HEIDENHAIN ND 920 - Manual (Page 65)

65
Encoder inputs For encoders with
7 to 16 µA
pp
or
16 to 40 µA
pp
output signals
Grating period: 2, 4, 10, 20, 40,
100, 200 µm, and 12.8 mm
Reference mark evaluation for
distance-coded and single
reference marks
Input frequency Max. 100 kHz with 30 m cable
Display step Adjustable
(see “Linear Encoders”)
Datum points 99 (nonvolatile)
Functions
−
Tool radius compensation
−
Distance-to-go display
−
Program memory for
99 positioning steps
−
Probing functions
−
Circular & linear hole patterns
−
Rectangular pocket
−
Scaling factor
−
Eight switching ranges 1)
−
Zero reset with external signal 1)
−
Measured value output 1)
RS-232-C/V.24 Baud rates:
Interface 1) 110, 150, 300, 600, 1200, 2400,
4800, 9600, 19 200, 38 400
1) Option with ND 920/ND 960
Housing ND 920 / ND 960
Bench-top design, cast-metal housing
300 x 200 x 108 mm (W x H x D)
NDP 960
For panel mounting using supplied mounting
frame, cast-metal housing
350 x 250 x 108 mm (W x H x D)
Operating temp. 0° to 45°C (32° to 113°F)
Storage temp.
−
30° to 70°C (
−
22° to 158°F)
Weight 3 kg (approx.)
Relative humidity < 75% annual average
< 90% in rare cases
Power supply 100 V to 240 V (
−
15% to +10%)
48 Hz to 62 Hz
Power consumption ND 960 / NDP 960: 19 W
ND 920: 17 W
Protection IP 40 (IEC 529)
Specifications
Specifications