DLM-107A 美国Checkline 转速仪 DLM-107A 美国Checkline 测长计
深圳市汉斯福特科技有限公司
杨工
座机：0755-26552352
手机：13352927502
传真：0755-23343535
Q Q:
1138493826
公司地址：龙华新区大浪街道大浪社区伟达工业园A栋2楼
公司网址：
概述
The Model 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
特性
1.
Built-in memory for last,
maximum, minimum and 10 separate readings
2.
Rugged cast aluminum housing
3.
NIST-Traceable calibration
certification is OPTIONAL
磁性转速仪利用旋转磁场，在金属罩帽上产生旋转力，利用旋转力与游丝力的平衡来指示转速。 磁性转速表，是成功利用磁力的一个典范，是利用磁力原理的机械式转速仪；一般就地安装，用软轴可以短距离异地安装。磁性转速仪，因结构较简单。异地安装时软轴易损坏。
参数
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
(last, max., min., and 10 measurements) |
Over-Range Indicator | Flashing numerals |
Detection | Optical coupler, 60 pulses/rev |
Update Time | 1 second (typical) |
Batteries | Size: 2 1.5 V AA
Life: Approx. 65 hrs. (DT-105A)
Life: Approx. 40 hrs. (DT-107A) |
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 |
订货清单
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
离心式转速仪利用离心力与拉力的平衡来指示转速。 离心式转速仪是最传统的转速测量工具，是利用离心力原理的机械式转速仪；测量精度一般在1~2级，一般就地安装。一只优良的离心式转速仪不但有准确直观的特点，还具备可靠耐用的优点。但是结构比较复杂 。
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
转速表一般设置在仪表板内，与车速里程表对称地放置在一起。转速表是按照磁性原理工作的，它接收点火线圈中初级电流中断时产生的脉冲信号，并将此信号转换为可显示的转速值。发动机转速越快，点火线圈产生的脉冲次数越多，表上显示的转速值就越大。
订货型号
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
