Catalog PM 21 2013 - Siemens Industry, Inc.

SINAMICS S120 drive system
Encoder system connection
SME20/SME25 Sensor Modules External
© Siemens AG 2013
■ Technical specifications
3
Encoders
Signal subdivision
(Interpolation)
Max. encoder frequency
that can be evaluated
SME20 Sensor Module External
6SL3055-0AA00-5EA3
• Incremental encoder sin/cos 1 V pp
with 5 V power supply 0.35 A
≤ 16384-times (14 bit)
kHz ≤ 500 ≤ 500
SME25 Sensor Module External
6SL3055-0AA00-5HA3
• Absolute encoder EnDat
with 5 V power supply 0.35 A
• Absolute encoder SSI with incremental signals
sin/cos 1 V pp
with 5 V voltage supply 0.35 A
≤ 16384-times (14 bit)
SSI/EnDat 2.1 baud rate kHz – 100
Measuring system interface 12-pin M23 circular connector 17-pin M23 circular connector
Output IP67 DRIVE-CLiQ connector IP67 DRIVE-CLiQ connector
Current requirement, max. A 0.11 0.11
At 24 V DC,
not taking encoder into account
• 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 W < 4 < 4
PE connection M4 screw/1.8 Nm M4 screw/1.8 Nm
Cable length, max.
• To measuring system 1) 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) 58 (2.28) 58 (2.28)
•Height mm (in) 44 (1.73) 44 (1.73)
•Depth mm (in) 112 (4.41) 112 (4.41)
Weight, approx. kg (lb) 0.31 (0.7) 0.31 (0.7)
Approvals, according to cULus cULus
1) The maximum cable length for the encoder system interface depends on the current consumption of the encoder system and the cross-section of the wires
in the cable. However, the maximum length is 10 m (32.8 ft).
(for further details see Manual SINAMICS S120 Control Units and supplementary system components).
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