Siemens SINUMERIK 802S Technical Manual page 22

Installing the Control System
2.3.2 Connecting the spindle measuring system (X6)
Pin assignment of the connector on the CNC side
Connectable encoder types
Characteristics
2-10
Measuring system interface (incremental encoder)
Connector designation: X6
Connector type:
Table 2–5 Pin assignment of the female connector X6
Pin Signal
1 n.c.
2 n.c.
3 n.c.
4 P5_MS
5 n.c.
6 P5_MS
7 M
8 n.c.
Signal names
A; A_N
B; B_N
Z; Z_N
P5_MS
M
Signal Specification: RS422
Signal type
VO
I
Incremental 5 V encoders can be connected directly.
The encoders must meet the following requirements:
Transmission method: Differential transmission with 5 V square-wave signals
Output signals:
Max. output frequency: 1.5 MHz
Phase offset between
tracks A and B:
Current consumption:
ENCODER
15-pin sub-D plug connector
Type Pin Signal
9 M
10 Z
11 Z_N
VO 12 B_N
13 B
VO 14 A_N
VO 15 A
Description
Track A
Track B
Zero Reference Mark
+5,2V Supply Voltage
Ground
Voltage output (supply)
5V input (5V signal)
Track A as true and negated signal (U
Track B as true and negated signal (U
Zero signal N as true and negated signal (U
90º ± 30º
max. 300 mA
Type
VO
I
15
I
I
I 9
I
I
U
, )
a1
a1
U
, )
a2
a 2
U
,
a0
SINUMERIK 802S base line
Start-Up
8
1
)
a 0