HEIDENHAIN ND 287 User Manual - Manual (Page 93)

ND 287
93
II – 3 S
w
itc
h
ing inputs and outputs
II – 3 Switching inputs and outputs
Switching inputs at D-sub connection X41
Fig. II.58 Connections
X1 X32/X31
Danger to internal components!
 The power supply of external circuits must comply with
EN 50178 requirements for low voltage electrical
separation
.
 Connect inductive loads only with a quenching diode
parallel to the inductance
.
Danger to internal components!
Use only shielded cables and connect the shield to the
connector housing
.
Pin Function See page
1, 10 0 V
2 Reset to zero, clear error message Page 31
3 Set axis / coupled axes to value for datum point
4 Ignore reference mark signals (X1) Page 94
5 Start series of measurements / f(X1,X2) display Page 40
6 Externally select display value for series of measurements / X1 display
7 Display minimum value of series of measurements / X2 display
8 Display maximum value of series of measurements / X1+X2 display
9 Display difference MAX-MIN of series of measurements / X1-X2 display
22 Pulse: Transmit measured value Page 94 and
Page 44
23 Contact: Transmit measured value
24 Ignore reference mark signals (X2, optional) Page 94
25 Enable or disable REF mode (current REF status is changed) Page 22
12, 13 Do not assign
11, 20, 21 Vacant