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ETM SERIES
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Limited Access Digital Tension Meter
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3 Tension
Ranges (g or cN):
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0.5-100
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1-200
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1-500
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User selectable units; grams or centinewtons.
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New filament guide for easy acquisition of material.
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Adjustable damping for stable readings when tension fluctuates.
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Backlit LCD Display.
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Stores AVG, MIN, MAX and PEAK tension values which can
be recalled in the display.
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DATALOGGING “X” MODELS ALSO FEATURE
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0-2 VDC analog output for connection to a chart recorder
or datalogger.
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RS-232 output for batch download or real-time data
transfer to TensionInspect Software.
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FREE TensionInspect Software and RS-232
cable.
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Specifications
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Accuracy
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+/-1% full
scale +/-1 digit or better
(typical
+/-0.5% full scale)
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Overload Protection
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200%
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Temperature
Limits
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40-115๐F (5-45๐C)
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Factory Calibration Material
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0.20 mm Ø Polyamid
Monofilament
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Automatic Zero
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+/-20% of range
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Minimum
Access Space Required
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¾”
x 1” (20 x 26mm)
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Rel.
Humidity Limit
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95%
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Guide Roller/ Pin Material
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Rollers, Chrome-plated steel, std.:2000 m/min
Ceramic pins, optional: 6000 m/min
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Battery/ Life
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9 volt, long-life lithium (included),
non-rechargeable/ Approx. 80 hrs.
(Note: A standard 9V alkaline battery can be
used as a backup, but with greatly reduced
life.)
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Measuring
Principle
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Strain-gauge
bridge
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Low Battery Indicator
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LO BAT,
or equivalent display
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Maximum Sensing-Roller Displacement
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0.5 mm
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Weight
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14 oz. (400 g)
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Scanning
Frequency
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100/sec.,
except 40/sec. in PEAK mode
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Dimensions
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13”
x 1-3/4” x 1” (330 x 45 x 25mm)
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Display Update
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0.5 sec. (2 times per second)
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DATALOGGING “X” MODELS FEATURE
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Thermal
Drift
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0.25%
full scale per degree C
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Output Signals (analog)
(digital)
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0-2 VDC, proportional to tension
RS232 (9600, 8 N 1)
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Natural Frequency
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250 Hz
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Over
Range
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10% FS,
without accuracy guarantee
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Memory
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Last,
average, MAX, MIN, MAX-PEAK, MIN-PEAK
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Models Available
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Model
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Range*
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Model
With Pins
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ETMB-100
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0.5-100
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ETMPB-100
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Basic Models
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ETMB-200
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1-200
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ETMPB-200
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ETMB-500
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1-500
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ETMPB-500
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ETMX-100
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0.5-100
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ETMPX-100
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Datalogging Models
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ETMX-200
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1-200
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ETMPX-200
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ETMX-500
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1-500
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ETMPX-500
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* Units are grams or cN.
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