Rev. 06/2022
7
3.1
Functional Description
The ITB throttle controls the supply of the gas-/air mixture to the gas engine. The integrated
stepper motor evaluates signals from a VariStep stepper motor driver and implements them in
changing the opening of the throttle. The speed and power of the engine are regulated in this
way.
System Overview (Example)
VariStep3 stepper motor driver
Master control
VariFuel gas mixer
Flywheel
ITB throttle with integrated stepper motor
Magnetic pickup
SC100 speed controller
Engine
Impulse line
Air
Air filter
Gas
Ball valve
Gas filter
Double safety valve
Balance/Zero pressure regulator
3 Intended Use
Summary of Contents for ITB 100 Series
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