HEIDENHAIN ND 221 B v.2 - Manual (Page 11)

11
Rear Panel, Accessories
Power
switch Input X1 for one HEIDENHAIN
11 µA
pp
linear encoder
Data interface
Rear Panel
Ports X1 and X31 comply with the
recommendations in EN 50 178 for separation
from line power.
Encoder input X1
HEIDENHAIN flange socket 9-pin
Input signals 11 µA
pp
Maximum encoder cable length 30 m (98.5 ft)
Maximum input frequency 100 kHz
RS-232-C/V.24 data interface (X31)
25-pin D-sub connection (female)
Accessories
Connecting elements
Connector (male) 25-pin for D-sub connection X31
Id. Nr. 245 739-ZY
Data interface cable, 3 m (9.9 ft), 25-pin for D-sub con-
complete nection X31, Id. Nr. 274 545-01
Ground connection