Tension Sensor TSW

3 tension ranges from 0 - 20 daN up to 0 - 100 daN

Stationary electronic tension sensor for measuring wires, ropes and cables up to 10 mm
Sensor with large guide rollers (60 mm ), minimizes material deflection 

Tension meter is available with digital output for data processing with PC

Special Features

  • Guide rollers 60 mm groove , V-grooved or U-grooved, ball-bearing mounted
  • Tension sensor with integrated measuring amplifier
  • Various output signals
    - analog
    - digital (optional)
    - current (optional)
    - analog DMS (optional)
  • Easy calibration to customized material by operator
  • Tension sensor with mechanical overload protection

Standard Features

  • Tension sensor with rugged aluminum housing
  • Certificate of Compliance with the order 2.1 according EN 10204 is included
  • Optionally available: Inspection Certificate 3.1 according EN 10204 with calibration report

Available Models

ModelTension Range
Measuring Head Width*
Calibration Material
TSW-20K0 - 20 daN550Steel rope 1.50 mm
TSW-50K0 - 50 daN550Steel rope 3 mm
TSW-100K0 - 100 daN550Steel rope 4 mm

Other tension ranges available on request.
Other measuring units available, such as g or kg
* Outside dimensions of front plate

Calibration to customized material:
If process material differs significantly from the SCHMIDT calibration material in diameter, rigidity or shape, special calibration using customer supplied samples is recommended. For this purpose a material sample of about 5 m should be supplied.

Guide Rollers

Line Speed
Roller Material
Standard2000Hard-coated aluminium (radius R3)
Code R22000Hard-coated aluminium (radius R5)
Code R32000Hard-coated aluminium (radius R8)

Click the Order-Code, to get picture and drawing of the guide rollers

Spare Rollers

Guide Rollers

Click picture to get an
overview for the guide rollers

Output Signal


Output signal 0 - 1 V DC

Click picture for more information

Code A2

Output signal: 0 - 10 V DC

Click picture for more information

Code A 3

Output signal: 4 - 20 mA DC

Click picture for more information

Code A10

Output Signal: mV/V
for sensors without amplifier
incl. firmly connected cable with open ends, 3 m long

Click Picture for more information

Code 232

Output signal: - digital RS 232
                       - analog 0 - 1 V DC
Up to 100 readings can be transfered per second,
(internal sampling rate max. 4800 times/s)

Click picture for more information

Accessories (optional)

Tension Inspect 3

Software for sensors with digital output Signal for displaying and saving readings on a PC (Win XP and higher; 32 Bit and 64 Bit).
Order number: SW-TI3

Click picture for more information

Diode Plug with Bayonet Cap

suitable for sensors of TS series,
cable outlet 3.5 - 6 mm
order number: E10061

Click picture for more information

Connecting Cable

With 2 diode plugs, for analog output and voltage signal.
For connecting the TS sensor to the display unit SCD-1.
Order number: EK0603,  Length 3 m
Order number: EK0605,  Length 5 m
Order number: EK0610,  Length 10 m

Click picture for more information

Connecting Cable

With 1 diode plug and open ends, for analog output and current signal.
For connecting sensors of TS series to the display unit SC-PM.
Order number: EK0612, Length 3 m
Order number: EK0614, Length 5 m
Order number: EK0615, Length 10 m

Click picture for more information

Connecting Cable

For sensors with RS 232 interface
Code 232
Order number: EK0640

Click picture for more information

Extension Cable

for RS 232 connecting cable EK0640, length 2 m
Order number: EK0643

Click picture for more information

Calibration Report (optional)

Calibration Report

Inspection Certificate 3.1 according DIN EN 10204
including a calibration report is optional available

Click picture for more information

Ordering Example

To place an order Model with
Code for
output signal

(if not

Code for

(if not

Order No.

Please indicate the com-
plete order number.:

TSW-50K + A3 + R2 = TSW-50K-A3-R2

Delivery Includes

Tension sensor with transport packaging, operating instruction in german and english (as requested), Certificate of Compliance with the order 2.1 according EN 10204 free of charge


Dimensions For PDF-file please
click picture


Calibration:According to SCHMIDT factory procedure
Accuracy:1 % full scale and 1 digit
other calibration material:
3 % full scale or better
Overload protection:100 % of tension range
Measuring principle:Strain gauge bridge
Measuring roller deflection:Max. 0.5 mm
Natural frequency:Approx. 500 Hz, depending on tension range
Signal processing:Analog (option: digital)
Temperature drift:Less than 0.05 % full scale/C
Output Signal:Standard: 0 - 1 V DC (analog) impedance: ≥ 5 kΩ
Option: 0 - 10 V DC (analog), 4 - 20 mA (current) or mV/V (DMS)
digital RS 232
Damping (fg):Standard: 30 Hz (other values on request)
Temperature range:10 - 45 C
Air humidity:85 % RH, max.
Power supply:+15...24 V DC, max. 50 mA regulated
Code A10: max. +5 V DC, max. 20 mA regulated
Housing material:Aluminium
Dimensions:See dimensions above
Weight, net (gross):Approx. 1500 g (approx. 1800 g)

Specifications subject to change without notice!



New Tension Meter


With one click you can download the information sheet for our new tension sensor.


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