Thomson
Thomson Electrak
®
MD Actuator - Installation Manual - 2020-02
14
4.6.7 Control option EXP
In addition to all of the features included in the EXX version (section 4.6.46, the EXP adds a
potentiomenter providing a voltage signal for the customer to use to determine position, speed and
direction.
To extend the actuator apply +Vdc to red and -Vdc to black. To retract apply -Vdc to red and +Vdc to black.
EXP Control Option Specifications
Input voltage
MD12
MD24
[Vdc]
9 - 16
18 - 32
Max. actuator current draw [A] see product label
Potentiometer type
wirewound
Potentiometer max.
input voltage
[Vdc]
32
Potentiometer max.
power
[W]
1
Potentiometer linearity
[%]
± 0.25
Potentiometer output
resolution
[ohm/mm]
MDxxA025, all strokes
MDxxA100, all strokes
MDxxA050, 50 - 250 mm stroke
MDxxA200, 50 - 250 mm stroke
MDxxA050, 300 mm stroke
MDxxA200, 300 mm stroke
16.67
16.67
33.33
33.33
16.67
16.67
F Fuse
S1 Double pole double throw switch
not used
+ Vdc
- Vdc
potentiometer output
red
black
white
blue
orange
violet
brown
grey
red/white
black/white
