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HEIDENHAIN ND 231 / ND 231B Measured Value Display
Image: ND 231B front panel shown. Check your unit's ID label for its exact configuration.
The ND 231, ND 231B is an older HEIDENHAIN readout. If yours is giving trouble, Automation and Metrology can evaluate it for repair or help you find a suitable replacement. Listing here is not a stock or current-production claim.
Key specifications (from the HEIDENHAIN manual)
- Measured value display unit; bench-top cast-metal housing, 239 x 84.6 x 224 mm, approx. 1.5 kg (ND 231 B specifications)
- Encoder inputs: for encoders with sinusoidal output signals (11 µAPP); reference mark evaluation for distance-coded and single reference marks
- Input frequency: max. 100 kHz for 30 m cable length; display step adjustable; two datum points
- Functions: sorting and tolerance checking, switching and sorting signals, set and reset display to zero with external signal, measured value output
- Power supply: 100 to 240 Vac (-15% to +10%), 50 to 60 Hz, typically 8 W; protection IP 40
- Operating temperature: 0 to 45 °C
- Interface: RS-232-C/V.24, baud rates 110 to 38,400
Manual: ND 231 Operating Instructions (PDF) | ND 231B User's Manual (PDF)
we specialize in machine down readout repair or replacement
Send us the full model and the ID number from the unit's label, plus the encoders it connects to, so we can check the right configuration. Do not assume a similar model is a drop-in replacement. Pricing and lead times on request. Use Request a Quote.
Request a Quote Or call 1-888-354-2525.