ND 287

ND 287

Axes

One; option: second input through encoder module

Encoder inputs

Input frequency

  1 VPP,   11 µAPP, or EnDat1) (automatic interface detection)

  1 VPP: ≤ 500 kHz;   11 µAPP: ≤ 100 kHz

Subdivision factor

4096-fold

Display step2)

Configurable, up to nine digits

Linear axis: 0.5 µm to 0.002 µm; angular axis: 0.5° to 0.000 01° (00° 00’ 00.1”)

Analog input

Option: ±10 V via analog module; resolution: 5 mV

Display

Screen for position values, dialog boxes, input fields, graphing functions, and soft keys

Functions

• REF reference-mark evaluation for distance-coded or single reference marks
• Two presets and distance-to-go mode
• External operation via serial interface
• Sorting and tolerance checking
• Measurement series with minimum and maximum value recording
• Storage of measured values (up to 10 000)
• Functions for statistical process control (SPC)
• Graphical depiction of distribution/histogram
• Sum/difference display (with second encoder module)
• Thermal compensation (with analog module)

Axis-error compensation

Linear axis: linear, and segmented linear via 200 compensation points

Angular axis: segmented linear with 180 compensation points (every 2°)

Data interface

RS-232-C/V.24; USB (Type B); option: Ethernet 100BaseT, via Ethernet module

Switching outputs

for automation tasks

• Zero crossover; trigger points 1 and 2
• Sorting signals ''<” and ''>”
• Errors

Switching inputs

for automation tasks

• Zero reset, set displayed value
• Move to reference point and ignore reference signals
• Measured value output or display freeze
• Start measurement series
• Minimum, maximum, and difference display
• Gating of the two encoder inputs
• Sum or difference display
• Display of measured value 1 or measured value 2

Accessories

Mounting adapter, encoder module, analog module, Ethernet module

Power connection

AC 100 V to 240 V (–15 % to +10 %), 48 Hz to 62 Hz; 30 W

Operating temperature

0 °C to 50 °C (storage temperature: –40 °C to +85 °C)

Protection EN 60529

IP40; front panel: IP54

Mass

 2.5 kg

1) Purely serial, with no evaluation of incremental signals

2) Depends on the signal period of the connected encoder (Display step  Signal period/4096)