Fresenius Applix Smart Service Manual

5 (1)

TECHNICAL GUIDE

TECHNICAL

GUIDE

APPLIX SMART

NT 1021 rev A0 "simplifié"

NT 1021 rev A0

1 Overview ...........................................................................................................

 

5

1.1

General ....................................................................................................

5

1.2

Operation diagram .................................................................................

5

1.3

Precaution for use..................................................................................

6

1.4

Safety features........................................................................................

6

1.5

Technical data ........................................................................................

6

1.5.1

Electrical.....................................................................................................................

6

1.5.2

Mechanical .................................................................................................................

6

1.5.3

Conformity, standards ................................................................................................

6

2

Description and operation...............................................................................

7

 

2.1 Physical description of the Pump.........................................................

7

 

2.1.1

The pump ...................................................................................................................

7

 

2.1.2

The holder ................................................................................................................

11

 

2.2 Functional description.........................................................................

13

 

2.2.1

Subassembly of holding and control of giving set ....................................................

13

 

2.2.2

Pumping subassembly .............................................................................................

13

 

2.2.3

Holder subassembly with external connections .......................................................

13

3

Calibration menu

............................................................................................

15

4

Preventive maintenance ................................................................................

17

 

4.1 Recommendations ...............................................................................

17

 

4.2 Maintenance..........................................................................................

17

 

4.3 Checks...................................................................................................

19

 

4.3.1 ......................................................................................

Access to calibration menu

19

 

4.3.2 .................................................................................................

Battery temperature

20

 

4.3.3 .........................................................................................................

Battery voltage

21

 

4.3.4 ..............................................................................................

Mains presence or not

21

 

4.3.5 ...............................................................................................................

Buzzer test

22

 

4.3.6 ............................................................................................................

Door position

22

 

4.3.7 ............................................................................................

Optical clamp detection

22

 

4.3.8 ........................................................................................

Optical background signal

23

 

4.3.9 .....................................................................................................................

Keypad

23

 

4.3.10 ..........................................................................................................................

LCD

24

 

4.3.11 ........................................................................................................

Nurse call relay

24

 

4.3.12 .............................................................................................................

Air detection

24

 

4.3.13 ................................................................................................

Motor command test

25

 

4.3.14 .........................................................................................................

Door alarm test

25

 

4.3.15 ......................................................................................

Optical detection alarm test

25

 

4.3.16 .................................................................................................

Occlusion alarm test

26

 

4.3.17 ............................................................................................

Air detection alarm test

26

 

4.3.18 .......................................................................................

Periodic control procedure

27

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NT 1021 rev A0

 

 

 

 

 

 

4.4

Flow rate control ..................................................................................

29

 

4.4.1

Measurement with scales.........................................................................................

29

 

 

4.4.2 Measurement using a test tube................................................................................

31

 

4.5

Cleaning and desinfection ..................................................................

33

 

4.6

Storage..................................................................................................

33

5

Diagnosis.........................................................................................................

 

35

 

5.1

Troubleshooting...................................................................................

35

 

5.2

Error messages....................................................................................

37

6

Intervention procedure...................................................................................

41

 

 

N°1, Procedure: Housing ...........................................................................

43

 

 

N°2, Procedure: Rechargeable batteries ..................................................

47

 

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NT 1021 rev A0

1 Overview

1.1 General

The APPLIX Smart is intended exclusively for enteral feeding.

It can be used with both home patients and hospital patients and is a very simple pump to operate.

The pump has a continous feeding administration programme and several functions for patient safety.

1.2 Operation diagram

230 V

AC Power

 

Battery

Power

 

and load

suppy

 

regulation

 

 

management

 

 

 

Bag

 

 

 

 

 

 

 

Nurse call

 

Communication

 

 

 

Giving

 

 

 

 

set

Keyboard

 

 

 

Clamp

 

UC

 

detection

 

 

 

 

 

 

memory

 

Buzzer

 

watch dog

Motor driving

 

 

 

system

Display

 

 

 

Motor

 

 

 

 

gear box

 

 

Sensor interface

Rotary or

 

 

 

 

movement

 

 

 

 

detection

 

Air in line

 

Door

Pumping

 

and

 

 

 

detection

 

pressure sensor

system

 

 

 

 

 

Pumping segment

 

 

 

 

 

Overview

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NT 1021 rev A0

1.3 Precaution for use

The manufacturer may in no case be held responsible for any medical or any other problem, resulting from a mis-use of the equipment.

Consult the technical guide for further information.

1.4 Safety features

The device has a continuous function inspection system as soon as it is switched ON. Any internal failure or any problem in the operating procedure is detected immediately. Nevertheless, abnormal operation of the equipment with no obvious cause must always be reported to the qualified person in your plant or our After Sales Service.

The Applix Pump is equipped with an internal battery which will supply power for normal operation to the equipment if there is an electrical disturbance in the mains network.

1.5Technical data

1.5.1Electrical

Mains supply: 110-230 V + 10% - 50-60 Hz.

Pump holder output: 7.75 V - 800 mA.

Pump battery mode: 24 h at 125 ml/h.

1.5.2 Mechanical

Pump:

Dimensions H x L x P: 128 x 114 x 43 mm.

Weight: 480 g.

Holder:

Dimensions H x L x P: 146 x 162 x 115 mm.

Weight: 450 g.

1.5.3 Conformity, standards

IEC 601-1 edition 88 + amendment 1 + amendment 2.

IEC 601-1-2 EMC.

IEC 601-1-4 risk analysis.

Protection against electric shock: Protection class II, symbol; type BF, symbol.

Protection against moisture:

Pump: IP34 (splash-protected).

Holder: IP 31 (drip-protected).

Overview

 

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NT 1021 rev A0

2Description and operation

2.1Physical description of the Pump

Housing

Top surface

Pump door

Keyboard

Holder

Door lever

The APPLIX is composed of a pump which can be mounted on a holder.

2.1.1 The pump

The Pump is composed of a top surface unit holding the mechanical and electronic assembly. A housing fastened on the top surface unit performs mechanical protection and tightness of equipment.

Description and operation

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Description and operation

8

NT 1021 rev A0

The housing is holding:

A keyboard.

Five contacts for connection of the pump to the holder.

The housing is connected to the different equipment by means of connectors and contacts.

Keyboard connector

Contacts holder/pump

to CPU board

10

to CPU board

 

 

 

 

1

5

4

3

2

1

 

 

 

 

 

 

Keyboard connector to CPU board

Pin Description

1ON/OFF

2Column 5

3Column 4

4Column 3

5Column 2

6Column 1

7Line 3

8Line 2

9

Line 1

10

ON/OFF

Contacts holder/pump to CPU board

Pin Description

1GND

2Alarm command ouput (nurse call)

3Output Txd

4Input Rxd

5Power supply

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The top surface unit is composed of:

A CPU board.

A pumping unit.

A top surface.

The CPU board

The CPU board is holding the power and command electronics for the pump and the LCD screen required for man/machine interface.

 

 

 

J16

 

J21

 

5

2 1

 

 

Motor

Optical

 

1

 

 

 

 

detection

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Battery

 

 

 

J4

 

 

10

 

 

 

1

4

 

 

 

 

Keyboard

 

 

Air detection

J5

 

 

 

Holder

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

6

 

 

 

 

J6

1

5

 

 

 

 

J17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU board

It is connected to the different equipment by means of connectors.

Connector J4, to keyboard

Pin Description

1ON/OFF

2Column 5

3Column 4

4Column 3

5Column 2

6Column 1

7Line 3

8Line 2

9

Line 1

10

ON/OFF

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Description and operation

Fresenius Applix Smart Service Manual

Description and operation

10

NT 1021 rev A0

Connector J5, to battery

Pin Description

1Battery (0 V)

2CTN GND

3CTN (+)

4+ V Bat

Connector J6, to contacts holder

Pin Description

1GND

2Alarm command ouput (nurse call)

3Output Txd

4Input Rxd

5Power supply

Connector J16, to motor

Pin Description

1Motor -

2Motor +

Connector J17, to air detection

Pin Description

1Transmitter (+) anode

2Transmitter (-) cathode

3GND

4GND

5

Receiver (+) anode

6Receiver (-) cathode

Connector J21, to optical board clamp/points valve detection

Pin Description

1GND

2OUT 1 (points valve)

3OUT 2 (Clamp)

4INPUT

5Power supply (V_FCY)

The pumping unit

The pumping unit is fastened on the top surface. It is composed of a frame holding the pumping mechanism, the motor driving system, the electronic board and the battery.

The top surface

The top surface is the interface between the internal and external parts of the pump.

It allows the giving set to be held in the right position and is also holding the door.

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2.1.2 The holder

The holder is composed of a housing equipped with a clamp used to fasten it on a mast.

The holder includes a supply board which supplies 7,75 V AC mains to the APPLIX Pump. It also performs the loading of the 1.2 Ah battery included in the pump.

It is also equipped with:

An RJ45 (RS232) plug for connection of the nurse call relay output or the connection to a PC.

Five contacts for its connection to the pump :

Pin Description

1GND

2Alarm command ouput (nurse call)

3Output Txd

4Input Rxd

5Power supply

1 2 3 4 5

Front view of contacts

Connection of the nurse call alarm output

The nurse call alarm output can be connected by mean of a cable equipped with an RJ45 plug.

Characteristics:

Plug: 8-pin male RJ45.

Length of cable: 2.5 m.

Cable: ref. MJ8 P8C SUNS-PUlow vlt computer.

External connection: 3 tinned wires.

Connection:

Pin Description

1

2

3Link with PC

4

5

6Relay normally open

7Common point

8Relay normally closed

Note:

You can purchase this cable at:

Your Maintenance Department (Address see enclosed)

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6 7 8

1 8

Plug male RJ45.

Article number ref. 7751761.

11

Description and operation

NT 1021 rev A0

RS232 connection

Characteristics:

Plug: 8-pin male RJ45.

Length of cable: 2.5 m.

Cable: ref. MJ8 P8C SUNS-PUlow vlt computer.

External connection: DB9 femal.

Connection:

Pin RJ45 DB9 femal

13 TxD

27 RTS

34 DTR

42 RxD

55 GND

6

8

7

1

8 Plug male RJ45.

Note:

You can purchase this cable at:

Your Maintenance Department (Address see enclosed)

Article number ref. 200991.

Description and operation

 

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NT 1021 rev A0

2.2 Functional description

The APPLIX Pump is composed of three functional subassemblies:

A subassembly of holding and control of giving set.

A pumping subassembly.

A holder subassembly with external connections.

2.2.1 Subassembly of holding and control of giving set

The giving set is installed on the top surface and maintained in position by the door.

The top surface is equipped with three detection systems:

A sensor to control the closed door position (UC board).

An optical sensor to detect the type of the installed giving set.

An ultrasonic sensor to detect air bubbles presence in the giving set.

2.2.2 Pumping subassembly

The pumping subassembly includes the peristaltic mechanism of pumping.

This mechanism is composed of a camshaft performing the alternative travel of three pushers. The travel of these pushers, managed by the CPU board, performs the liquid displacement at the flow-rate.

A DC motor with a gear-box subassembly drives in rotation the camshaft by means of an indexed belt.

An optical disc fastened at the camshaft end performs the rotation control.

The occlusion detection is carried out by the measurement of motor current.

2.2.3 Holder subassembly with external connections

The presence of the pump on the holder is detected by a sensor mounted on the holder and associated to a magnet fastened inside the pump.

The holder is equipped with an RJ45 connector used for nurse call alarm or communication with a PC.

Description and operation

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Description and operation

 

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3 Calibration menu

The calibration menu is used to perform tests and consult the different parameters recorded in the pump.

The modification of these parameters can only be performed from a PC equipped with the APPLIX control software. The software can be ordered by approved and qualified technicians who have been trained.

For access to the different parameter readout, refer to "Control" chapter.

The calibration menu gives access to twenty-one sub-menus. Only thirteen are necessary for the maintenance technician. Others are not detailed in this guide.

49, not detailed.

50, battery temperature.

51, battery voltage.

52, not detailed.

53, not detailed.

54, not detailed.

97, mains presence or not.

98, buzzer.

100, door position detection.

101, optical clamp detection.

102, not detailed.

103, optical background signal.

107, keypad.

108, LCD.

110, nurse call relay.

112, not detailed.

113, not detailed.

114, air detection .

119, motor command test.

122, not detailed.

Calibration menu

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