Theory of Operation
28
40-5648-51B
Pump design description
Listed in this chapter are descriptions of each functional
block and its role in pump operation and system safety.
Logic core of Medfusion™ 3000 Series pumps
The block diagram below shows interrelation between
the different assemblies of the Medfusion™ 3000 Series
pump.
Graphical Display Board
240x64
Keypad & Indicator Lights
Speaker
IR Serial Comm
Link
AC Power Input
& Power Supply
DC Power Input
Jack
Rechargeable
Battery Pack &
Battery Gage
Interconnect
Board
Main System Board
(Logic Core)
Watch-
Dog
Buzzer
Sensor
Motor Rotation
Stepper
Motor
Syringe Size
Sensor
Sensor
Syringe Ear Loaded
Sensor
Plunger Travel
Loaded Sensor
Syringe Plunger
& PreAmp Board
Force Transducer
Block Diagram for Medfusion™ 3000 Series Infusion Pump
Main circuit board
Main microprocessor
The
main circuit board
has one main microprocessor,
68HC11, with responsibilities for the following tasks:
a) Controlling the graphical display of information.
b) Responding to the keypad and controlling visual
indicators on the keypad.
c) Controlling the primary speaker.
d) Controlling the
stepper motor which drives the
syringe plunger.
e) Monitoring syringe sensors: syringe size, syringe
flange (ear) loaded, syringe plunger loaded, syringe
plunger position, and syringe plunger force.
f) Communicating with the smart battery gauge.
g) Controlling the external serial communication.
Содержание Medfusion 3000 Series
Страница 1: ...s Medfusion 3000 Series Technical Service Manual ...
Страница 2: ...Table of Contents ii 40 5648 51B ...
Страница 20: ...Introduction 14 40 5648 51B ...
Страница 32: ...Scheduled Maintenance 26 40 5648 51B ...
Страница 80: ...Troubleshooting 74 40 5648 51B ...
Страница 116: ...Calibration Adjustment 110 40 5648 51B ...
Страница 158: ...Assembly Drawings Parts Lists 152 40 5648 51B Medfusion 3000 series main pump assembly See Note 1 ...
Страница 160: ...Assembly Drawings Parts Lists 154 40 5648 51B Case bottom assembly Medfusion 3500BC ...
Страница 162: ...Assembly Drawings Parts Lists 156 40 5648 51B Case top assembly w plunger ...
Страница 164: ...Assembly Drawings Parts Lists 158 40 5648 51B Case top assembly without plunger ...
Страница 167: ...Assembly Drawings Parts Lists 161 40 5648 51B Barrel clamp assembly GREASE SILICONE III SOLDER NO CLEAN ...
Страница 172: ...Assembly Drawings Parts Lists 166 40 5648 51B Accessories parts list Poleclamp assembly ...
Страница 182: ...Index 176 40 5648 51B ...
Страница 183: ......