ZEF
Tension Meter

Special Features

• Tension meter ZEF with coloured, backlighted TFT display
• 3 different display modes
  – numeric
  – numeric with live bargraph
  – numeric with graph (time-tension)
• The display rotates in 90° steps for better reading
• Automatic “Zero-Setting” in each measuring position using a special sensor technique
• Selectable units of measurement: cN, g, N and lb
• Very high data sampling rate (internal 1 kHz)
• Storage of MIN, MAX, last reading, average and standard deviation per measuring interval
• User-set MIN and MAX alarms with indication of TFT display if reading is out of limits
• Adjustable electronic damping for better reading when tension fluctuates
• 3 separate calibration material memory locations for custom calibrations
• Menu set-up in English, German, Spanish, Portuguese and French language
• Slim filament guide with small guide rollers – ideal for limited access space
• Simple, trouble free operation
• Filament guide and unique roller shifting mechanism ensure easy acquisition of the running material
• Light weight hand-held unit

Standard Features

• Everything in operator’s view:
  – the guide rollers
  – the measuring material
  – the readings
• Ball-bearing mounted, V-grooved guide rollers
• Tension meter with high-strength plastic housing
• LiPo accumulator (approx. 25 hours continuous operation) with AC adapter
• CE approved (tested for electromagnetic compatibility)
• 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

Model	Measuring Range	Resolution	Measuring Head Width*	SCHMIDT Calibration Material**
ZEF-50	0.5 – 50.0 cN	0.1 cN	43 mm	PA: 0.12 mm Ø
ZEF-100	0.5 – 100.0 cN	0.1 cN	43 mm	PA: 0.12 mm Ø
ZEF-200	1.0 – 200.0 cN	0.1 cN	43 mm	PA: 0.12 mm Ø

Other units of measure are available, such as g.
* Width of filament guide
** Suitable for 95 % of applications – PA = Polyamide Monofilament

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.