This Service Manual is available under
the following part number:
Languages of this ManualDesignationPart No.
The complete Service Manual contains
the following pages:
DesignationPart No.
Service Manual Infusomat® fmS, English . . . . . . . . . . 8713 9124
Service Manual Infusomat® fmS, German . . . . . . . . . . 8713 9123
Page 0-1 to page 0-10
Page 1-1 to page 1-12
Page 2-1 to page 2-8
Page 3-1 to page 3-10
Page 4-1 to page 4-20
Page 5-1 to page 5-2
Page 6-1 to page 6-2
Page 7-1 to page 7-4
Page 8-1 to page 8-8
Page 9-1 to page 9-2
Page 10-1 to page 10-4
Page 11-1 to page 11-2
Page A-1 to page A-2
0 - 2 Infusomat® fmS 2.3 gb
0
0 - Table of Contents
Important Preliminary RemarksService Work Page 0 - 5
Technical Safety Checks Page 0 - 5
Current Versions Page 0 - 5
Revision Service Page 0 - 5
Quality Management Page 0 - 6
Checks and Repair Page 0 - 6
Notes on ESD Page 0 - 6
Spare Parts and Test Equipment Page 0 - 7
Setting Off Page 0 - 7
List of Abbreviations Page 0 - 8
Contact PersonsTechnical Training Page 0 - 9
Entry for Technical Training Page 0 - 9
Ordering of Spare Parts and Test Equipment Page 0 - 9
Service Hotline Page 0 - 9
Return of Spare Parts and Test Equipment Page 0 - 9
Safety Officer
Service ProgramStructure of the Service Program Page 3 - 1
Additional Functions with
Plugged Service Connector Page 3 - 2
Start / Quit the Service Program Page 3 - 3
Unit Data Page 3 - 3
History Data Page 3 - 4
Test Page 3 - 5
Unit Modifications Page 3 - 6
Calibration Page 3 - 9
Revision DocumentationRevision Service-Documentation Page A - 1
Current Information Page A - 1
0 - 4 Infusomat® fmS 2.3 gb
0
0 - Important Preliminary Remarks
Service WorkThe present manual is for your information only. The possession of
this manual does not authorize the performance of service work.
Service tasks may only be executed by persons, who
-have received appropriate training on the system from
B.
Braun
-are included in the revision service
-possess the necessary test equipment and mechanical aids,
and
-fulfill the personal requirements (training and knowledge).
Technical Safety ChecksThe user is obliged to perform or to have performed the Technical
Safety Checks on those medial products for which these checks
have been prescribed by the manufacturer and to carry them out
according to the indications of the manufacturer as well as the
generally approved technical standards while adhering to the pe
riods stated (§ 6 MP BetreibV).
-
B. Braun also recommends training on the Technical Safety
Checks, or to perform at least the steps indicated in the current
version of the manual, as:
-the TSC requires that the instructions in the manuals are ob-
served
-the manuals are a reference for measurements
-depending on the unit type, the Service Program must be
called which may lead to a dangerous unit condition in case
of inappropriate operation. Furthermore, a special service
connector may be necessary.
Current VersionsThis manual version corresponds to the state when the manual
was written. B
cations. The state of the revision is indicated by the index number
in the footer of every page.
Revision ServiceThe possession of this manual does not automatically mean inclu-
sion in the revision service. You will be included in the revision
service after:
-technical training by B. Braun Melsungen or
-a written order placed with the sales department of B. Braun
(fee required).
Braun reserves the right to make technical modifi-
Responsibility of the ManufacturerThe manufacturer, person who assembles, installs or imports the
device can only be held responsible for safety, reliability and per
formance if
-mounting, enhancements, new settings, changes or repairs
are carried out by duly authorized persons,
Infusomat® fmS 2.3 gb 0 - 5
-
0
Fig.: 0 - 1
Important Preliminary Remarks
-the electrical installation in the corresponding room meets
the requirements of the VDE 0107, VDE 0100 part 710 or
IEC 60364-7-710 and the national standards,
-the device is used in accordance with the instructions for use
and the Service Manual,
-the Technical Safety Checks are performed at regular intervals,
-a current manual which corresponds to the revision state is
used when carrying out maintenance, repair and service,
-the service technician takes part in the revision service,
-the technician has participated in a technical training course
for the specific B.
Quality ManagementB. Braun is certified in accordance with DIN EN ISO 9001 and
ISO
13485. This certification also includes maintenance and serv-
ice.
The unit has the CE label. The CE label confirms that the device
corresponds to the “Directive of the Council for Medical Products
93/42/EC” of June 14, 1993.
Braun unit.
Checks and RepairTraining may only be performed by B. Braun. The possession of the
manual does not authorize the performance of repairs. The in
structions on electrostatic sensitive components (ESD standards)
must be observed.
After repair a device check or diagnosis is to be carried out.
Notes on ESDSemiconductors can be destroyed by electrostatic discharge. Es-
pecially MOS components can be damaged by interference from
electrostatic fields, even without discharge via contact. This type
of damage is not immediately recognizable. Unit malfunctions
can even occur after a longer period of operation.
Each workstation must be equipped according to the recommendations with the necessary static protective measures, if ESD
components or boards are handled.
Each workstation must be equipped with a conductive table surface. The conductive surface, the soldering iron or the soldering
stations must be grounded via protective resistors.
Chairs must be of antistatic design. The floor or floor mats should
be of electrically conductive material.
Personnel must wear conductive wristbands which are connected
to a central ground potential via protective resistors, e.g. the
ground contact of a wall outlet. Furthermore it is recommended
that personnel wear cotton clothing and electrically conductive
shoes to prevent electrostatic charge.
-
0 - 6 Infusomat® fmS 2.3 gb
0
Note
CAUTION
WARNING
Important Preliminary Remarks
Spare Parts and Test EquipmentOnly use original spare parts from the manufacturer. Do not
tamper with assembly groups which can only be exchanged com
pletely. The spare parts required are listed in Section 9.
Service personnel are responsible for the calibration of their test
equipment. Original test equipment can be calibrated at the
works of B.
Setting OffAdditional notes and warnings are set off as follows:
Is used for additional or special notes concerning information and
working steps.
Braun. Further information is available upon request.
-
Is used for working steps which may result in damage to the unit,
system or to a connected device.
IS USED FOR WORKING STEPS WHICH MAY RESULT IN PERSONAL
INJURY.
References to chapters are shown as follows
(see “Setting Off“ ➨ pg. 0 - 8)
References to figures and tables are shown as follows
Fig.: 2 - 3 or Table 2 - 1
References to item numbers in figures are shown as follows
(Fig.: 1 - 1 / Item 1)
In this case “Fig.: 1 – 1“ is the figure number and “Item 1“ the item
number within the figure.
When the Service Manual is stored as pdf-file, these references
are displayed green. Click with the mouse button on a reference
to jump to the corresponding source.
Menu commands are described as:
Menu
File
.
Infusomat® fmS 2.3 gb 0 - 7
0
Important Preliminary Remarks
List of AbbreviationsAbbreviations which are not generally known, but are used in this
manual, are listed below.
CCComputer Controlled
CLRClear
DigDigit
ESD Electrostatic Discharge
UAUnit Alarm
FuPFunction Microprocessor
KuPControl Microprocessor
LCD Liquid Crystal Display
OIL Original Infusomat Line
PCA Patient Controlled Analgesia
TSC Technical Safety
Check
TEMP Temperature
0 - 8 Infusomat® fmS 2.3 gb
0
pg:0 - 10
0 - Contact Persons
Technical TrainingVia local representative.
Entry for Technical TrainingApplication for a technical training course must be made via the
responsible representative.
Ordering of Spare Parts and Test EquipmentPlease contact your local B. Braun subsidary.
Return of Spare Parts and Test EquipmentB. Braun Melsungen AG
Schwarzenberger Weg 73-79
Wareneingang Werk C
34 212 Melsungen
Germany
Safety Officer
(§ 30 MPG)
TranslationBrückner GmbH, Germany
Dr. Ludwig Schütz
e-mail: ludwig.schuetz@bbraun.com
Infusomat® fmS 2.3 gb 0 - 9
Contact Persons
0
For your notes:
0 - 10 Infusomat® fmS 2.3 gb
1
Fig.: 1 - 1 Unit design Infusomat® fmS
Handle
Door lock
Control LEDs
Keyboard
LCD-display
Softkeys
Guide for short pole clamp
Drop sensor socket
Flow inhibitor
Air inline sensor
Drop sensor
Mains connection
Potential equalization
fm Recessed plug
Optical
MFC-socket
interface
Peristaltic pump
Barcode label
1 - 12
1 - System Overview
Physical ConstructionThe Infusomat® fmS is a compact volumetric peristaltic infusion
pump.
Standard delivery rate range 0.1 to 999.9 ml/h
The unit is operated via a membrane keyboard. It is equipped with
an LCD-display (liquid crystal display) for the display of the deliv
ery rate and the operating support of the user. Two control LEDs
display alarms, and the running of the infusion pump.
-
Infusomat® fmS 2.3 gb 1 - 1
Barcode
A barcode label is attached to the left front side of new Infusomat® fmS unit versions which can be retrofitted on previous devices. This barcode label is used to read the serial and DIANET type
number via a scanner when the Infusomat® fmS is operated in an
fm-system.
System Overview
1
WARNING
Note
Infusion Lines
The Infusomat® fmS can be operated with the Original Infusomat® Line (OIL) and the Infusomat® Space Line. The lines are distinguished by the different silicone pump segments. They have to
be inserted in a different way; in addition the TSC differs.
OPERATING THE UNIT ALTERNATELY WITH THE ORIGINAL INFUSOMAT® LINE AND THE INFUSOMAT® SPACE LINE IS NOT RECOMMENDED.
Please observe the “Instruction for Technical Service - Adjustment
to Space Line“ when using the Infusomat® Space Line for the first
time.
1 - 2 Infusomat® fmS 2.3 gb
1
Operation Flow Chart
Fig.: 1 - 2
Switch On
Standard operation
Service connector
plugged ...
1
Special functions ...
3
Set delivery rate
Volume preselection
Time preselection
Rate calculation
Start infusion
Stop infusion
Recall info
Change delivery rate …
Recall Bolus
1
See Service Program diagram
2
Only when preselected time or preselected volume has expired
3
Please pay attention to activation in Service Program
4
Only available with IFMC
5
From software IFMe, IFME on
6
From software IFME on
KOR Mode
2
-Dose calculation
5
-Bolus function
-Standby function
-Drug change
-CC Mode
4
-Switch-off pressure
-Drop control
-Piggyback
5
-Battery capacity
-Data lock
-Alarm tone
6
-Contrast setting
-Clock
5
System Overview
Infusomat® fmS 2.3 gb 1 - 3
See instructions for use for detailed information.
1
Fig.: 1 - 3 Block diagram
System Overview
FunctionTwo independent software-controlled microprocessor systems
control and monitor the hardware. On the basis of their functions,
they are defined respectively as a control and a function proces
sor. Both systems work with independent clock frequencies and
have access to different program and data memories. All safetyrelevant functions are handled by both microprocessors and the
results are counter checked (CF- and FC-latch).
The input via the keyboard is fed to both processors. Additionally
the acknowledgement signal of the ON/OFF key is fed to the
mains power supply logic (voltage E/A-TAS). The function proces
sor has also access to this logic via E/A-INT.
Description of the voltage signals (see „Signal Table“ ➪
p. 1 - 6).
-
-
1 - 4 Infusomat® fmS 2.3 gb
1
System Overview
Voltage SupplyThe voltage supply is generated either directly from mains, via the
FM connector (14 V connection to the fluid manager system), or
via the MFC-connector (11 to 16 V) and as an internal supply via
the internal 7.2 V NiCD battery. The mains module is available in
three versions: 230 V, 220 / 230 / 240 V and 100 / 110 / 120 V.
The rated voltage has a tolerance of + 10% to – 15 %.
A voltage of 11 V to 18 V is available after transformation and
rectification. This voltage is fed to the battery charge circuit and
the unit supply. This is also valid for an external 12 V supply from
the MFC- or FM-connector. The FET V10 switches between the ex
ternal and the internal voltage supply. The transistor V10b works
as an ON/OFF switch for the operating voltages UPS, UMOT and
+5V. The +5V supplies the complete electronics including the
double channel microprocessor system. A window comparator
constantly monitors the +5V for undervoltage or overvoltage. The
function is checked during switch-on. The operating voltage UPS
supplies the stepper motor and the UMOT, the stepper motor
drive.
-
The transistor V47 switches the operating voltage UMOT. In case
of an alarm the motor is switched off by V47. Additionally the
switching function of the transistor is checked during the switchon test.
The circuit has two separate assembly groups with separate supply voltages UBA and UBB. The ON/OFF circuit has a retriggerable
delay switch-off. A follow-up charging circuit drives the transis
tor V10b.
The alarm logic (operating voltage UBB) is an RS latch. This is set
when the unit is running and activates the alarm circuit. The
alarm buzzer and driver are also driven by UBB. The ON/OFF circuit
is activated and the voltage supply is switched on by pressing the
ON/OFF key. The alarm latch is reset simultaneously. A function
test of the voltage monitoring, motor circuit and alarm activation
is performed. The voltage supply is maintained by cyclic self-hold
ing pulses fed to the logic. The alarm latch is also activated.
-
-
Infusomat® fmS 2.3 gb 1 - 5
System Overview
1
Fig.: 1 - 4
Signal Table
SignalMeaningSignalMeaning
+5VVoltage supply electronicPKS2Pump Head Sensor 2
5V-HTOvervoltage testPKSSPump Head Sensor Control
5V-LTUndervoltage TestPRSStaff Call Relay Control
AK-IBattery Charge and Discharge CurrentPRS-FStaff Call Relay Function Channel
AK-LADBattery Capacity ON/OFFPKSSPump Head Sensor Control
AK-TestBattery TestPRS.RUFStaff Call Relay Control
ALA-UBOperating Voltage AlarmRDERate Display Enable
CSChip SelectRESPower on Reset
DIData InputRES-FReset Function Channel
DOData OutputRES-KReset Control Channel
E/A-INTON/OFF by MicroprocessorRTSReturn to Send (DIANET)
MISOSerial Data Output InterfaceTSCLDrop Sensor Clock
MOSISerial Data Input InterfaceTSEDrop Sensor Receiver
MOTEINMotor ONTSRDrop Sensor Regulation
MSMotor ControlTSSDrop Sensor Control
P-ENAPort EnableTxTransmit Data
PH0Phase 0UBA, UBBSupply Voltage for Alarm, On/Off Logic, RTC
PH1Phase 1UPSSwitched Operating Voltage UB
PH2Phase 2UPS-MUPS Measurement Line
PH3Phase 3UMOTSupply Voltage of Motor Drive
PKSPump Cover SensorUMOT-MUMOT Measurement Line
PKS1Pump Head Sensor 1URTCSupply Voltage Clock Module
Table 1 - 1 Signal table (Part 2 of 2)
Mains OperationWhen the unit is connected to mains the unit supply voltage is
switched on for the duration of the switch-off delay time. If the
microprocessor recognizes a sufficient mains voltage for charg
ing, the voltage supply is maintained. In this case only a battery
balance is carried out, because a key was not pressed. The current
battery capacity and the battery operting hours are displayed in
the LCD. The unit is switched off when the ON/OFF key is pressed
for at least 2 seconds. Thereby the self-holding is triggered and
the alarm latch is reset with a delay. After another 20 seconds the
unit is switched off, because the pulses are missing. If the Infuso
mat® fmS is switched off in mains operation with the ON/OFF key,
the internal mains voltage is still present.
-
-
Infusomat® fmS 2.3 gb 1 - 7
1
System Overview
In mains operation battery function is checked during the switchon test. Therefor the charge and discharge current are measured
and the charging of the battery is interrupted for the duration of
measurement.
Battery OperationThe battery function is monitored by the following data: charge
current, discharge current and time, and self-discharge time. In
battery operation the battery function is checked during switchon test. The theoretical load condition is read from the clock mod
ule of the battery. Then the battery is connected to UPS and the
voltage is measured. If the minimum requirements are not
reached a battery alarm is activated.
-
Alarm CircuitThe alarm generation consists of:
-Standstill of pump due to switch-off of MS (motor circuit)
and UMOT (motor operating voltage)
-Audible alarm due to the drive via ALA-AK (control channel)
or via ALA-UB. The alarm volume is about 65dBA.
-Optical alarm. Is displayed in the LCD- and a separate LEDdisplay. Additionally the set rate flashes with AAA.A.
-Staff call via the MFC staff call cable.
The user must check the optical and audible alarm during the
switch-on test. An alarm must be activated to test the staff call
alarm of the Infusomat® fmS, e.g. open pump cover during oper
ation.
Pump UnitThe pump head is driven by a stepper motor. Each full step of the
motor is realized by 5 microsteps. The motor is driven by an FET
output stage. The function processor controls the motor with the
MS signal. A slot disc which is mounted on the pump head axle is
scanned by two light barriers (PKS1 and PKS2 signal). Thereby the
control microprocessor monitors the direction of rotation and
speed of the pump head.
The pump head position is also determined with the PKS2 signal.
The motor can therefore be accelerated during the withdrawal
phase. Thus a nearly pulse-free flow is realized in the lower deliv
ery range (<100 ml/h). The total pump head cycles and running
time are available in the Service Program under history data.
-
-
1 - 8 Infusomat® fmS 2.3 gb
1
System Overview
Mechanical Occlusion Pressure:
The Infusomat® fmS has a linear peristaltic pump. This pump has
12 slides which are driven by a camshaft.
When the pump cover is closed, the pump tube is squeezed (occlusion) by at least one of the slides, independent of the pump
head position. The complete pump unit is mounted behind the
front panel in the cabinet frame. The hinges and the locking bow
for the pump cover are led through the front panel. The pump cov
er is automatically closed when the operating unit door is closed.
The slides are pressed against the pump cover by a spring system
in the pump unit. Thereby a delivery pressure is realized and me
chanically limited by the springs.
If the pressure limit is exceeded there is no volume delivery. The
drop sensor activates an alarm. If one of the springs fails, the
spring system will ensure that an unsafe condition cannot occur
(free flow). The two remaining springs ensure an appropriately
high occlusion pressure.
-
-
Electronic Occlusion Pressure:
The electronic occlusion sensor is mounted on the output side of
the pump. A spring pressure loaded slide is seated on the infusion
line. An increase of pressure in the infusion line leads to a deflec
tion of the coil core via the pressure slide. The depth of immersion
is measured inductively. When a preset pressure threshold is
reached the pump drive is switched off, and an alarm is activated.
The electronic occlusion pressure is a single channel circuit. In
case of a failure, the mechanically limited maximum pressure can
be reached.
Motor Switch-Off by Both Processors:
Function processor: MS signal to switch off the motor drive. Control processor: MOTEIN signal to switch off the drive of the
motor operating voltage.
Computer InterfaceThe Infusomat® fmS is equipped with a computer interface. It can
be connected to the optical interface or via the MFC service con
nector. To activate the computer operation please ask for a detailed description from B. Braun.
-
-
Up to software version IFMC: DIANET
From software version IFMe, IFME on: Dianet
Infusomat® fmS 2.3 gb 1 - 9
Star
1
Fig.: 1 - 5
System Overview
Braun fluid manager system (fm system)The Infusomat® fmS can be operated as a stand-alone unit or in-
tegrated in an intensive care unit, e.g. the B. Braun fluid manager
system (fm system). It is integrated by simply snapping the unit
into the system.
Mains supply and data communication are automatically connected. Thereby data acquisition and transmission to higher computer system levels are possible.
Internal Assignment
1 - 10 Infusomat® fmS 2.3 gb
1
AccessoriesGeneral
DesignationOrd. No.
Mounting clip for drop chamber ”TK 2000” . . . . . . . . 3477 3223
Mounting clip for drop chamber ”Intrafix air” . . . . . . 3477 3215
The higher digit always replaces the lower digit for the revision
level, e.g. IFME02007 replaces IFME02006.
Units with an old software version (e.g. IFMC02001) can be updated to the new software version IFME03007.
When the software group changes the unit functions are
changed, too. Therefore unit users must be informed (e.g. instruct
the user and exchange the instructions for use – software coding
(e.g. IFME) is to be found on the cover page of the instructions for
use.)
Do not use an update program on Windows NT systems.
Mark the unit after having updated the software! The new software version must be clearly recognizable.
Only update from old to new software versions, never in reverse
order (e.g. never update from IFMC02003 to IFMC02001!).
All units used in one ward should have the same software status
and basic setup to avoid operator mistakes.
Software updates must be reported to B. Braun for registration.
Observe the notes of the update program and the supplements!
Infusomat® fmS 2.3 gb 2 - 1
2
Software
Approved Software VersionsIFMC02001
-Basic software
(Must not be used any more. Please contact the Technical
Service of B. Braun).
IFMC02002
-Error elimination
at Bolus special function
at staff call on the fm system
-Optimized air sensor evaluation
IFMC02003
-EMC optimized
-New error code FF16, defective membrane keyboard
IFMe02002
-Preselected volume and time counted down to 0
-Interface changed to DIANET
(not compatible with Dianet)
-New special function dose calculation
-New special function Piggyback
-New special function clock
-Storage of alarms in case of malfunctions, which can be recalled in the Service Program, function 230
IFME03002
Only controller board with loudspeaker (see „Controller Board“
➪ p. 4 - 5).
Like IFMe02002 and in addition:
-Alarm volume can be set
-History function
IFMe02003
-Dianet Star corrected
Star
IFME03003
-Additionally History corrected
-Log of volume delivered
-New event: normal mode / piggy mode
IFMe02004 / IFME03004
-Optimized dose calculation
-New language “Hungarian” in language group E
2 - 2 Infusomat® fmS 2.3 gb
2
Software
IFMe02005 / IFME03005
-Cyclical battery test
-Retaining or deleting last dose calculation when unit is
switched off, can be set in the Service Program
IFMe02006 / IFME03006
-Optimized switch-off cycle of Service Program
IFMe02007 / IFME03007
-Reset the battery capacity from 0 mAh to 1 mAH in the event
of a negative battery test result.
-Reset the battery voltage acceptance thresholds from 7.55 V
to 7.35 V.
Infusomat® fmS 2.3 gb 2 - 3
Software
2
Fig.: 2 - 2
7 segment display
Text box
Error Messages and Alarms
Alarms of the function processor 80c535 are displayed in the text
box of the LCD-display. Alarms of the control processor 68HC11
are displayed in the 7 segment display. The alarms help to trou
bleshoot unit malfunctions. As not all malfunctions can be considered, unit malfunctions with different messages, which are not
listed, can be displayed, or there may be no message.
Detected unit alarms are displayed in the text box as ”Unit
Alarms” in the selected language. Additionally the error number is
displayed in the text box.
-
Function Processor 80c535
Text BoxDescription
100defective RAM memory
101UMOT cannot be switched on
102UMOT still switched on despite overvoltage
103UMOT still switched on despite MOTEIN=0
104UMOT still switched on despite undervoltage
105ON/OFF key pressed longer than 14 sec
106defective air sensor (calibration value?)
107defective program memory
108defective program flow
109different number of pump head cycles
110different keyboard gaps between 80c838 and 68hc11
111different program versions between 80c535 and 68hc11
112defective program flow
113testbit!=0 out of switch-on test
116defective program memory - text
117defective program memory - text does not match with program
118reset during active operation
119defective ROM
Table 2 - 1
2 - 4 Infusomat® fmS 2.3 gb
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