Siemens SINAMICS S120 Combi - X520 Encoder System Interface

Encoder system connection
11.1 Sensor Module Cabinet-Mounted SMC20
SINAMICS S120 Combi
208 Manual, Edition 07/2012, 6SL3097-4AV00-0BP3
11.1.3.3 X520 encoder system interface
Table 11- 2 X520 encoder system interface
Pin Signal name Technical specifications
1 P encoder Encoder power supply
2 M encoder Ground for encoder power supply
3 A Incremental signal A
4 A* Inverse incremental signal A
5 Ground Ground (for internal shield)
6 B Incremental signal B
7 B* Inverse incremental signal B
8 Ground Ground (for internal shield)
9 Reserved, do not use
10 Clock Clock, EnDat interface, SSI clock
11 Reserved, do not use
12 Clock* Inverted clock, EnDat interface,
inverted SSI clock
13 +Temp Motor temperature measurement KTY84-1C130
(KTY+)
Temperature sensor KTY84-1C130 / PTC
14 P sense Sense input encoder power supply
15 Data Data, EnDat interface,
SSI data
16 M sense Ground sense input encoder power supply
17 R Reference signal R
18 R* Inverse reference signal R
19 C Absolute track signal C
20 C* Inverse absolute track signal C
21 D Absolute track signal D
22 D* Inverse absolute track signal D
23 Data* Inverse data, EnDat interface,
Inverse SSI data
24 Ground Ground (for internal shield)
25 -Temp Motor temperature measurement KTY84-1C130
(KTY-)
Temperature sensor KTY84-1C130 / PTC
Connector type: 25-pin SUB D connector
Measuring current via temperature sensor connection: 2 mA
NOTICE
The KTY temperature sensor must be connected with the correct polarity.
If the sensor is connected with the incorrect polarity, it cannot detect if a motor overheats.