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Package contents, Mounting the amplifier and wiring – KEYENCE GT2-70 Series User Manual

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GT2-70-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

● DIN rail mount type

● Amplifier connection cable

Use for connector type amplifiers (GT2-71CN/71CP/72CN/72CP/
71MCN/71MCP).

● Panel mount type

Sensor head parts

● Sensor head

● Sensor head connection cable

We have taken all possible precautions in packaging; however, if
any parts are found to be defective or broken, please contact your
nearest KEYENCE sales office.

Mounting the Amplifier and Wiring

Mounting the amplifier

● DIN rail mount type (Main unit)

This section describes how to mount the DIN rail mount type:
(Main unit: GT2-71(C)N/71(C)P/71MCN/71MCP)

1

Fit the tab of the lower part of the main unit to
the DIN rail. While inserting the main unit in
the direction of Arrow (1), push the body
down in the direction of Arrow (2).

2

To detach the amplifier, while pushing the main unit in the direction
of Arrow (1), pull the body up in the direction of Arrow (3).
When using a fixture (Optional item: OP-76877), mount as shown below.

● DIN rail mount type (Expansion unit)

This section describes how to mount the DIN rail mount type
(Expansion unit: GT2-72N/72P/72CN/72CP).
The expansion unit can only be used in addition to the main unit.
Up to 14 expansion units can be added to one main unit.

1

Detach the expansion cover of the main unit.

2

Mount the expansion unit to be added to the DIN rail.
Refer to above, "DIN rail mount type", for details about how to mount.

3

Push and fix the expansion unit to the connector of the main unit until it clicks.

4

Mount the end units (OP-26751: a set of two pieces) sold
separately on both sides of the amplifiers (the main unit and
the expansion unit), then fix the end units with screws on the
upper part of each end unit (2 points x 2 units).

The mounting method of the end unit is the same as that of the amplifier.

MOD

E

SET

SET

HI

P-H

B-H

P-P

CALC

GO
LO

1
2
3

HI

PV

SERIE

S

PRESE

T

LO

TIM

GT2-71N/71P/71CN/71CP (Main unit)
GT2-71MCN/71MCP (Main unit analog output)

MOD

E

SET

SET

HI

P-H

B-H

P-P

CALC

GO
LO

1
2
3

HI

PV

SERIE

S

PRESE

T

LO

TIM

GT2-72N/72P/72CN/72CP
(Expansion unit)

Amplifier x 1

Head connector label x 1
*Used for the calculation only mode.

Amplifier x 1

Instruction manual x 1

Amplifier x 1

GT2-71D (Pulse output)

Instruction manual x 1

Switch cover label x 1

GT2-CA2M/CA10M

GT2-75N/75P (Main unit)

Amplifier x 1

Power cable (2 m) x 1
(Number of conductors: 12)

Front protective cover x 1

Instruction manual x 1

Panel mounting bracket x 1

GT2-76N/76P (Expansion unit)

Amplifier x 1

Panel mounting bracket x 1

Front protective cover x 1

I/O cable (2 m) x 1
(Number of conductors: 10)

Expansion cable (50 mm) x 1

Head connector label x 1
*Used for the calculation only mode.

GT2-P12K/P12

GT2-H12KF/H12F

GT2-H12KLF/H12LF

GT2-P12KL/P12L

GT2-PA12K/PA12

GT2-P12KF/P12F

Nut x 1
Key spanner x 1

GT2-H12K/H12

GT2-H12KL/H12L

Sensor head x 1

Sensor head x 1

Precautions on Handling x 1

Precautions on Handling x 1

GT2-A12KL/A12L

Sensor head x 1
Precautions on Handling x 1

GT2-H32

GT2-H32L

Sensor head x 1

Sensor head x 1

Precautions on Handling x 1

Precautions on Handling x 1

GT2-A12K/A12

Sensor head x 1
Precautions on Handling x 1

Sensor head x 1

Sensor head x 1

Precautions on Handling x 1

Precautions on Handling x 1

Sensor head x 1
Precautions on Handling x 1

Nut x 1
Key spanner x 1

Sensor head x 1
Precautions on Handling x 1

Nut x 1
Key spanner x 1

Sensor head x 1
Precautions on Handling x 1

Sensor head x 1
Precautions on Handling x 1

GT2-A32

Sensor head x 1
Precautions on Handling x 1

GT2-H50

Sensor head x 1
Precautions on Handling x 1

GT2-A50

Sensor head x 1
Precautions on Handling x 1

NOTICE

• 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

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.

NOTICE

• When adding an amplifier (expansion unit), be sure

the power of both main and expansion units is OFF

before operation. Mounting when the power is ON

may damage the equipment.

• Be sure to completely connect an expansion unit to a

main unit. Oblique or improper connections may

damage the equipment.

• When connecting expansion units, some of the

specifications are restricted depending on the

number of units to be connected. Refer to page 14,

"Specifications" for details for details.

• An expansion unit of different output type cannot be

added (for example, an expansion unit of NPN output

cannot be added to a main unit of PNP output).

• No expansion unit can be connected to the pulse

output type (GT2-71D).

• An expansion unit of the DIN rail mount type cannot

be added to a main unit of the panel mount type.

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

(M8 straight connector)

GT2-CHP2M/5M/10M

(M8 oil-resistant straight connector)

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

(M8 L-shaped connector)

(1)

(2)

(3)

Fixture: OP-76877

Expansion cover

Main unit

Main unit

Connector

Expansion unit

End unit

End unit