Siemens SINAMICS S120 Equipment Manual page 340

Options
8.7 K48, SMC20 Sensor Module Cabinet-Mounted for sin/cos incremental encoder or EnDat absolute encoder
Encoder interface -X520
Table 8- 6 Encoder interface -X520
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Connector type: 25-pin sub D connector (pin)
340
Signal name
P encoder
M encoder
A
A*
Ground
B
B*
Ground
Reserved, do not use
Clock
Reserved, do not use
Clock*
+ Temp
P sense
Data
M sense
R
R*
C
C*
D
D*
Data*
Ground
- Temp
Technical specifications
Encoder power supply
Ground for encoder power supply
Incremental signal A
Inverted incremental signal A
Ground (for internal shield)
Incremental signal B
Inverted incremental signal B
Ground (for internal shield)
Clock, EnDat interface, SSI clock
Inverted clock, EnDat interface,
inverted SSI clock
Motor temperature measurement KTY84-1C130
(KTY+)
Temperature sensor KTY84-1C130/PTC
Sense input for encoder power supply
Data, EnDat interface,
SSI data
Ground for sense input for encoder power supply
Reference signal R
Inverted reference signal R
Absolute track signal C
Inverted absolute value signal C
Absolute track signal D
Inverted absolute track signal D
Inverted data, EnDat interface,
inverted SSI data
Ground (for internal shield)
Motor temperature measurement KTY84-1C130
(KTY-)
Temperature sensor KTY84-1C130/PTC
S120 Cabinet Modules Equipment Manual
Manual, (GH5), 10/2008, A5E00427098A