FSW-422
Tension Sensor

4 Tension ranges available
from 0 – 20 daN up to 0 – 200 daN
Stationary electronic tension sensor for measuring wires, ropes and cables up to 15 mm Ø

Sensor with large guide rollers (60 mm Ø), minimizes material deflection

Tension sensor with RS 422 output for multi station system and connection to a with PC

Special Features

  • Tension sensor FSW-422 with integrated microprocessor controlled measuring amplifier and RS-422 interface for multi station system
  • Guide rollers 60 mm groove Ø, V-grooved or U-grooved, ball-bearing mounted
  • Different guide rollers are available, according to the application
  • Easy installation, even afterwards, on existing machines
  • 2 Mounting possibilities: housing mounting or cylindrical hole mounting (mounting cut out: longhole R 19 mm, length 54 mm)
  • Easy calibration to customized material by operator – zero and gain calibration is required
  • Measuring principle – loadcell with high quality strain gauge bridge
  • Tension sensor with mechanical overload protection

Standard Features

  • Control lamp shows operative mode availability
  • Tension sensor FSW-422 with aluminium housing
  • CAT 5 cables are used for data transfer
  • Required power supply +15…24 V DC (regulated)
  • 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

Special features of the RS-422 interface:

  • Up to 24 sensors with different tension ranges and designs may be connected in one line (data transfer max. 200 readings/sec.)
  • Connection to RS-232 using a converter (RS-422 – RS-232).
  • The RS-422 signal can be used for a single sensor over a distance of 1000 m.
  • Each sensor can individually be addressed and set up
  • Can be connected to PLC controls with digital input
  • Simple connection to BUS-Systems using gateways

 Available Models

Model Tension Range
 Measuring Head Width*
 SCHMIDT Calibration Material**
FSW-20K-422 0 – 20 daN 550 mm steel rope 1.50 mm Ø (7x7x0.20)
FSW-50K-422 0 – 50 daN 550 mm steel rope 3 mm Ø (6x7x0.30)
FSW-100K-422 0 – 100 daN 550 mm steel rope 4 mm Ø (6x7x0.50)
FSW-200K-422 0 – 200 daN 550 mm steel rope 4 mm Ø (6x7x0.50)

Other tension ranges available on request.
Other measuring units available, such as 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.

SPECIFICATIONS

Calibration: According to SCHMIDT factory procedure
Accuracy: ±1 % full scale and ±1 digit or better
Other calibration material:
±3 % full scale and ±1 digit 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: Digital 12-bit A/D converter, Internal averaging up to 4 sec.
Communication frequency: 200 readings/s
Temperature coefficient: Less than ±0.05 % full scale/°C
Output signal: RS-422 (57600, 8, N, 1)
Temperature range: 10 – 45 ºC
Air humidity: 85 % RH, max.
Power supply: +15…24 V DC, 50 mA (regulated)
Housing material: Aluminium
Dimensions: See dimensions
Weight net (gross): Approx. 1450 g (1750 g)

Specifications subject to change without notice!

GUIDE ROLLERS

Order-Code Line Speed vmax. … m/min Roller Material
Standard 2000 Hard-coated aluminium (radius R3)
Code R2 2000 Hard-coated aluminium (radius R5)
Code R3 2000 Hard-coated aluminium (radius R8)

OPTIONAL ACCESSORIES

Software Tension Inspect 3

For displaying and saving readings on a PC (Win 7 and higher; 32 Bit und 64 Bit).
Features:
– Real-time reading
– The readings are also shown in a X-Y- diagram (time/date-tension)
– For data analysing the buffered diagram can be zoomed and scaled
– Recording of the buffered readings as CSV-file (on user request)
– Download of values to Excel

 

EBG800 – Serial Port Converter

Converter from RS-422 to RS-232 with terminal strip.
Order number: EBG800

 

 

 

 

 

 

 

 

 

EK0715 – Connecting Cable Cat 5 with open ends


Cat 5 cable with open ends for RS-422/RS-232 converter and power supply to connect the last sensor. Length 3 m.
Order number: EK0715

 

 

 

 

 

 

 

 

 

EK0711 and EK 0712 – Connecting Cable Cat 5

Cat 5 cable for series connection of FS sensors.
Order number: EK0711, Length 3 m
Order number: EK0712, Length 1.5 m

 

 

 

 

 

 

EK0643 – RS-232 Connecting Cable

Connecting cable for connecting EBG-800 converter to PC, length 2 m.
Order number: EK0643

 

 

 

 

 

 

 

K50204 – Mains Adapter

Recharger with 4 adapters (EU/USA/UK/AUS-NZL) for worldwide use,
100 – 240 V AC
Order number: K50204

OUTPUT SIGNAL

Standard

output signal: digital RS-422
Up to 200 readings can be transferred per second (internal sampling rate max. 57600 times/sec).

 

 

 

 

Code WL

Output signal: Wi-Fi

The Wi-Fi module is not licensed for all countries. Please contact us for further information!

 

 

 

 

DELIVERY INCLUDES

Tension sensor FSW-422 with transport packaging, operating instruction in German or English (as requested), Certificate of Compliance with the order 2.1 according EN 10204 free of charge

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