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Functional description
4.7
Interfaces of the deflection unit
For subsystems with analog interface only
4.7.1
Analog input
The terminal assignment of the analog interface is outlined below. To determine whether the
deflection unit is fitted with an analog or a digital interface, refer to the code on the rating plate
( page 15, Rating plate code).
PIN
1
2
1
3
14
4
5
13
6
25
7
8
25 PIN D-SUB
9
10
11
12
13
To prevent errors, shielded cables should be used and signals must be input as shown below.
MN025 / v2.1.0
Signal
GND
GND
GND
GND
/Y Ready
GND
GND
GND
GND
GND
/X Ready
GND
GND
PIN
Signal
14
-Y Command
15
+Y Command
16
Y Position
17
/Y Temp ok
18
Y Pos Error
19
Y Velocity
20
-X Command
21
+X Command
22
X Position
23
/X Temp ok
24
/X Pos Error
25
X Velocity
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3-Axis Subsystems for Laser Beam Deflection
Chapter 4
Fig. 15
Signal input
33
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