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ETMB - ETMPB No Longer Available - See ET Series for replacement

Made in Germany
ETMB - ETMPB Limited Access Digital Tension Meter
Click images to enlarge.
5 Ranges
0.5 - 100, 2 - 200, 2 - 500 (g or cN)

Three long, closely-spaced slender shafts with precision guide rollers or pins at their ends combine with the latest in microprocessor technology to make this instrument top choice for all limited-access, tension measuring applications.

ETMB models feature miniature, high speed rollers for filament speeds up to 2000 m/min. ETMPB models features non-rotating, ceramic pins for speeds to 6000 m/min.

Reversible display for right or left-hand operation


  • User Selectable Units Grams or Centinewtons
  • New filament guide for easy acquisition of material
  • Adjustable damping for easier readings when tension fluctuates
  • Backlit LCD Display
  • Stores AVG, MIN, MAX and PEAK tension values which can be recalled in the display
  • Powered by rechargeable Lithium Polymer battery, 60 hr battery life w/ Universal voltage AC-Charger supplied
  • Continuous, automatic Zero Setting (independent to measuring position)
  • Chrome-plated steel ball-bearing mounted rollers for material speeds up to 2000 m/min
  • Non-rotating Ceramic Thread Guides suggested for material speeds over 2000 meters/min

Tension Ranges

ModelRangeResolutionRollers or Pins
ETMPB-1000.5-100.00.1Ceramic Pins
ETMPB-2002-2001Ceramic Pins
ETMPB-5002-5001Ceramic Pins
Selectable Units: Grams or Centinewtons

Outer Roller Spacing 24mm

Standard Calibration Material 0.20 mm Polyamide Monofilament

Standard Roller

ETM RollerStandard Guide Roller Nr. R10017

Aluminium hard chromed for line speeds up to max. 2000 m/min

Reorder P/N R50017


Complete Kit

The ETMB / ETMPB is supplied as a complete kit including tension meter, long life 9V lithium battery, universal voltage charger and instruction manual in a foam-fitted plastic carrying case


Accuracy±1 % full scale ±1 digit or better
(typical ±0.5 % full scale)
Factory Calibration Material0.20 mm Ø Polyamid Monofilament
Minimum Access Space Required3/4" x 1" (20 x 26mm)
Guide Roller / Pin MaterialRollers, chrome-plated steel, std : 2000 m/min
Ceramic pins, optional : 6000 m/min
Measuring PrincipleStrain-gauge bridge
Maximum Sensing-Roller Displacement0.5mm
Scanning Frequency100 / sec., except 40/sec. in PEAK mode
Display Update0.5 sec. (2 times per second)
Thermal Drift0.25% full scale per degree C
Natural Frequency250 Hz
Over Range10% FS, without accuracy guarantee
Overload Protection200%
Temperature Limits50-115° F (10-45° C)
Automatic Zero± 20% of range
Rel. Humidity Limit85%
Battery/Life3.6 volt, Lithium-Polymer rechargeable / Approx. 60 hrs Life (3.5 Hr recharge)
Battery Part#E08710-ET
Battery Charger100...240 V AC with plug adapters (EU/USA/UK)
Low Battery Voltage IndicatorLO BAT, or equivalent display
Weight (net/gross)12 oz. (340 g) / 2.75 lbs (1250 g)
Dimensions13" x 1-3/4" x 1" (330 x 45 x 25mm)
Complete KitTension Meter, Battery, Recharger and instructions, all supplied in a foam-fitted carrying case.
Housing MaterialAluminium frame profile with plastic outer casing (PVC)
Set of Ceramic Pins540020 (for ETMPB)
New ModelReplaced by ETB