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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
Model LH70-1 LH70-2 LH70-3
Display 7 digits and minus display
Connectable measuring unit GB-ER, PL20C, SJ700A (Direct) / DG-B (Necessary to use the conversion adaptor which is sold separately)
Measuring unit input resolution Standard: 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 resolution Measuring unit input resolution or higher and diameter display (except for angle display)
Input signal A/B quadrature, Z phase (Conforms to EIA-422)
Minimum input phase difference 100 ns
Quantization error ±1 count
AlarmDisplay Measuring unit disconnect, Excess speed, Maximum display amount exceed, Power failure, Error in store data
Reset Resettable by key switch
Preset It is possible to store/call 3 kinds of numbers.
Reference point detection You detect the reference point of the measuring unit.
Data storage The system stores the value display before the power turn off and the setting values.
Linear compensation A 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
Sleep The display turns off automatically if no operations occur within a preset time, and you can set this time.
Power supply DC 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 consumption max.32 VA (connect at the AC adaptor.)
OperatingTemperature 0 to 40°C (non condensing)
Storage temperature -20 to 60°C (non condensing)
Mass Approx. 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)
Model LH70-1 LH70-2 LH70-3
Display 1 axis 2 axis 3 axis
Multi datum point 10
Bolt hole circle Displays coordinates for opening equidistant holes along the perimeter of a design diameter
Simple R cutting Display coordinates for simple R cutting
Line hole Displays 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.
Model LH70-3
Display 2-axis display (2-axis or 3-axis input)
Tool offset 12
Measuring unit input addition2 2-axis addition display is available
Display hold You hold the display value and enter the tool coordinate.

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