Low Torque Potentiometers
High Precision Potentiometers with extremly low torque and long life
F25R / RU
F25R V1
F25RM+Sensor
F25Z Varianten
Overall size
Ø35 mm
Ø35 mm
Ø35 mm
coupling fork
Rotation angles electrical / mechanical
290°/290°
290°/290°
270°/270°
310°/320°
Life cycle
50 x 10⁶
50 x 10⁶
50 x 10⁶
1 x 10⁶
Torque
0.003Ncm
0.003Ncm
0.003Ncm
Linear
Resistor element
Wire-wound
Wire-wound
Wire-wound
Wire-wound
Resistance values+ tolerance
1, 2, 5 K-Ohm ±3%
1, 2, 5 K-Ohm ±3%
0/4 … 20 A ± 0,04 mA
0 … 10V ±0,03V
0 … 10V ±0,03V
1, 2, 5 K-Ohm ±3%
Linearity
±0,3%
±0,3%
±0,3%
±0,3%
Options
oil filling
reduced R- tolerance
reduced torque
stackable
reduced R- tolerance
reduced torque
stackable
on request
on request
on request
Characteristics
Designed for wind measuring systems.
Jewel bearing with metal wiper.
All parts made of corrosion-resistant materials.
Jewel bearing with metal wiper.
All parts made of corrosion-resistant materials.
Jewel bearing with metal wiper.
All parts made of corrosion-resistant materials.
All parts made of corrosion-resistant materials.
Jewel bearing with metal wiper.
All parts made of corrosion-resistant materials.
All parts made of corrosion-resistant materials.
Especially suitable for measuring instruments with pointer function.
Clock-face set-up version.
Aluminium housing.
Clock-face set-up version.
Aluminium housing.
