KEYENCE GT2 User Manual

A

High-accuracy Digital Contact Sensor

458GB

Setup Functions

 Set the current value to “0”

1. Set the master target which should be “0”.

GT2-70

Series Setting Guid

Master workpiece

2. Press the [PRESET] button.

Amplifier Display

3. The current value would be set to “0”.

 Set the HIGH and LO tolerance.

 Names of the part of the amplifier

Digital LED display

Status indicator

Special output indicator

rrow buttons

1. Press the left/right arrow buttons until the [HIGH]/[LO] setting
display appears.

Detection level
indicator

[PRESET]
button

Bank indicator

Bar LEDs

High position indicator/
Low position indicator

Preset indicator

Timing input
indicator

PV indicator

[SET] button

[MODE] button

2. Input the HIGH or LO tolerance by pressing the up/down arrow

3. The HIGH and LO tolerance would be set.

 Setting the Key Lock

1. Press the MODE and the up arrow button for at least 2 seconds.

HIGH setting value display LOW setting value display

buttons.

 Digital LED Display

The main display can be switched by pressing the left/right arrow
buttons.

1. P.V. value display

8. Preset value setup display

7. LL setting value display

while using 5-output function

6. LOW setting value display

5. HIGH setting value display

*2

2. Calculated value display

3. R.V. value display

4. HH setting value display

while using 5-output function

P.V. : Displays a value used for output judgment.
Calc : Displays a calculated value when used.
R.V. : Displays the raw, actual detection value.
HH : Displays the HH setting value when used
HI : Displays the HIGH setting value.
LOW : Displays the LOW setting value.
LL : Displays the LL setting value when used.
PRESET : Displays the value which would be set when the [PRESET]
button is pressed.

Keylock display

2. The Key Lock display would appear.

 Canceling the Key Lock

*1

1. When the Key Lock is set, press the MODE and the up arrow button
for at least 2 seconds.

2. The Key Lock would be cancelled.

*2

Keylock cancel display

 Initializing the sensor

1. Press the SET button 5 times while pressing the MODE button.

2. “rSt.no” would appear, press the up/down arrow button and select
“rSt.YES”.

3. Press the MODE button. The sensor would be initialized.

1

 Changing the bank (program)

1. Press the up/down arrow button while pressing the MODE button.

<Bank 0 is selected>

The bank indicator is
turned off.

<Bank 1 is selected>

While holding down
[MODE], press [Up].

 05 Self timing level

Set the self timing level. Only available when is set to
[External input].

 06 Self timing delay type

The bank indicator 1
is lit in green.

<Bank 2 is selected>

While holding down
[MODE], press [Up].

While holding
down [MODE],
press the [Up].

Set how the value is decided after the self timing is input, from [Static
hold] or [Delay timer].
Only available when is set to [Standard], and is set

The bank indicator 2
is lit in green.

<Bank 3 is selected>

The bank indicator 3
is lit in green.

While holding down
[MODE], press [Up].

2. The bank (program) would be switched to another one. Each bank
(program) will have an own HH/HIGH/LOW/LL/PRESET setting
value.

to [External input].

 07 User specified delay time

Set the delay time used for .
Only available when is set to [Delay timer].

 08 Static hold delay stability criterion

Function setting mode

 How to enter the Function setting mode

1. Press the MODE button for at least 2 seconds.

[MODE] button

Main screen

2. Press the left/right arrow button and select the function number.

 01 Detection mode

Set how the decide the range, which is used to judge if the value is
stable or not, from [Default] or [User].
Only available when is set to [Static hold].

 09 Static hold delay stability width

Set the range which is used to judge if the value is stable or not.
Only available when is set to [User].

Basic setting mode

Set the detection mode from [Standard], [NG hold], [Peal hold], [Bottom
hold] or [Peak to peak] mode.

 02 Hold update method

Set how to update the hold value from [Timing input] or [Regular
update].
Only available when is set to [Standard], [Peal hold] or
[Bottom hold].

 03 Response time

Set the response speed.

 04 Timing type

Set the timing time from [External input], [Rising edge] or [Falling edge].
Only available when is set to [Standard], [Peal hold] or
[Bottom hold].

 How to enter the Function setting mode

1. Press the MODE and SET button at the same time for at least 2
seconds.

[SET] button

[MODE]
button

Main screen

2. Press the left/right arrow button and select the function number.

 10 Measurement direction change

Set how the value moves, when the spindle is pressed, from [Normal]
or [Reverse].

 11 Measurement direction change

Set a number if the value has to be multiplied.

 12 Output format

Set the output mode from [N.O.] or [N.C.].

2