Installation Instructions en
5
Specifications
Device
Housing
Benchtop design, cast-metal housing
ND 280: 1 axis
Axes
ND 287: 2 axes (2nd axis optional)
Display
Visual display
Dialogs and inputs, graphic functions,
unit
graphic positioning aid
Only ND 287: Additional color LCD dis-
play for position values
Status display: Operating mode, axis
(ND 287 with axis coupling), scaling fac-
tor, compensation, stopwatch, unit of
measure, datum number, soft-key level
Position display and measured-value
display with selectable display resoluti-
on
Display step
Linear axes: 0.5 mm to 0.001 µm, de-
pending on the signal period
Rotary axes: 0.5° to 0.000001°
(00°00'00.1"), depending on the signal
period
Electrical data
Power supply
100 V AC to 240 V AC; 50 Hz to 60 Hz;
max. 30 VA
Line fuse
2 x T500 mA
Encoder interface 15-pin D-sub socket
Incremental HEIDENHAIN encoders
with sinusoidal signals:
Absolute HEIDENHAIN encoders with
EnDat interface (purely serial)
Cable length 100 m max.
Possible signal periods for linear and ro-
tary encoders:
For rotary encoders:
1 to 999 999.999
For linear encoders:
0.000 000 01 µm to 99 999.9999 µm
Data
9-pin D-sub socket
interface
RS-232-C/V.24
USB data in-
USB Type B (UART) socket
terface
Cable length: max. 5 m
24
11 µA
PP
Input frequency 100 kHz max.,
Cable length 30 m max.
1 V
PP
Input frequency 500 kHz max.,
Cable length 60 m max.
Electrical data
Only ND 287:
25-pin D-sub socket
Switching
Signal level at the inputs:
inputs and
High: +3.9 V ≤ U ≤ 15 V
outputs
Low: –0.5 V ≤ U ≤ 0.9 V; I ≤ 6 mA
Signal level at the outputs:
High: U ≤ +32 V; I ≤ 10 μA
Low: U ≤ +0.4 V; I ≤ 100 mA
Ambient conditions
Operating
0 °C to 50 °C (32 °F to 122 °F)
temperature
Storage
-40 °C to 85 °C (-40 °F to 185 °F)
temperature
Relative air hu-
Annual mean: < 75 %
midity
In exceptional cases: < 90 %
General information
Directives
EMC Directive 2004/108/EC
Low Voltage Directive 2006/95/EC
Pollution de-
II
gree
Protection
Rear panel: IP 40
EN 60529
Front panel: IP 54
Weight
Approx. 2.5 kg
Dimensions
See dimension drawings in the Appendix.
All dimensions are in millimeters [mm].
ND 200