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Fukuda Denshi LX-7230N Operation Manual

Ecg, respiration and spo2 transmitter
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ECG, Respiration and SpO
2
Transmitter
LX-7230N
Ver.02
Operation Manual
LX-7230N
TYPE:GHz
Before using the product, please read this manual thoroughly.
Store this manual where it can be always referred to.

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Summary of Contents for Fukuda Denshi LX-7230N

  • Page 1 ECG, Respiration and SpO Transmitter LX-7230N Ver.02 Operation Manual LX-7230N TYPE:GHz Before using the product, please read this manual thoroughly. Store this manual where it can be always referred to.
  • Page 2 The company and product names used in this manual are trademarks or registered trademarks. If this manual has pages missing or out of order, contact Fukuda Denshi for replacement. Only physician or persons instructed by physicians are allowed to use the equipment.

  • Page 3: Precaution From Fukuda Denshi

    NOTE procedures to prevent incorrect operation and malfunction of the equipment. Precaution from Fukuda Denshi Fukuda Denshi is liable for the safety, reliability, and performance of its equipment only if; Maintenance, modifications, and repairs are carried out by authorized personnel.

  • Page 4: Graphic Symbols

    Graphic Symbols Refer to the following symbols indicated on the LX-7230N for their meanings. Symbols indicated on the main unit Symbol Description Caution: Refer To Accompanying Documents Indicates the need to refer to the related accompanying documents before operation. Type CF Applied Part with Defibrillation-Proof Indicates that the degree of protection against electric shock is Type CF Applied Part with defibrillation-proof.

  • Page 5: Precautions For Safe Operation Of Medical Electrical Equipment

    Precautions for Safe Operation of Medical Electrical Equipment Cautions described here are regarding the general instructions for safety use to the patient and users. As for cautions about the LX-7230N, please refer to the following pages. CAUTION Users should have a thorough knowledge of the operation before using this equipment.

  • Page 6: Non-Explosion Proof

    User should not attempt service. Label the unit “OUT OF ORDER” and contact Fukuda Denshi representative. Do not remodel the equipment. Maintenance Check Make sure to periodically check the equipment, and accessories.

  • Page 7: Precautions About Magnetic Resonance Imaging (Mri)

    Defibrillation Safety WARNING Use only the lead cable specified by Fukuda Denshi when defibrillating. If used by unspecified lead cable, the equipment may be damaged, resulting in a safety hazard. When using the defibrillator, keep away from the electrodes or medicament applied to the patient chest.

  • Page 8: Precautions About The Pacemaker

    Precautions about the LX-7230N WARNING Do not connect cables not authorized by Fukuda Denshi to any I/O connector. If done so by mistake, the LX-7230N cannot deliver its maximum performance and may be damaged, resulting in a safety hazard.

  • Page 9: Precautions About Waterproof

    For details about the regular replacement, contact your local Fukuda Denshi service representative. The lid may be damaged from high impact. If the LX-7230N is dropped or is subjected to a high impact, make sure that the lid is not damaged.

  • Page 10: Precautions About Spo 2

    WARNING During SpO monitoring, always use the probe (sensor) specified by Fukuda Denshi. If any other probe (sensor) is used, a high temperature rise of the probe (sensor) may place the patient in danger of burns in the worst case.

  • Page 11: Precautions About Output Signal

    WARNING Do not use the output signal of the monitor that receives radio wave signal from the LX-7230N as the trigger signal for IABP, MRI echocardiographic, or defibrillator for the following reasons. It may lead to a delay of operating timing due to the delay time of waveform transmission.

  • Page 12: Precautions About Disposing Of Equipment, Accessories, Or Components

    The LX-7230N transmitter must not be co-located or operated in conjunction with any other antenna or transmitter. The LX-7230N complies with FCC radiation exposure limits set forth for a controlled environment and meets the FCC radio frequency (RF) Exposure Guidelines. The LX-7230N has very low levels of RF energy that are deemed to comply without testing of specific absorption ratio (SAR).
  • Page 13 When interference or breakdown occurs in telemetry communication, the user is required to inform the Zone Manager and the Overall Manager of the problems. The Zone Manager and Overall Manager are to deal with the problem properly and/or contact their nearest Fukuda Denshi representative for service.

  • Page 14: Electromagnetic Compatibility

    Electromagnetic Compatibility The performance of this equipment under electromagnetic environment complies with IEC 60601-1-2 (2007). Precautions for Safe Operation under Electromagnetic Influence CAUTION If any sorts of electromagnetic wave, magnetic field, or static electricity exist around the equipment, noise interference or malfunction of the equipment may occur.

  • Page 15: Emc Guidance

    Compliance to the Electromagnetic Emissions The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Electromagnetic Environment –...
  • Page 16 Compliance to the Electromagnetic Immunity (1) The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Electromagnetic IEC 60601-1-2 Compliance...
  • Page 17 Compliance to the Electromagnetic Immunity (2) The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Immunity IEC60601-1-2 Compliance Electromagnetic Environment...
  • Page 18 Recommended Separation Distances between Portable and Mobile RF Communications Equipment and the LX-7230N The LX-7230N is intended for use in an environment in which radiated RF disturbances are controlled. The customer or the user of the LX-7230N can help prevent electromagnetic interference by maintaining a minimum distance...

  • Page 19: Table Of Contents

    2) Operating Power Switch ............. 7 4. ECG Monitoring ................... 9 Connecting the ECG Lead Cable and Electrodes ...... 9 Attaching the Electrodes ............12 Connecting the ECG Lead Cable to the LX-7230N ....13 5. Respiration Monitoring ............... 15 6. SpO Monitoring ................. 17 Monitoring ................
  • Page 20 11. Troubleshooting ................59 List of Displayed messages ............. 59 Troubleshooting ............... 61 In Case of Dropping the LX-7230N into Water ......63 12. Cleaning and Disinfection ..............65 Cleaning and Disinfecting the LX-7230N ......... 65 Cleaning the ECG lead cable ..........66 Cleaning and Disinfecting the SpO probe (sensor) ....

  • Page 21: General Description

    1. General Description The LX-7230N is a radio telemetry transmitter designed to measure the ECG, respiration waveform, SpO (functional oxygen saturation of arterial hemoglobin), pulse waveform with two “AA” size (“LR06” size) alkaline batteries. Information such as ECG measurements, respiration waveform, SpO...
  • Page 22 1 . G e n e r a l D e s c r i p t i o n Blank Page...

  • Page 23: Names Of Parts And Their Functions

    2. Names of Parts and Their Functions N e c k S t r a p H o l e A t t a c h e s t h e n e c k s t r a p . E C G / R E S P I n p u t C o n n e c t o r ( T y p e C F A p p l i e d P a r t ) C o n n e c t s t h e E C G l e a d c a b l e t o...
  • Page 24 2 . N a m e s o f P a r t s a n d T h e i r F u n c t i o n s B a t t e r y L i d L o c k L e v e r U s e s t o o p e n / l o c k t h e b a t t e r y c o m p a r t m e n t l i d .

  • Page 25: Preparation

    3. Preparation 1) Installing the Batteries The LX-7230N functions with two "AA" size (“LR06” size) alkaline batteries. With new batteries, the LX-7230N is capable of the following operation. LX-7230N: approximately 2.5 days (However, continuous operating time may be shorter than the above mentioned time depending on the application of the SpO probe (sensor).)
  • Page 26 Make sure that any foreign particles, such as hairs, are not held on the battery compartment lid and dust is not adhered to the edge of the lid to prevent water entering into the battery compartment area. Make sure to only turn ON the LX-7230N after closing the battery compartment lid.

  • Page 27: Operating Power Switch

    3 . P r e p a r a t i o n 2) Operating Power Switch Turning the power switch to “ON” Rotate the power switch to the left until it clicks. LCD screen turns ON and measurement starts. Regarding the LCD screen, refer to page 35 (7.
  • Page 28 3 . P r e p a r a t i o n Blank Page...

  • Page 29: Ecg Monitoring

    When using the transmitter with only the ECG lead cable, SpO measurements on the receiving monitor shall be turned off to prevent an erroneous alarm. Connecting the ECG Lead Cable and Electrodes The optional ECG lead cables for LX-7230N are as follows. ECG Lead Cables AHA color code: Item No.
  • Page 30 4 . E C G M o n i t o r i n g The relations between the attached electrode positions and lead method are as follows. Attach the electrodes to monitor proper waveform. For 3-electrode lead cable F o r A H A c o l o r c o d e e l e c t r o d e p o s i t i o n ( N o . C M T - 0 1 H T H - 0 . 8 D A , C M T - 0 1 F T H - 0 . 8 D A ) B l a c k W h i t e ( L A )
  • Page 31 E C G M o n i t o r i n g For 5-electrode (Chest) lead cable F o r A H A c o l o r c o d e e l e c t r o d e p o s i t i o n ( N o . C M T - 0 3 H T H - 0 . 8 D A , C M T - 0 3 F T H - 0 .

  • Page 32: Attaching The Electrodes

    4 . E C G M o n i t o r i n g Attaching the Electrodes CAUTION Always use the same type of electrodes. If different types of electrodes are used at the same time, the difference between the polarization potential from each electrode may interfere with monitoring.

  • Page 33: Connecting The Ecg Lead Cable To The Lx-7230N

    E C G M o n i t o r i n g Connecting the ECG Lead Cable to the LX-7230N Insert the ECG lead cable firmly into the ECG/RESP input connector matching the transmitter’s connector guide and the direction of the notched part on the connector.
  • Page 34 Time constant of this equipment is shorter than Fukuda Denshi monitors (direct ECG connection). Therefore, there is a difference in the ST measurement value between them. Pay attention to the difference when monitoring a patient from a transmitter or a monitor.

  • Page 35: Respiration Monitoring

    If such event occurs, please disconnect the cardiac monitoring and diagnostic equipment, or follow the procedures described in the operation manual of the pacemaker. (For more details, contact FUKUDA DENSHI personnel, your institution’s professionals, or your pacemaker distributors.) R e f e r e n c e “...
  • Page 36 5 . R e s p i r a t i o n M o n i t o r i n g Blank Page...

  • Page 37: Spo Monitoring

    6. SpO Monitoring When the transmitter is used without the ECG lead cable, it will measure only WARNING When the SpO probe (sensor) is in a connector-off condition, the SpO alarm will not be generated on the receiving monitor. Make sure that the probe (sensor) is securely connected.
  • Page 38 The optional SpO sensors available for LX-7230N are as follows. The following table shows applicable patient and proper site for each SpO sensor. Select the proper one depending on the purpose and intended use.
  • Page 39 S p O M o n i t o r i n g CAUTION sensors are not waterproof. Keep away from liquids. Do not pick up the equipment pulling the sensor or cable part. It may get disconnected from the equipment and the equipment may be dropped. A message is displayed when the SpO sensor is disconnected from the equipment.
  • Page 40 4. Wrap any excess tape loosely around the toe. Use additional tape provided to secure the cable across the bottom of the foot, loosely enough to maintain good circulation (Figure (4)). 5. Connect the MAX-I into the LX-7230N. Verify proper operation as described in the operation manual. NOTE If the sensor does not track the pulse reliably, it may be incorrectly positioned –...
  • Page 41 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor instruction manual.
  • Page 42 3. Fold the cable end over the top of the finger/toe so that the windows are directly opposite to each other. Wrap the adhesive securely around both sides of the digit (Figure (3)). 4. Connect the MAX-P/MAX-A/MAX-AL into the LX-7230N. Verify proper operation as described in the operation manual. NOTE If the sensor does not track the pulse reliably, it may be incorrectly positioned –...
  • Page 43 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor instruction manual.
  • Page 44 The sensor should be oriented in such a way that the cable is positioned along the top of the hand (Figure (4)). 5. Connect the DS-100A into the LX-7230N. Verify proper operation as described in the operation manual. NOTE If the sensor does not track the pulse reliably, it may be incorrectly positioned –...
  • Page 45 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor instruction manual.
  • Page 46 As with all medical equipment, carefully route cables to reduce the possibility of patient entanglement or strangulation. Connect the MAX-R into the LX-7230N. Verify proper operation as described in the operation manual. NOTE If the sensor does not track the pulse reliably, it may be incorrectly positioned –...
  • Page 47 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor instruction manual.
  • Page 48 Wrap the MAX-N firmly, but not too tightly around the foot or finger. Windows must oppose each other. Connect the MAX-N into the LX-7230N. Verify proper operation as described in the operation manual.
  • Page 49 S p O M o n i t o r i n g NOTE If the sensor does not track the pulse reliably, it may be incorrectly positioned - or the sensor site may be excessively wrinkled, or too deeply pigmented or otherwise deeply colored (for example, as a result of externally applied coloring such as dye or pigmented cream) to permit appropriate light transmission.
  • Page 50 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor instruction manual.
  • Page 51 S p O M o n i t o r i n g ® Applying the OXIMAX MAX-FAST sensor This is an adhesive sensor, model MAX-FAST, for continuous noninvasive arterial oxygen saturation and pulse rate monitoring and can be reused on the same patient as long as the adhesive tape attaches without slippage.
  • Page 52 (Figure (4)). ® Connect the OXIMAX MAX-FAST oximetry sensor into the LX-7230N. Verify proper operation as described in the operation manual. NOTE If the sensor does not track the pulse reliably, it may be incorrectly...
  • Page 53 If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO sensor and headband instruction manual.
  • Page 54 Connecting the Nellcor Sensor to the LX-7230N Insert the SpO sensor into the SpO input connector on the LX-7230N. S p O S e n s o r Attach the sensor lock as shown in the following illustration to prevent the sensor to be disconnected.

  • Page 55: Measurement

    The ECG waveform size and sweep speed settings displayed on the LCD of the LX-7230N do not interface with the ones displayed on the screen of the receiving monitor. The heart rate and respiration rate displayed on the LCD of the LX- 7230N may be different from the ones displayed on the receiving monitor.
  • Page 56 7 . M e a s u r e m e n t Display Switch The screen (e.g. ECG) can be switched to other selected screens (respiration, pulse, or SpO , etc.) The LCD display will automatically turn itself OFF after 180 seconds if no operation is done.

  • Page 57: Battery Level Check

    7 . M e a s u r e m e n t Battery Level Check Check the battery level on the waveform display screen. Battery Remaining Battery Level Symbol Full Getting low but still available Nearly empty Replace the battery. A message that prompts the battery check appears on the screen of the receiving...
  • Page 58 The ECG waveform size setting displayed on the LCD does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the ECG waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor.
  • Page 59 7 . M e a s u r e m e n t Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays the electrode check “ELECTRODE?” message appears when the ECG electrode is detached. ECG Display Screen (2) ECG2 waveform, heart rate, pacemaker marker, remaining battery level, and electrode check message are displayed.
  • Page 60 Indicates the ECG waveform size displayed on the LCD. CAUTION The ECG waveform size setting displayed on the LCD of the LX-7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor.
  • Page 61 7 . M e a s u r e m e n t Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays the electrode check “ELECTRODE?” message appears when the ECG electrode is detached. Respiration Display Screen Respiration waveform, respiration rate, remaining battery level, and electrode check message are displayed.
  • Page 62 The respiration waveform size setting displayed on the LCD does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the respiration waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor.
  • Page 63 7 . M e a s u r e m e n t Display Screen Pulse wave, pulse rate, SpO measurement value, remaining battery level, and probe condition are displayed. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done.
  • Page 64 7 . M e a s u r e m e n t Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays messages such as probe off. For details of messages, refer to page Enlarged Display Screen Pulse rate, SpO measurement value, remaining battery level, and probe...
  • Page 65 7 . M e a s u r e m e n t Displays the level meter of the pulse wave. Indicate the amplitude level of the pulse wave in 8 steps. Indicates the remaining battery level. For details of the battery level, refer to page 7.
  • Page 66 7 . M e a s u r e m e n t Blank Page...

  • Page 67: Operation

    Changing Setup ECG Display Screen (1) In the ECG display screen (1), the ECG waveform size and lead displayed on the LCD of the LX-7230N can be changed. Setting Method How to enter the setup mode: Press and hold the Enter button for 2 seconds in the ECG display screen (1).
  • Page 68 ECG display screen (1). CAUTION Do not operate the LX-7230N with the setup screen open to prevent the settings to be changed due to an unintended operation. Make sure to press the Return button to terminate the setup screen. The LCD display will automatically turn itself OFF after 180 seconds if the Return button is not pressed.
  • Page 69 ECG waveform between -2mV and +2mV. CAUTION The ECG waveform size setting displayed on the LCD of the LX-7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor.
  • Page 70 CAUTION Do not operate the LX-7230N with the setup screen open to prevent the settings to be changed due to an unintended operation. Make sure to press the Return button to terminate the setup screen. The LCD display will automatically turn itself OFF after 180 seconds if the Return button is not pressed.

  • Page 71: Restarting The Lcd Display

    O p e r a t i o n Restarting the LCD display The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. Press the Enter button or press and hold the button to restart the LCD display.
  • Page 72 8 . O p e r a t i o n Blank Page...

  • Page 73: Other Setting Items

    9. Other Setting Items The following settings are available for the LX-7230N depending on the use and condition of the patient. For details of the settings, contact our service representative. Items Selection Default Backup Time Constant 0.4 sec., 0.1 sec.

  • Page 74: Changing The Time Constant

    AC frequency, by changing the time constant to “0.1 second” the monitoring may become relatively stable. For details of the setting change, contact your local Fukuda Denshi service representative. CAUTION When changing the time constant to “0.1 seconds”, the lower frequency...

  • Page 75: Changing The Detection Sensitivity Of The Pacemaker Pulse

    AC frequency. Nonetheless, if erroneous detections still occur, change the setting to “Low” in order to decrease the detection sensitivity. It makes the LX-7230N less likely to be interfered by the noise, such as AC frequency.

  • Page 76: Changing The Respiration Detection Signal On/Off

    LX-7230N, to distinguish whether the setting of the respiration detection signal ON/OFF is changed. Changing the LCD Contrast The LCD display contrast of the LX-7230N can be changed in 8 steps. For details of the setting change, contact your local Fukuda Denshi service representative.

  • Page 77: Changing The Transmitter Channel And Group Id

    10. Changing the Transmitter Channel and Group ID Changing the Transmitter Channel The LX-7230N is a transmitter of PLL synthesizer type, and its transmitter channel can be programmed. It can be set up with an arbitrary channel among the channels assigned by the Telemetry Laws (according to each country).
  • Page 78 1 0 . C h a n g i n g t h e T r a n s m i t t e r C h a n n e l a n d G r o u p I D Blank Page...

  • Page 79: Troubleshooting

    11. Troubleshooting List of Displayed messages Transmitter (main unit) Message Cause Solution Contact your local Fukuda Faulty SpO Denshi service module. representative. Failed to transmit waveform and value. Faulty EEPROM. Failed to initialize CPU. Message Cause Solution Electrode is off. Check the electrode condition.
  • Page 80 1 1 . T r o u b l e s h o o t i n g Message Cause Solution Probe is off. Check the attached condition of the probe. Faulty Probe. Replace the probe with a new one. is not Check the attached condition measured correctly.

  • Page 81: Troubleshooting

    T r o u b l e s h o o t i n g Troubleshooting Make sure of the following. However, if there is no improvement in the phenomenon, contact your local Fukuda Denshi service representative. Transmitter (main unit) Phenomenon...
  • Page 82 Solution “ELECTRODE?” Lead cable is off. Check the connection message is displayed. between the lead cable and the LX-7230N. Check the connection between the lead cable and the electrode. Faulty Lead cable. Replace the ECG cable with a new one.

  • Page 83: In Case Of Dropping The Lx-7230N Into Water

    In Case of Dropping the LX-7230N into Water In case of dropping the LX-7230N into water containing disinfectant, pick up the LX-7230N quickly from it. Rinse it well with running water, and dry it thoroughly with a soft cloth. CAUTION Do not use a drier.
  • Page 84 1 1 . T r o u b l e s h o o t i n g Blank Page...

  • Page 85: Cleaning And Disinfection

    Clean the equipment frequently so stains can be removed easily. To prevent injury, it is recommended to wear gloves when cleaning the equipment. Do not allow any chemical solution to enter the inside of LX-7230N or connectors. The LX-7230N cannot be sterilized.

  • Page 86: Cleaning The Ecg Lead Cable

    1 2 . C l e a n i n g a n d D i s i n f e c t i o n Cleaning the ECG lead cable After using the cable, clean it with neutral detergent or 70% isopropyl alcohol. CAUTION Do not use thinner, toluene, or other organic solvents to clean the cables.

  • Page 87: Maintenance And Inspection

    To ensure the reliability of waterproof (IPX8) performance of the LX-7230N, replace it once a year. It may be possible to keep using the LX-7230N without periodic replacement of the lid. However, as it gets older, the reliability of water resistance (IPX8) performance will not be ensured.
  • Page 88 1 3 . M a i n t e n a n c e a n d I n s p e c t i o n Daily Check List N o . I n s p e c t e d D a t e I n s p e c t e d b y L o c a t i o n D e v i c e T y p e L X - 7 2 3 0 N...

  • Page 89: Standard And Optional Accessories

    WARNING Use only the accessories, such as ECG Lead cable and SpO probe (sensor), specified by Fukuda Denshi for the LX-7230N. Otherwise, the LX- 7230N cannot deliver its maximum performance and may be damaged, resulting in a safety hazard. CAUTION For quality improvement, specifications are subject to change without prior notice.

  • Page 90: Optional Accessories

    1 4 . S t a n d a r d a n d O p t i o n a l A c c e s s o r i e s Optional Accessories The following accessories are available as optional for the LX-7230N. Purchase them as required.
  • Page 91 1 4 . S t a n d a r d a n d O p t i o n a l A c c e s s o r i e s Measurement Item Model Type Note Reusable Multiple-Patient, Multiple-Use Adult ®...
  • Page 92 1 4 . S t a n d a r d a n d O p t i o n a l A c c e s s o r i e s Blank Page...

  • Page 93: Specification

    LCD: Built-in Waterproof: IPX8 Power Supply: DC: Two 1.5 V “AA” size (“LR06” size) alkaline batteries Continuous Operating Approximately 1.5 days Time: *Continuous operating time is assumed when using new “AA” size (“LR06” size) Alkaline batteries specified by Fukuda Denshi.
  • Page 94 1 5 . S p e c i f i c a t i o n Numbers of Lead 3-electrode, 4-electrode, or 5-electrode Electrode: (Limb+Chest) Numbers of Input 1CH(3-electrode) or 2CH Channel: Accuracy of Sensitivity: 10mm /1mV ± 20% (Display sensitivity on the receiving monitor) ECG Input Impedance: 5M and above Maximum Input Voltage: ±5mV and above...
  • Page 95 1 5 . S p e c i f i c a t i o n Wavelength: Approx. 660nm (Red light) Approx. 900nm (Infrared light) Optical output power: Under 15mW Measurement Response Time: 6 to 7 sec. (Averaging time) Measurement Value Update Rate: 1 second NOTE The SpO measurement accuracy is determined based on the values of...

  • Page 96: Functional Testers And Patient Simulator For Spo Measurement

    1 5 . S p e c i f i c a t i o n Safety General Standard: IEC 60601-1: 1988 +A1: 1991 +A2: 1995 (Medical electrical equipment – Part 1: General requirements for safety) EMC Standard: IEC 60601-1-2: 2007 (Medical electrical equipment –...

  • Page 97: Displays

    Displays The following displays are shown on the LCD of the LX-7230N. Display Description D i s p l a y s a f t e r t u r n i n g o n t h e p o w e r .
  • Page 98 1 5 . S p e c i f i c a t i o n Display Description measurement Status Probe? D i s p l a y s w h e n t h e S p O p r o b e i s d i s c o n n e c t e d f r o m t h e e q u i p m e n t .

  • Page 99: Details Of The "Electrode?" Message

    1 5 . S p e c i f i c a t i o n Details of the “ELECTRODE?” Message The following “ELECTRODE?” messages are displayed on the LCD depending on the selected lead cable and lead. For AHA color code 3-electrode lead 3-electrode lead 3-electrode lead...

  • Page 100: List Of Setup Items

    1 5 . S p e c i f i c a t i o n List of Setup Items This section lists the available selection, default setting, and backup status for each setup item, which is available for the LX-7230N. Items Selection...
  • Page 101 3-39-4 Hongo, Bunkyo-ku, Tokyo, Japan Tel: +81-3-5684-1455 Fax: +81-3-3814-1222 http://www.fukuda.com Printed in Japan 4L0112040 201411...

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