Chapter
7
Reference Manual
Ruler E
Hardware Description
7.2
Electrical Connections
The electrical connections are done with M12 plug-connectors and a custom Ethernet
IP65 RJ45 connector. There are three or four connectors on the top of the side of the
Ruler. The Heating connector is only available on Rulers with the heating option (H-
versions).
link
data
on
heating
ethernet
function
encoder
power - I/O
Figure 7.3 – Top plate of Ruler with M12 connectors, Ethernet connector, and LEDs
The LEDs on the top plate have the following functions:
LED When
lit
On
The Ruler is powered.
Function
The laser is armed, meaning that there is power on the Laser Power
Supply pin, and the laser is either active or can be activated from an
application.
Link
The Ruler is connected to an Ethernet network.
Data
The Ruler is sending data over the Ethernet connection.
Power - I/O connector (male)
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Pin
Color*
Signal
Description
1 White
In
1
Enable
(24V)
2
Brown
Power
24V power supply
3
Green
Out 1
Reserved (B-type)
4 Yellow
In
2
Reset
(24V)
5 Gray
TRA
TRA,
RS485
6 Pink
TRB
TRB,
RS485
7 Blue
GND
Ground
8
Red
In 3
Laser Power Supply (24V)
*Color is valid for cable type DOL-1208-
54
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