8. Options and Accessories
8.3. Encoder Option MCB 102
The encoder module can be used as feedback source for closed loop Flux control (par. 1-02) as well as closed loop speed control (par. 7-00). Configure
encoder option in parameter group 17-xx
Used for:
• VVC
plus
closed loop
• Flux Vector Speed control
• Flux Vector Torque control
• Permanent magnet motor
Supported encoder types:
Incremental encoder: 5 V TTL type, RS422, max. frequency: 410 kHz
Incremental encoder: 1Vpp, sine-cosine
Hiperface® Encoder: Absolute and Sine-Cosine (Stegmann/SICK)
EnDat encoder: Absolute and Sine-Cosine (Heidenhain) Supports version 2.1
SSI encoder: Absolute
Encoder monitor:
The 4 encoder channels (A, B, Z, and D) are monitored, open and short circuit can be detected. There is a green LED for each channel which lights up
when the channel is OK.
NB!
8
The LEDs are only visible when removing the LCP. Reaction in case of an encoder error can be selected in par. 17-61: None, Warning
or Trip.
When the encoder option kit is ordered separately the kit includes:
•
Encoder module MCB 102
•
Enlarged LCP fixture and enlarged terminal cover
The encoder option does not support FC 302 frequency converters manufactured before week 50/2004.
Min. software version: 2.03 (par. 15-43)
154
MG.33.BA.02 - VLT
®
is a registered Danfoss trademark
FC 300 Design Guide
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