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Magnescale LH70 Digital Readout

Made in Japan
Manufacturer: Magnescale Co., Ltd.
Model: LH70

Features

LH70

  • Counter for Milling machine and Lathe
  • Display Resolution Switching
  • Machine error compensation
  • Data Storage
  • Reset/Preset
  • Detecting Reference Point of Measurement Unit
  • Program function
  • Multi datum point
  • Milling function (Bolt hole circle / Easy R cutting / Line hole)
  • Lathe function (Tool coordinating / Adding function)

Specifications

 

Specifications
ModelLH70-1LH70-2LH70-3
Display7 digits and minus display
Connectable measuring unitGB-ER, PL20C, SJ700A (Direct) / DG-B (Necessary to use the conversion adaptor which is sold separately)
Measuring unit input resolutionStandard: 0.1 μm, 0.5 μm, 1 μm, 5 μm, 10 μm, 1 s, 10 s, 1 min, 10 min Expanded: 100 μm, 50 μm, 25 μm, 20 μm, 2 μm, 0.05 μm, 1 degree can add
Display resolutionMeasuring unit input resolution or higher and diameter display (except for angle display)
Input signalA/B quadrature, Z phase (Conforms to EIA-422)
Minimum input phase difference100 ns
Quantization error±1 count
AlarmDisplayMeasuring unit disconnect, Excess speed, Maximum display amount exceed, Power failure, Error in store data
ResetResettable by key switch
PresetIt is possible to store/call 3 kinds of numbers.
Reference point detectionYou detect the reference point of the measuring unit.
Data storageThe system stores the value display before the power turn off and the setting values.
Linear compensationA fix compensation is apply to the measuring unit’s count value. Compensation amount Standard: ±600 um/m (Expanded: ±1000 um/m)
Program
  • You can program machining coordinates with a maximum of 850 program steps.
  • 1. Manual programming by key switch
  • 2. Automatic programming by playback
  • 3.A mirror image appears during programming execution.
  • 4. A canned cycle (bolt hole
SleepThe display turns off automatically if no operations occur within a preset time, and you can set this time.
Power supplyDC 12 V Rating 0.75 A Max. 1 A AC 100 V to 240 V ±10 % When using the AC adaptor PSC-22 (For U.S. only) or PSC-23 (For Europe and other countries) *Option
Power consumptionmax.32 VA (connect at the AC adaptor.)
OperatingTemperature0 to 40°C (non condensing)
Storage temperature-20 to 60°C (non condensing)
MassApprox. 1.5 kg
When the LH70 general-purpose applications or milling machine function (General setting in the model type selection mode of the basic settings)
ModelLH70-1LH70-2LH70-3
Display1 axis2 axis3 axis
Multi datum point10
Bolt hole circleDisplays coordinates for opening equidistant holes along the perimeter of a design diameter
Simple R cuttingDisplay coordinates for simple R cutting
Line holeDisplays coordinates for opening equidistant holes along a design straight line
When you select the LH70 lathe function, it activates in the model type selection mode of the basic settings.
ModelLH70-3
Display2-axis display (2-axis or 3-axis input)
Tool offset12
Measuring unit input addition22-axis addition display is available
Display holdYou hold the display value and enter the tool coordinate.

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