S120 Combi Power Modules   
3.3 Interface description 
  SINAMICS S120 Combi 
74  Manual, Edition 07/2012, 6SL3097-4AV00-0BP3 
3.3.8  X220 TTL encoder 
Table 3- 12  Encoder interface X220 
  Pin  Signal name  Technical specifications 
1  + Temp  Motor temperature sensing  
KTY84-1C130 (KTY+) 
Temperature sensor KTY84-1C130 / PTC 
2  Clock  Clock 
3  Clock*  Inverse clock 
4  P encoder 5 V 
5  P encoder 5 V 
Encoder power supply 
6  P sense  Sense input of encoder power supply 
7  M encoder (M)  Ground for encoder power supply 
8  - Temp  Motor temperature sensing  
KTY84-1C130 (KTY+) 
Temperature sensor KTY84-1C130 / PTC 
9  M sense  Ground sense input 
10  R  Reference signal R 
11  R*  Inverse reference signal R 
12  B*  Inverse incremental signal B 
13  B  Incremental signal B 
14  A*  Inverse incremental signal A 
 
 
15  A  Incremental signal A 
Type: Sub-D socket, 15-pin; TTL encoder; max. cable length 100 m 
 
 
 
Note 
Only 5 V TTL encoders are supported. 
 
DANGER 
 
Risk of electric shock! 
Only temperature sensors that meet the safety isolation specifications contained in 
EN 61800-5-1 may be connected to terminals "+Temp" and "-Temp". 
If these instructions are not complied with, there is a risk of electric shock!