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Radial force measuring axle RFS® 100
On-line tension measurement up to 100 N resulting force
 •  designed as a single-roller system -
   uses an existing reversing point for tension measurement
•  very small size
•  robust and easy to adapt
•  independent of the force introduction point / lever arm
•  available in 11 rated load ranges:
    0 to 2N   ... 0 to 5N        LR - Low Range
    0 to 10N ... 0 to 60N      SR - Standard Range
    0 to 100N                       HR - High Range
    0 to 200N                       XR - eXtended Range
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Description
RFS® stands for enduring online precision. The specified and calibrated accuracy remains unchanged throughout the unit’s service life and, across wide ranges, is independent of
•  the force introduction point, i.e. the sensor is not affected by lever arm action
•  any axial tilt torques which might appear
•  direct axial forces
The functional principle makes for superb sensitivity while at the same time offering enormous performance capabilities. The force acting radially at the bearing journal, along the measurement vector, causes a microscopically small, elastic deformation of the complex load cell. This deformation is registered at an exactly pre-determined position by way of strain gauges and is then evaluated electronically.
The high mechanical stiffness of the load cell enables measurement with virtually no excursion.
This tension measurement principle is based on the evaluation of the force applied radially and transferred to the sensor by way of the bearing journal. This force is determined by the reversing geometry and the line tension.

Special features
•  extremely compact and small design - for 16mm mounting hole
•  existing reversing points can be adapted as measurement points
•  overload protection up to 800%
•  independent of the force introduction point, i.e. the sensor is not affected by lever arm action
•  no influence of any axial tilt torques or direct axial forces which might appear
•  centrifugal force will take no affect with optimal alignment in rotating purposes
•  robust, stainless steel housing
•  thought-through concept of housing for simple mounting
•  suitable to design small measuring rollers
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Force ranges and bearing journals

Nominal force [N]
Bearing journal Ø [mm]
2* 3* 4*         5 8 10  
5* 10 20 30 40     5 8 10  
50 60 100** 200***          8 10  

The measuring range of the sensor begins at force’s zero point.
Bearing journals and nominal forces differing from the list are available.
* Special type LR (Low Range)
** Special type HR (High Range)
*** Special type XR (eXtended Range)
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PreView
... with one click to more information at the InfoGallery
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Options

InfoZoom
Vacuum design
•  in vacuum / high-vacuum
 
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Connection types

InfoZoom
Open ends
 
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Measuring amplifiers

to product page
TS 621
•  for strain gauge sensors
•  optional outputs
•  24V DC power supply
•  galvanic isolation


to product page
TS 503
•  for strain gauge sensors
•  low cost
•  only 12,5mm wide
•  24V DC power supply


to product page
TSA 723
•  for strain gauge sensors
•  compact design
•  plugged connections
•  24V DC power supply

to product page
MU 481-19" DigaLog
•  for strain gauge sensors
•  1-channel meas. amplifier
•  digital / analog displays
•  rugged desktop housing
... more measuring amplifiers for this sensor in Summary
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Recommended periphery

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DPM 502
•  LED-display, 3½-digit
•  freely scalable
•  front-side operation
•  24V DC power supply

to product page
HCC-Easy
•  measuring
•  storing
•  analysing
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Accessories

InfoZoom
Ceramic pin with holder
•  for bearing journal dia.8mm

InfoZoom
Bearing journal adapter
•  customer-specific
•  short-term delivery
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Installation accessories

to product page
Sensor cable strain gauge
female/male

•  gold-plated contacts
•  cable length custom-specific


to product page
Sensor cable strain gauge
female/open ends

•  gold-plated contacts
•  cable length custom-specific


to product page
Connection terminal 1/1
•  aluminium diecast housing
•  Skintop cable gland
•  gold-plated contacts
•  1 sensor / 1 amplifier

to product page
Connection terminal 2/1
•  aluminium diecast housing
•  Skintop cable gland
•  gold-plated contacts
•  2 sensors / 1 amplifier
... more Installation accessories in Summary
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Downloads


Data sheet RFS100 - with plugged cable
PDF-File  |  193k

Data sheet RFS100 - with fixed cable
DISCONTINUED, replaced by version with plugged cable

PDF-File  |  137k

Calculating nominal load
at radial force sensors

PDF-File  |  109k

Folder RFS
PDF-File  |  190k

3D model RFS100 - bearing journal 5mm, angled plug P90
STEP-File  |  683k

3D model RFS100 - bearing journal 5mm, straight plug P0
STEP-File  |  1130k

3D model RFS100 - bearing journal 8mm, angled plug P90
STEP-File  |  683k

3D model RFS100 - bearing journal 8mm, straight plug P0
STEP-File  |  1130k

3D model RFS100 - bearing journal 10mm, angled plug
STEP-File  |  661k

3D model RFS100 - bearing journal 10mm, straight plug P0
STEP-File  |  1107k
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PRODUCTS
RFS® 100
Special features
 
Force ranges and bearing journals
 
PreView
InfoGallery
Options
 
Connection types
 
Measuring amplifiers
Summary
Recommended periphery
 
Accessories
 
Installation accessories
Summary
Downloads
product page
print