Yarn Speed and Length Meter YS-20

Combined hand-held tachometer:
– Speed and length meter for filament and similar materials
– Hand-held tachometer for contact and non-contact measurement e.g engine shafts

Tachometer with LCD display and 7 selectable measuring units

The most used yarn-speedmeter for circular knitting machines

Tension Meter DTX

Special Features

The yarn speed and length meter YS-20 combines the function of four separate instruments in one:
– Speed and length meter
– contact measuring of revolutions
– contact measuring of velocity of rotation
– non-contact measuring of revolutions
2 Slide-in measuring adapters for yarn speed and length meter YS-20 make it simple to convert from contact to non-contact or to speed and length measurement
User-selected units
Linear Speed: meters/min, feet/min, inches/min
Length: meters, feet, inches
Revolutions: rpm
The measurement is carried out, as long as the measuring key is pressed
Built-in memory for minimum, maximum and last values
Tachometer with big, easy to ready LCD display
Electricity saving electronic assures a long battery durability

Standard Features

Easy to use
Rugged plastic housing with rubber sheathing for firm and safe handling
Easy to read display

YS-20 Technical Spesification

Measuring Ranges : Yarn speed measurement
0.10 … 1999 m/min
0.40 … 6550 ft/min
4.00 … 78700 in/min
0.10 … 33.30 m/sec
0.10 … 109 ft/sec
Yarn length measurement
0.00 … 99999 m
0.00 … 99999 ft
0.00 … 99999 in
Revolution measurement
Non-contact measurement: 1.00 … 99999 rpm
Contact measurement: 0.10 … 19999 rpm
Accuracy: ±0.2 % of displayed value ±1digit (not length measurement)
Measuring Units : Speed: m/min, ft/min, in/min, m/sec, ft/sec
Length: m, ft, in
Revolutions: rpm
Display : 5 digit LCD, 10 mm high – floating decimal point
Measuring system : Speed/Length: Slide-on measuring head with 30 mm diameter measuring wheel and wrapper roller
Non-Contact Tachometer: Visible LED light beam
Contact Tachometer: Slide-on measuring head with cone tip and surface speed wheel (10 cm circumference)
Yarn/wire Diameter : Yarn: max. 0.5 mm
Wire: max 0.3 mm
Memory : Min, Max, last reading, all retained in memory for the life of batteries
Sensing Distance : Max. 600 mm
Display update time : 1 s
Auto power off : After 30 s of non-use
Temperature Range : 5 – 45 °C
Power supply:* Batteries 2 x 1.5 V type AA (approx. 20 h continuous use)
Air humidity: 85 % RH, max.
Housing material: ABS plastic
Dimensions: 145 x 60 x 30 mm (LxWxH)
Weight, net (gross): Approx. 150 g (700 g)

Specifications subject to change without notice!

Other Yarn Speed and Length Meter

Yarn Speed and Length Meter YS-105
  • Design: contact measurement
  • Application: revolution, speed and length
  • Measuring range:
    0.1 – 25000 rpm
  • Display: LCD, electricity saving
Wire Speed and Length Meter YS-TR
  • Application: Speed and length meter as well as tachometer (rpm, length)
  • Housing: Compact, handy, plastic with rubber protective sheet
  • Display: LCD

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