Siemens SINUMERIK 808D ADVANCED

Commissioning Manual
90 01/2017
4.2.7
Fast input/output - X21
Pin assignment
Type
Mini Combicon 10-pin
Cable
Shielded cable
Max. length: 10 m
Max. cross-section: 1.5 mm
2
(when use one cable per connection)
Inputs
Permissible level (including ripple)
High level: 20.4 V to 28.8 V
Low level: -3 V to +5 V
Illustration
Pin
Signal
Comment
1
+24 V
+24 V input (20.4 V to 28.8 V)
2
NCRDY_1
NC ready signal contact 1
3
NCRDY_2
NC ready signal contact 2
4
DI1
Digital input, for connection to probe 1
5
DI2
Digital input, for connection to probe 2
6
BERO_SPINDLE or DI3
Spindle bero or digital input
7
DO1
Fast output
8
CW
Spindle rotating clockwise
9
CCW
Spindle rotating counter-clockwise
10
M
Ground
Connecting
You can connect the fast I/O to the inverter to control the spindle rotating direction (unipolar):
1)
See the following table for the enable status of pin 8 and pin 9 when the spindle rotates clockwise or counter-clockwise
respectively for unipolar 1 and unipolar 2.
Setpoint output
Spindle CW
Spindle CCW
Pin 8
Pin 9
Pin 8
Pin 9
Unipolar 1
On
Off
On
On
Unipolar 2
On
Off
Off
On