KEYENCE LR-TB2000 Series - Manual (Page 3)

3
3 Initial Settings
When you turn on the LR-TB Series for the first time after you purchase it or when you have
initialized the LR-TB Series, the following initial settings must be configured.
• After you have finished configuring the initial settings, you will not be able to reconfigure the
unit, I/O, or NPN/PNP selection. To change any of these settings, you will have to initialize the
product.
"Initialization" (page 7) .
3-1. I/O Selection
Select from the following table the functions assigned to the I/O wires (black and white).
The functions assigned to output 1, output 2, and external input can be changed after you
finish configuring the initial settings.
"6 Detailed Settings" (page 8).
3-2. External Input Selection
„ Transmission OFF [Laser Off]
The laser beam transmission is stopped.
„ External Calibration [Tuning]
When selected, this external input performs the same function as pressing the [SET]
button.
„ Reference surface update [DATUM Preset]
When the detection mode ( "4 Detection Mode" [page 4]) is set to "DATUM mode," this
external input updates the reference surface.
3-3. NPN/PNP Selection
You can select between NPN outputs or PNP outputs. For details, see "Wiring" (page
2).
mm
inch
feet
and
Display Units
Press for 3 seconds or more
Start Config.
Select I/O
Select Input
Select Output
End Config.
RUN
NPN NPN
PNP
Laser Off
Laser Off
Tuning
DATUM Preset
Out1+Out2
Out1+Out2
Input+Out1
Input+Out1
1234
500
1
2
Out1+Out2
3-1. I/O Selection
(
page 3)
3-2. External Input
Selection
(
page 3)
3-3. NPN/PNP
Selection
(
page 3)
Options Black Wire White Wire
Out1 + Out2 Output 1 Output 2
Input + Out1 External input Output 1
Transmission Transmission OFF
Input
ON
< 5 ms < 50 ms
OFF
Input
ON
> 60 ms > 60 ms
OFF
Updated reference surface
Updated output
Input
ON
> 5 ms
< 60 ms
Response
time
OFF