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Siemens D 21.4 · 2017
SINAMICS S120 drive system
Supplementary system components
Encoder system connection
> SME120/SME125 Sensor Modules External
7
■
Technical specifications
SME120 Sensor Module External
6SL3055-0AA00-5JA3
SME125 Sensor Module External
6SL3055-0AA00-5KA3
Encoder
• Incremental encoder sin/cos 1 V
pp
with 5 V power supply
• Absolute encoder EnDat 2.1
with 5 V voltage supply
• Absolute encoder SSI with incremental signals
sin/cos 1 V
pp
with 5-V voltage supply
Signal subdivision
(interpolation)
≤
16384 × (14 bits)
≤
16384 × (14 bits)
Max. encoder frequency that can be
evaluated
kHz
≤
500
≤
500
SSI/EnDat 2.1 baud rate
kHz
–
100
Measuring system interface
12-pin M23 circular connector
17-pin M23 circular connector
Temperature sensor input
6-pin M17 circular connector
6-pin M17 circular connector
Hall-effect sensor input
9-pin M23 circular connector
–
Output
IP67 DRIVE-CLiQ connector
IP67 DRIVE-CLiQ connector
Current requirement, max.
at 24 V DC,
without taking encoder into account
A
0.16
0.16
• Current carrying capacity of the en-
coder supply,
for measuring system (at 5
V
DC) and,
where applicable, including hall effect
sensor box
A
0.35
0.35
• Conductor cross-section
Acc. to connector contacts
Acc. to connector contacts
• Protection
Via DRIVE-CLiQ power supply source
Via DRIVE-CLiQ power supply source
Power loss, max.
W
4.5
4.5
PE connection
M4 screw/1.8 Nm
M4 screw/1.8 Nm
Cable length, max.
• To measuring system
1)
/temperature
sensor
m (ft)
3 (9.84)
3 (9.84)
• To automatic speed control
m (ft)
100 (328)
100 (328)
Degree of protection
IP67
IP67
Dimensions
• Width
mm (in)
117.6 (4.63)
117.6 (4.63)
• Height
mm (in)
43.1 (1.70)
43.1 (1.70)
• Depth
mm (in)
127 (5)
127 (5)
Weight, approx.
kg (lb)
0.7 (1.54)
0.7 (1.54)
Certificate of suitability
cULus
cULus
1)
The maximum cable length at the encoder system interface depends on
the current drawn by the encoder system and the cross-section of the
supply conductors in the cable, however, a maximum of 10 m (32.8 ft)
(for detailed information, see Manual SINAMICS S120 Control Units)
.
© Siemens AG 2017