Functional description
Chapter 4
MN025 / v2.1.0
3-Axis Subsystems for Laser Beam Deflection
31
For subsystems fitted with motorized field size adjustment only
4.6.4
Stepper motor interface
The 15-pin D-SUB male connector is used to operate the stepper motor for motorized field
size adjustment.
PIN Signal
PIN Signal
15 PIN
D-SUB
1
I
-Motor W3
(yellow)
9
I
+Motor W3
(black)
2
I
-Motor W1
(brown)
10
I
+Motor W1
(red)
3
I
-Motor W4
(purple)
11
I
+Motor W4
(blue)
4
I
-Motor W2
(green)
12
I
+Motor W2
(white)
5
nc
13
nc
6
O SENSOR CENTER
14
O SENSOR LEFT
7
O SENSOR RIGHT
15
I
GND
8
I
VSS (+24V)
---
I = Input, nc = not connected, O = Output
Specifications
Sensor Output
Output high
VSS - (
≤ 3V)
Current low
max. 50mA
Current high
max. 100mA
Stepper motor and sensors
Manufacturer: Phytron
Fig. 14
Stepper motor
and sensors,
schematic view
