Features
- Tension meter ZEF with easy to read LCD display
- Automatic »Zero Setting«to zero the instrument in any measuring position
- Adjustable electronic damping for better reading when tension is constantly fluctuating
- 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
- Powered by rechargeable Lithium Polymer battery (80 h battery life with 3.5 h charge time) with a universal voltage AC-charger
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
- 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
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 ±1 digit or better |
| typical ±0.5 % full scale | |
| Overrange: | Approx. 10 % full scale, without accuracy guarantee |
| Overload protection: | 100 % full scale |
| Measuring principle: | Strain gauge bridge |
| Measuring roller deflection: | Max. 0.5 mm |
| Damping: | Adjustable electronic damping (15 values), averaging |
| A/D converter: | 12 bit |
| Signal processing: | Digital |
| Display: | LCD 3 digit, 11 mm high, ZEF-100 3 ½ digit |
| Display update rate: | 2 times per second |
| Self-frequency: | 250 Hz |
| Auto power off: | After 3 minutes of non-use |
| Temperature range: | 10 – 45 ºC |
| Air humidity: | 85 % RH, max. |
| Power supply: | LiPo accumulator (approx. 80 h continuous use, charging time approx. 3.5 h), |
| USB AC adapter 100…240 V AC with 4 adapters (EU/USA/UK/AUS-NZ) | |
| Housing material: | Plastic (POM) |
| Dimensions: | See Dimensions |
| Weight, net (gross) | Approx. 200 g (approx. 600 g) |
| Specifications subject to change without notice! | |
Guide Rollers
| Order-Code | Line Speed vmax. … m/min | Roller Material |
| Standard | 900 | Hard-coated aluminium |
| Code K | 2000 | Hard-coated aluminium |
| Code T | 450 | Plastic (POM) black |
| Code W | 450 | Nickel-plated steel |
Calibration Report
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