RTMB / RTMX Digital Tension Meter RTMB / RTMX Dual Flange Rollers up to 30mm Width BTMB / BTMX Single Flange Rollers up to 30mm Width The RTMB / BTMB Digital Tension meter accurately measures the running line tension of all kinds of tape such as, textile ribbons, films, foils, fiber bunches etc. Cylindrical rollers pointing toward the operator allows the operator to easily see the material being measured and the display. RTMX / BTMX Additional Features       Built-in datalogging with RS232 and 0-1 VDC Analog output       Memory capacity of 100 values plus min, max, peak, avg and standard deviation       Optional TensionView software available for batch download or continuous real-time trending    Features ü    Roller shifting mechanism ensures easy acquisition of the running material ü    Cylindrical rollers pointing toward the operator ü      Dual-flanged outer guide rollers (single-flanged rollers optional, recommended if the material being measured is wider than the tape roller)  Tension Ranges Model Range Resolution Measuring Head Width mm BTMB-200 BTMX-200 2.0 - 200.0 g 0.1 g 55 BTMB-500 BTMX-500 5.0 - 500.0 g 0.1 g 55 BTMB-1000 BTMX-1000 50 - 1000 g 1 g 55 BTMB-2000 BTMX-2000 200 - 2000 g 1 g 55 BTMB-2500 BTMX-2500 250 - 2500 g 1 g 117 BTMB-5000 BTMX-5000 500.00 - 5000.00 g 0.01 kg 117 BTMB-10K BTMX-10K 1.00 - 10.00 kg 0.01 kg 117 BTMB-20K-L BTMX-20K-L 2.00 - 20.00 kg 0.01 kg 217 BTMB-50K-L BTMX-50K-L 5.00 - 50.00 kg 0.01 kg 217  Tape Rollers Roller Width Line Speed ...m/min Roller Material 7 mm 1000 Nickel-plated steel 10 mm 1000 Hardcoated aluminum 15 mm 1000 Hardcoated aluminum 20 mm 1000 Hardcoated aluminum 30 mm 1000 Hardcoated aluminum  Complete Kit Supplied as a complete kit including tension meter, four (4) AA batteries, needle nose pliers and operating instruction manual all supplied in a foam fitted carrying case.  Specifications Accuracy From 10% up to 90% of tension range: ±0.5% full scale and ±1 digit remaining tension range and other calibration material: ± 3% full scale and ±1 digit  Overrange Approx. 15% full scale, without accuracy guarantee  Overload protection 100% of tension range  Measuring principle Strain gauge bridge  Measuring roller deflection 0.2 mm max.  Converter 12 bit A/D  Temperature Coefficient Gain: less than ±0.01 % full scale/ºC Zero point: less than ±0.3 % full scale/ºC  Display LCD 4 digit, 12 mm high  Display update rate Adjustable 0.5, 1, 2 or 4 s (averaging)  Field adjustment ±7 steps in 1.5 % increment  Memory MIN, MAX, PEAK and last value  Temperature range 10 -45 ºC  Air humidity 85 % relative humidity, max.  Housing Dimensions 235 x 76 x 45mm (LxWxH)