Renishaw SPA1 Installation Manual page 10

Servo power amplifier
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System description
8
4.4.2 Derivative .......................................................................................................................... 25
4.4.3 Proportional....................................................................................................................... 25
4.4.4 Zero offset ......................................................................................................................... 25
4.4.5 Max speed......................................................................................................................... 25
4.5
Adjusting the SPA drives ............................................................................................................. 26
4.5.1 Max speed adjustment ...................................................................................................... 26
4.6
Adjustment of the inductance of the motor drive system............................................................. 28
5 System interconnection diagrams.......................................................................................................... 30
5.1
Cable connections ....................................................................................................................... 30
5.1.1 Emergency stop cable....................................................................................................... 30
5.1.2 SPA cable ......................................................................................................................... 31
5.1.3 Machine I/O cable ............................................................................................................. 32
6 Maintenance .......................................................................................................................................... 33
7 Testing and verification.......................................................................................................................... 34
8 Revision history ..................................................................................................................................... 35

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