Magnescale
Magnescale LH71 Digital Readout
Manufacturer: Magnescale Co., Ltd.
Model: LH71
Features
- 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
- Scaling
- Milling function (Bolt hole circle / Easy R cutting / Line hole)
- Lathe function (Tool coordinating / Adding function)
Specifications
| Specifications | |||
|---|---|---|---|
| Model | LH71-1 | LH71-2 | LH71-3 |
| 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 be added | ||
| Display resolution | Measuring unit input resolution or higher and diameter display (except for angle display) | ||
| Input signal | A/B quadrature signal, Z signal | ||
| Minimum input phase difference | 100 ns | ||
| Quantization error | ±1 count | ||
| Alarm display | Measuring unit disconnect, Excess speed, Maximum display amount exceed, Power failure, Error in stored data | ||
| Reset | Resettable by key switch | ||
| Preset | It is possible to store/call 3 kinds of numbers. | ||
| Reference point detection | The reference point of the measuring unit can detect, and the datum point can relocate (during connection of measuring unit with a reference point) | ||
| Data storage | The value display before the power was turned off and setting values are store | ||
| Linear error compensation | A fixed compensation is apply to the measuring unit’s count value. Compensation amount Standard: ±600 um/m (Expanded: ±1000 um/m) | ||
| Segmented error compensation | The movement range of the measuring unit with a reference point can divide into a maximum of 32 sections, and error compensation is perform for each of these sections. Compensation amount: ±600 um (at each section) | ||
| Scaling | Scaling factor：0.100000 ～ 9.999999 | ||
| Program |
| ||
| Angle display | Can display as an angle value when the Digiruler is paste to the arc surface, and the diameter and Digiruler resolution are enter | ||
| Sleep | The display is turn off when no operations are made for a preset time. (The time can set.) | ||
| 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 (connected at the AC adaptor.) | ||
| Operating temperature | 0 ～ 40°C (no condensation) | ||
| Storage temperature | －20 ～ 60°C (no condensation) | ||
| Mass | Approx. 1.5 kg | ||
