Elmo Server 1.3 Manuale Utente
A.7.1
Auxiliary Supply
Feature Details
Auxiliary power supply
DC source only
Auxiliary supply input voltage
24 V +15%
Auxiliary supply input power
20 W
The Tuba CANNOT operate without a 24 Volt Auxiliary Power Supply
Be sure to maintain power within the 24 V +15% range as higher voltages will
damage the fan.
A.8 Control
Specifications
A.8.1 Current
Loop
Feature Details
Controller type
Vector, digital
Compensation for bus voltage
variations
variations
“On-the-fly” gain scheduling
Motor types
AC brushless (sinusoidal)
DC brushless (trapezoidal)
DC brush
Linear motors
Moving coils
DC brushless (trapezoidal)
DC brush
Linear motors
Moving coils
Current control
Fully digital
Sinusoidal with vector control
Programmable PI control filter based on a
Sinusoidal with vector control
Programmable PI control filter based on a
pair of PI controls of AC current signals and
constant power at high speed
constant power at high speed
Current loop bandwidth
< 2.5 kHz
Current sampling time
Programmable 70 - 100
µsec
Current sampling rate
Up to 16 kHz; default 11 kHz
Tuba Installation Guide
Technical Specifications
MAN-TUBIG (Ver. 1.3)
A-7