Rotary Encoder For Rotary Knob; Led Foil; Synchronous Motor - Getinge MAQUET CARDIOHELP Service Manual

2.11.3 Rotary Encoder for Rotary Knob

Rotary encoder
Main function
Incremental encoder with 16 snap-ons
n
Communication with HMI PCB
n
Speed/flow regulation RPM/LPM
Specification
Power supply
Operating voltage range
Power consumption

2.11.4 LED Foil

LED foil
Main function
n
Pump speed display
– Control via drive control unit (sensor PCB)
Additional function
n
Display back-up
Specification
Power supply
Operating voltage

2.11.5 Synchronous Motor

Main function
n
Creation of a rotating magnetical field as a drive for the disposable (rotor).
Additional function
n
Regulated magnetic field
Design
n 2 x 2 analog Hall Sensors
n 1 digital Hall Sensor for speed indicator and communication with drive control unit
n 1 temperature sensor (2 phases) - 1 phase is used
| CARDIOHELP System |
3 ... 24 V DC
< 10 mA
~2 V DC by 2mA constant current
Copyright Maquet Cardiopulmonary GmbH
2 System Components | 23 |
Service Manual | 3.3 | EN | 05