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轉速計，又名轉速表、轉速儀，是機械行業的儀器之一，用來測定電機的轉速、線速度或頻率。常用于電機、電扇、造紙、塑料、化纖、紡織、汽車、飛機、輪船等制造業。 大多常用的為手持離心式轉速計。
轉速計，又名轉速表、轉速儀，是機械行業的儀器之一，用來測定電機的轉速、線速度或頻率。常用于電機、電扇、造紙、塑料、化纖、紡織、汽車、飛機、輪船等制造業。 大多常用的為手持離心式轉速計。美國Checkline旗下的轉速計一般為數字式，有接觸式和非接觸式兩種測量。非接觸式采用光電器件測量，無連接軸，對被測件無任何影響，提高測量精度。
例如Checkline DLM-107型轉速計/測長儀，主要是用來測織物和運輸帶的長度。
The Model Check-line DLM-107 Digital Length Meter is designed to accurately measure fabric length (or other moving belt material), in feet or meters.
NOTE: Shown with Optional Knurled Aluminum Wheel - LMA-3
Built-in memory for last, maximum, minimum and 10 separate readings
Rugged cast aluminum housing
NIST-Traceable calibration certification is OPTIONAL
Display Range | 0.10 to 25,000 rpm with floating decimal |
Accuracy | ±1% of indicated |
Measurement Units | Total Feet or Total Meters (optional) |
Memory System | 13 readings are stored in memory and retained for 5 minutes |
Over-Range Indicator | Flashing numerals |
Detection | Optical coupler, 60 pulses/rev |
Update Time | 1 second (typical) |
Batteries | Size: 2 1.5 V AA |
Operating Temp | 32 to 113 °F (0 to 45 °C) |
Weight | 0.9 pounds (400 grams) |
Dimensions | 7.3" L x 2.4" W x 1.8" H |
Warranty | 1 year |
訂貨清單
The DLM is supplied as a kit including two AA batteries and ａnd an operating instruction manual - all supplied in a foam-fitted carrying case.
MEASURING WHEEL NOT INCLUDED
配件
LMA-3 12" Knurled Aluminum Measuring Wheel
DT12 12 Inch Circumference Tachometer wheel, 7mm shaft
NISTCAL NIST Traceable Calibration Certificate
BATT-RC4AA-WC 4-pack 2300mAh AA Ni-MH Rechargeable Batteries & Charger Kit
訂貨型號
DLM-107A DLM-107 Digital Length Meter, Displays Feet, SUPPLIED WITHOUT MEASURING WHEEL
DLM-107A-M DLM-107A-M Digital Length Meter, Displays Meters, SUPPLIED WITHOUT MEASURING WHEEL
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