/PA12 (See illustration 1 for the pneumatic circuit)

This model uses a single-acting cylinder. The internal spring will return the sensor head to its home position.

The air supply hole cannot be removed.

Use an air filter, mist separator, etc. to provide clean dry air. Empty the drainage from the filter regularly, before it exceeds the specified line.

Before connecting the air tube to the air supply hole, be sure to blow plenty of air through the pipes (flushing) to remove any foreign matter.

Make sure that the air pressure of the supplied air is constant and in the range of 0.24 to 0.26 MPa. Use a precision regulator to control the air pressure. If the air pressure is below 0.24 MPa, the spindle may not extend fully.

When supplying air (with the spindle extended), up to 3L/min of air will be emitted from the tip of the dust seal.

The measuring ability of the device changes according to the air pressure of the air supply. Refer to "Specifications" (Page 14) for details.

GT2-A12K(L)/A12(L)/A32/A50 (See illustration 1 for the pneumatic circuit)

This model uses a single-acting cylinder. The internal spring will return the sensor head to its home position when air pressure is removed. DO NOT supply air to the exhaust valve.

The air cylinder cannot be removed.

Use the regulator to supply the stable air pressure to the sensor head.

Use the air filter and mist separators to supply dry air. Empty the drainage from the filter regularly, before it exceeds the specified line.

Make sure that the air pressure of the air supply is constant and in the range of 0.25 MPa to 0.5 MPa.

The coupling socket and the exhaust valve that are supplied with the air cylinder are dedicated for this product. They cannot be removed.

Mist separator

 

 

 

AIR

 

 

 

Pressure source

 

 

Air supply part

Air filter Precision regulator

Solenoid

Speed

 

Illustration 1 - Pneumatic circuit

valve

controller

 

 

 

 

Power supply

Noise superimposed on the power supply may cause malfunction. Be sure to use the DC stabilized power supply provided with an insulation transformer.

In the case of a commercially available switching regulator, be sure to ground the frame ground terminal or the ground terminal.

About the dust boot

When the dust boot of the sensor head is damaged, use an optional dust boot sold separately (For GT2-P12K(F)/P12(F)/H12K(F)/H12(F)/A12K/A12: OP-84332 (Material: NBR (attached when shipped)). For GT2-P12K(F)/P12(F): OP-87859 (Material: Fluororubber). For GT2-H32/A32: OP-84459 (Material: NBR (attached when shipped)). For GT2-H50/A50 (Material: NBR (attached when shipped)).). Attach the dust boot correctly.

The dust boot may deteriorate, depending on the environment it is used in. In this case, replace the dust boot regularly.

* Do not use the dust boot on the GT2-P12KL/P12L/PA12K/PA12/H12KL(F)/H12L(F)/H32L.

Precautions on Regulations and Standards

CE Marking

EMC Directive (2004/108/EC)

Applicable standardEMI:EN61326-1, Class A EMS:EN61326-1

This product is designed for use in industrial environments.

The length of cable connected to the power supply terminal block must be less than or equal to 30 m.

Remarks These specifications do not give any guarantee that the end-product with this product incorporated complies with the essential requirements of EMC

Directive. The manufacturer of the end-product is solely responsible for the compliance on the end-product itself according to EMC Directive.

UL Certificate

UL File No. E120439 (Category: NRNT2/NRNT8)

Use the power supply with Class 2 output defined in NFPA70 (NEC: National Electrical Code).

GT2 series are evaluated as open type devices. These products can not be a part of an enclosure.

1

GT2-100-M-E

Package Contents

The product package of each model should include the following items. Check that all items are included before use.

Amplifier parts

● Amplifier

GT2-100N/100P

Amplifier x 1

 

Dummy connector x 1

Instruction manual x 1

Mounting bracket x 4

(Mounted on the amplifier)

● Head expansion board

GT2-E3N/E3P

Head expansion board x 1

Dummy connector x 2

 

(Mounted on the board)

● I/O connector

 

OP-22185

OP-84456

(MIL socket connector 20-pin)

(MIL socket connector 30-pin)

Hood cover, Housing x 1

Hood cover, Housing x 1

Contact x 25

Contact x 35

Identifying Part Names and Functions

Front (display/operation section)

Digital LED display

Special output indicator

Detection level indicator

Special output indicator

Arrow buttons

Bar LEDs

 

 

 

 

 

Bank indicator

 

 

 

 

[MODE] button

 

 

 

 

 

[PRESET] button

 

 

 

 

[SET] button

 

 

 

 

[Head select]

 

 

 

 

 

Batch setting indicator

 

 

 

 

button

 

 

 

 

PV indicator

 

 

Head ID

 

Timing input

 

 

 

 

Status indicator

OK/NG indicator

indicator

Preset

indicator

 

 

for each Head No.

 

indicator

 

 

Rear (connection section)

 

 

 

Power supply

I/O cable

Sensor head connector

Sensor head connector

terminal block

connector

(main unit: ID 0)

 

 

 

(expansion unit: ID 1)

 

 

 

DL connector

 

 

 

(for panel

Head expansion board

 

 

mounting type)*1

connection slot 1*2

 

 

* Sticker is attached.

Head expansion board

*1Covered with a

connection slot 2*2

sticker at the time

Head expansion board

of shipment.

connection slot 3*2

 

*2A cover is attached when shipped from the factory.

NOTICE

Do not connect devices other than the DL Series

communication unit to the DL connector.

 

 

 

Sensor head parts

● Sensor head

GT2-P12K/P12

GT2-P12KL/P12L

GT2-P12KF/P12F GT2-PA12K/PA12

Sensor head x 1

Sensor head x 1

Sensor head x 1

Sensor head x 1

Precautions for handling x 1

Precautions for handling x 1

Precautions for handling x 1

Precautions for handling x 1

 

 

Nut x 1

 

 

 

Key spanner x 1

 

GT2-H12KF/H12F GT2-H12KLF/H12LF

 

 

Sensor head x 1

Sensor head x 1

 

 

Precautions for handling x 1

Precautions for handling x 1

 

 

Nut x 1

Nut x 1

 

 

Key spanner x 1

Key spanner x 1

 

 

GT2-H12K/H12

GT2-H12KL/H12L

GT2-A12K/A12

GT2-A12KL/A12L

Sensor head x 1

Sensor head x 1

Sensor head x 1

Sensor head x 1

Precautions for Handling x 1

Precautions for Handling x 1

Precautions for handling x 1

Precautions for handling x 1

GT2-H32

GT2-H32L

GT2-A32

 

Sensor head x 1

Sensor head x 1

Sensor head x 1

 

Precautions for Handling x 1

Precautions for Handling x 1

Precautions for Handling x 1

 

GT2-H50

GT2-A50

 

 

Sensor head x 1

Sensor head x 1

 

Precautions for Handling x 1

Precautions for Handling x 1

 

● Sensor head connection cable

GT2-CH2M/5M/10M/20M

GT2-CHL2M/5M/10M/20M

GT2-CHP2M/5M/10M

(M8 straight connector)

(M8 L-shaped connector)

(M8 oil-resistant straight connector)

 

• The M8 L-shaped connector type cable cannot be

 

used with the GT2-H32(L)/H50/A32/A50.

 

• When a protection rating of IP67G and NEMA Type 13

NOTICE

enclosure is required for GT2-P12K(F)/P12(F), or a

protection rating of IP67G is required for GT2-PA12K/

 

 

GT2-PA12 use an M8 oil-resistant straight connector

 

type cable. Other cables do not meet the IP67G

 

protection rating or NEMA Type 13 enclosure rating.

All possible care was taken in packaging; however, if any parts are found to be defective or broken, please contact your nearest KEYENCE sales office.

GT2-100-M-E

2

Mounting the Amplifier and Wiring

Mounting the amplifier

● Mounting on a panel

1 Create a panel opening for mounting referring to the dimensions below.

(unit: mm)

163 min.

Panel thickness of mounting area 1 to 6 mm

76 - +10

139.5 -+10

 

 

 

 

 

min 81

Panel cut dimension

 

 

 

 

 

 

 

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2 Insert the main unit from the front side of the panel into the opening for mounting.

3 Secure the main unit on the panel using the included mounting bracket.

Attach the mounting brackets on the sides of the unit (2 points on each side).

4 Tighten the screw of the mounting bracket.

Tightening torque

0.5 to 0.8 N•m (5.1 to 8.1 kgf•cm)

Mounting on a table

When mounting the amplifier on a table, use the large amplifier mounting bracket (OP-84331).

1 Create on a table opening for mounting referring to the dimensions below.

(unit: mm)

150

 

 

4-M4 tap

40

163 min.

2 Attach the large amplifier mounting bracket (OP-84331) on the amplifier.

Use the four tapping screws supplied with the large amplifier to attach the mounting bracket.

Round terminal

 

 

 

 

 

 

φd

 

 

 

 

B

 

 

Applicable dimension

 

 

 

 

 

 

 

 

 

B: Outer size of round area

6 mm max.

 

 

 

d: Diameter of inner round area

3.2 mm min.

 

 

 

 

 

 

(joint area with screw)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connecting the I/O connector

For the input and output of the GT2-100N/100P, use OP-22185 (MIL socket connector 20-pin) sold separately.

For the information on how to assemble the connector and how to connect the power cable, refer to "GT2-100 Series User's Manual".

Secure with the included four screws.

NOTICE Apply tightening torque between 0.8 and 1.0 N•m.

3 Secure the amplifier with M4 screws.

Connecting the power supply

● Applicable wire

For the wire for the power supply, use the wire that meets the following specifications for the power supply wire.

 

 

 

Wire size

: AWG26 to16

 

 

 

Cross-sectional area

: 0.2 to 1.65 mm2

DC20-30V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Crimp-type terminal

The power supply terminal of the amplifier uses M3 screws. Use the Y or round terminal in the following size

Y terminal

 

Applicable dimension

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B: Outer size of Y area

6 mm max.

 

 

 

 

 

 

 

 

d

 

 

 

 

 

 

 

 

d: Width of inner Y area

3.2 mm min.

 

 

 

 

 

 

 

 

(joint area with screw)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(When connecting the I/O connector)

(When disconnecting the I/O connector)

Pin arrangement of I/O connector

Refer to page 15 of this manual for details about I/O circuits.

19 17 15 13 11

9

7

5

3

1

 

 

 

 

 

 

 

 

 

20 18 16 14 12

10

8

6

4

2

 

 

 

 

 

 

 

 

 

 

ID:1

 

 

ID:0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pin

Signal name

Pin

 

Signal name

No.

No.

 

 

 

 

 

 

 

1

HIGH output

11

 

HIGH output

 

 

 

 

 

2

LOW output

12

 

LOW output

 

 

 

 

 

 

 

3

GO output

13

 

GO output

 

 

 

 

 

 

 

 

 

4

HH output

14

 

HH output

 

 

 

 

 

 

 

 

 

5

LL output

15

 

LL output

 

 

 

 

 

 

 

6

PRESET input

16

 

PRESET input

 

 

 

 

 

7

BANK A input

17

 

BANK A input

 

 

 

 

 

8

BANK B input

18

 

BANK B input

 

 

 

 

 

9

RESET input

19

 

RESET input

 

 

 

 

 

10

TIMING input

20

 

TIMING input

 

 

 

 

 

 

 

 

Connecting Three or More Heads

Two heads can be connected to the amplifier unit (GT2-100N/100P) as standard.

When adding three or more heads, use the optional head expansion board (GT2-E3N/E3P) sold separately to the rear of the amplifier.

Three heads can be added to one head expansion board. Up to three head expansion boards can be added. So the maximum of eleven heads can be added.

Mounting the head expansion board

1 Detach the head expansion board connection slot cover at the rear of the amplifier.

The cover is fixed with the M3 screws (2 pieces).

Head expansion board connection slot

1 to 3

2 Insert the head expansion board along the guide rail.

NOTICE Make sure the head expansion board is fully seated.

3

GT2-100-M-E

KEYENCE GT2-100 User Manual

3 Attach the head expansion board with the screws.

Attach the head expansion board with the two M3 screws used to mount the cover.

Fix with screws

To remove the head expansion board, reverse the steps above.

Apply tightening torque of 0.5 to 0.7 N•m

Be sure to attach the head expansion board with

NOTICE screws.

Be sure to connect the head expansion boards sequentially from the upper slot.

Assigning the head ID No.

The head ID No. is assigned according to the position of the connector to which the head is connected.

I/O connector for

 

I/O connector for

 

 

 

main unit: ID 00 / expansion unit: ID 01

expansion unit: ID 02 to 04

 

 

 

 

 

 

Sensor head connectors

 

 

 

 

ID 00

ID 01

 

 

 

 

 

ID 02

ID 03

ID 04

 

 

 

 

ID 05

ID 06

ID 07

I/O connector for

I/O connector for

ID 08

ID 09

ID 10

expansion unit: ID 08 to 10

 

 

 

expansion unit: ID 05 to 07

 

 

 

 

Reference

• The assigned head ID No. cannot be changed.

• Be sure to connect the sensor heads sequentially

 

 

 

without skipping a connector. If the head expansion

 

 

board has a connector to which no sensor head is

 

 

connected, disable the unused connector in the

 

 

valid ID setting.

 

 

 

 

• The sensor heads exceeding the IDs set in the valid

 

 

ID setting cannot be recognized.

 

 

 

Mounting the I/O connector for expansion units

For the input and output of the GT2-E3N/E3P, use OP-84456 (MIL socket connector 30-pin) sold separately.

For the information on how to assemble the connector and how to connect the power cable, refer to "GT2-100 Series User's Manual".

(When connecting the I/O connector)

(When disconnecting the I/O connector)

Pin arrangement of I/O connector

For details about the I/O circuit, refer to page 15 of this instruction manual.

29 27 25 23 21 19 17 15 13 11

9

7

5

3

1

30 28 26 24 22 20 18 16 14 12 10

8

6

4

2

 

ID:4

 

ID:3

 

 

ID:2

 

 

 

 

 

 

 

 

 

 

 

Pin

Signal name

Pin

Signal name

Pin

Signal name

No.

No.

No.

 

 

 

 

 

 

1

HIGH output

11

HIGH output

21

HIGH output

2

LOW output

12

LOW output

22

LOW output

 

3

GO output

13

GO output

23

GO output

 

4

HH output

14

HH output

24

HH output

 

5

LL output

15

LL output

25

LL output

 

6

PRESET input

16

PRESET input

26

PRESET input

7

BANK A input

17

BANK A input

27

BANK A input

8

BANK B input

18

BANK B input

28

BANK B input

9

RESET input

19

RESET input

29

RESET input

 

10

TIMING input

20

TIMING input

30

TIMING input

GT2-100-M-E

4

Valid ID Setting

On the GT2-100 Series, the expansion unit head ID No. is preassigned. When turning on the power for the first time or changing the number of connected sensor heads, set the valid ID.

OK/NG indicator for each Head No.

Head ID

[Head select]

button

indicator

 

Default values of the valid ID

The initial value of the valid ID setting varies depending on the number of head expansion boards.

Number of head

Initial

Maximum number of connecting

expansion boards

value

sensor heads

0 boards

id = 1

Main unit: 1 unit, Expansion unit: 1 unit

1 board

id = 4

Main unit: 1 unit, Expansion unit: 4 units

2 boards

id = 7

Main unit: 1 unit, Expansion unit: 7 units

3 boards

id = 10

Main unit: 1 unit, Expansion unit: 10 units

When using the unit with the initial values, connect the maximum number of sensor heads. When the number of the connected sensor heads is less than the valid number of connected units, "ErH (head connection error)" appears along with the ID to which no sensor head is connected.

When the number of the connected sensor heads is less than the maximum number of connected units, change "27. id (Valid ID Setting)" in the additional function setting mode.

Changing the valid ID

1 Turn on the power.

The main display appears.

2 Press the [MODE] button and the left Arrow button at the same time for at least two seconds.

The GT2-100 Series enters the additional function setting mode.

 

Reference

Be sure to operate while [0] on the head ID indicator lights in red.

 

 

"Amplifier display" (Page 8)

 

 

 

3 Press the right Arrow button until “27. id” appears.

The valid ID setting mode is displayed.

4 Press the top/bottom Arrow buttons once.

The current setting value is displayed.

5 Press the top/bottom Arrow

The heads of ID 00 to ID 04 are available

 

button to select valid IDs.

 

 

 

When activating the heads of ID 00 to

.

 

 

Reference

While setting the valid

 

IDs, the head ID indicator

 

 

 

 

of the expansion unit

 

 

currently set as the

 

 

available range blinks in

 

 

green, and the display "id

 

 

= **" appears on the

 

 

digital LED display.

When selecting the heads of ID 00 to

6 Press the [MODE] button (or click the right Arrow button) to exit the valid ID setting mode.

When the setting is completed,

 

press the [MODE] button again

 

to exit the additional function

 

setting mode. The usable head

 

ID indicator and its head OK/

When valid ID = 3 is selected

NG indicator turn on.

 

Reference

The ID of the sensor head exceeding the IDs set in the

valid ID setting cannot be recognized.

 

 

For the unrecognized ID, its head ID indicator and its

 

head OK/NG indicator are turned off, and the unused

 

ID cannot be selected.

 

Connecting and Mounting the Sensor Head

Names of parts of the sensor head

GT2-P12K(L)/P12(L) GT2-P12KF/P12F GT2-PA12K/PA12

Relay connector

 

Relay connector

Cable

 

Cable

Cable between connector

Cable

connector

the sensor

between the

head and relay

sensor head

connector

and relay

 

 

connector

Operation indicator

Operation indicator

Mounting fixture

Dust boot*

Dust boot

Dust boot

Spindle

Dust seal

Contact

* Not included in the GT2-P12KL/P12L.

Air supply hole

Cable Cable between connector the sensor

head and relay connector

Operation indicator

Mounting fixture

Spindle

Contact

● GT2-H12K(L)(F)(LF)/H12(L)(F)(LF)/H32(L)/H50

 

 

 

Cable connector

 

Cable connector

Head indicator

 

Head indicator

 

 

 

 

Dust boot

 

 

Bracket fixing

Spindle

 

Bracket fixing

 

part

 

 

part*1

 

 

 

Dust boot*2

 

 

Dust boot*3

Contact

 

Contact

Contact

 

 

*1 A mounting bracket is attached to

*3 Not included in the GT2-H32L.

GT2-H12KF/H12F/H12KLF/H12LF.

 

 

*2 Not included in the GT2-H12KL/H12L/H12KLF/H12LF.

 

● GT2-A12K(L)/A12(L)/A32/A50

 

 

 

Coupling socket

 

Coupling socket

Air cylinder

 

 

 

 

 

Cable connector

 

Cable connector

Head indicator

 

 

Exhaust valve

 

 

 

 

Air cylinder

 

 

Head indicator

Exhaust valve

 

 

 

 

 

 

Dust boot

 

 

Mounting fixture

Spindle

 

Mounting fixture

 

 

 

Dust boot*

 

 

Dust boot

Contact

 

Contact

 

 

 

 

 

 

 

 

Contact

*Not included in the GT2-A12KL/A12L.

Connecting the sensor head connection cable

● For GT2-P***/PA***

1 Insert the sensor head connection cable into the cable connector on the relay connector cable.

2 Secure the connector with the sensor head connection cable screw.

When connecting the connector, be sure to insert it straight, and tighten it securely. (Recommended tightening torque: 0.4 to 0.5 N•m*)

If the connection is not tight enough, the connector may be loosened by vibration or other causes, leading to a connection failure.

(* After tightening it firmly by hand, use pliers or

NOTICE other tools to rotate it about 30° for further tightening.)

When the head is attached to a moving part, and the cable will be repeatedly bent, ensure that the cable between the sensor head and relay connector does not bend. Instead, bend the sensor head cable connecting the relay connector and the amplifier.

● For units other than GT2-P***/PA***

1 Insert the sensor head connection cable into the cable connector of the

sensor head.

Arrow

2 Secure the connector by rotating the grooved portion of the sensor head connection cable.

When connecting the connector, be sure to insert it without tilt, and tighten it securely. (Recommended tightening torque: 0.4 to 0.5 N•m*)

If the connection is not tight enough, the connector

may be loosened by vibration or other causes, NOTICE leading to a connection failure.

(* After tightening it strongly by hand, use pliers or other tools to rotate it about 30° for further tightening.)

The M8 L-shaped connector (GT2-CHL*M) cannot be used with the GT2-H32(L)/H50/A32/A50.

To disconnect the sensor head connection cable, reverse the steps above.

Connecting the amplifier

1 Remove the lock cover of the connector of the sensor head connection cable, and insert the sensor head connection cable into the connector on the back of the amplifier until it clicks.

Lock cover

Unlocked

click

Orient the connector so that the lock lever is on the right side.

To disconnect the sensor head connection cable, NOTICE press and hold the lock lever on the side of the

connecter and disconnect the cable.

2 Put the lock cover on the connector, and lock the lock cover.

Lock cover

Locked

Mounting the sensor head

Mounting directly to a jig

Before mounting the sensor head directory to a jig, create a hole on the jig. Attach the sensor head using the optional head mounting bracket sold separately. A mounting bracket is provided with the GT2-P12KF/ P12F/H12K(L)F/H12(L)F as standard. Attach it with the supplied nut.

Mounting

● GT2-P12K(L)/P12(L)/PA12K/PA12/

● GT2-H32(L)/H50/A32/A50

illustration

H12K(L)/H12(L)/A12K(L)/A12(L)

 

Options of the head mounting

 

 

 

 

bracket D (OP-84327)

 

 

Options of the head mounting

 

 

 

 

bracket A (OP-76874)

 

 

 

 

 

 

 

 

Tightening sleeve

Nut

 

Tightening sleeve

Nut

 

 

 

 

 

 

 

Key wrench

 

 

Key wrench

 

 

When mounting the

 

Options of the head mounting

 

 

 

GT2-H32L facing

 

bracket C (OP-84396)

 

 

 

 

 

upward, be sure to

 

 

 

 

 

 

 

 

use the mounting

 

 

 

 

holes on the side of

 

Tightening sleeve

NOTICE

the sensor head. If

 

Nut

 

the sensor head is

 

 

 

 

 

 

 

 

mounted using head

 

 

 

 

mounting bracket D,

 

 

 

 

the spindle may not

 

Key wrench

 

 

fully extend.

 

5

GT2-100-M-E

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