NorthEast Monitoring DR181 Mode D'emploi page 4

Digital Recorder International User Guide – English version
Worn lead wires and cables should be replaced before next use and disposed of following local
ordinances and the manufacturer's instructions
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Frequently used cables should be replaced at least every 6 months
Do not remove the cable from the recorder after each use
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Do not wrap the lead wires tightly around the recorder after each use. This can damage them.
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The patient's data is stored in non-volatile memory internal to the recorder.
SD Cards
For Holter recordings, patient data is stored in the recorder on a removable SD Card.
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For Event recordings, data is stored in non-volatile memory internal to the recorder and SD cards
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are not required.
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There are some SD card types that may draw excessive power, and will drain the battery
prematurely. Therefore, if you purchase cards from a supplier other than NorthEast Monitoring,
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Inc., it is recommended that you first test the SD card for a greater amount of time than the
expected use.
If you have a new SD card that has not been formatted with a flash.dat file, you will need to use
your NorthEast Monitoring, Inc. HE/LX Analysis software to initialize the card for the first time. If
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your software does not refer to your recorder, follow instructions for the SD360.
The DR300 digital recorder is enabled for wireless Bluetooth transmission. In order for wireless
Wireless Transmission (DR300 only)
transmission to occur, the DR300 will need to come in range of a NorthEast Monitoring transceiver - either
a Gateway or a paired USB Bluetooth adapter. Additionally, the appropriate software, either the DR300
Socket or DR300 Bluetooth, must be running on the computer that the transceiver is connected to.
The Bluetooth specifications for the DR300 are:
Receive Sensitivity: 95 dBm
Output Power: 10.5 dBm max
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Link Budget: Up to 105.5 dB
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RX/TX Turnaround: 150 us
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Frequency: 2402 – 2480 MHz in 1 Mhz steps
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Data Rate and Modulation: BR:1 Mbps, GFSK / EDR: 2-3 Mbps PSK
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Number of Channels: 79
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Always remove the battery before cleaning the recorder.
Maintenance and Care of Recorder, Leads and Cables
Do not leave batteries in the recorder for extended periods (more than two weeks) when the
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recorder is not in use.
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Clean the outside of the recorder with a damp soft cloth between uses; use water and a
nonabrasive liquid soap, as required. DO NOT use any abrasive cleaners, such as acetone, on the
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outside of the recorder.
Patient lead wires and cables should be cleaned and disinfected as required between uses, with 70
percent isopropyl alcohol and a soft cloth to disinfect, and a non-abrasive liquid soap and soft cloth
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to clean. Sterilization is not required.
Disinfect as needed, following instructions from your infection control department. Sani-Cloth
germicidal surface wipes are recommended. Sterilization is not needed.
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Do not pull on or stretch the patient cables or lead wires when you clean them. This can cause
premature failure of the cable. Instead, lay the cable and attached wires on a clean, flat surface,
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hold them down with one hand, and holding a cloth in the other hand, rub all surfaces of the cable.
Do not submerge the recorder or cables in water.
Do not store the recorder at temperatures below 50 degrees F or above 110 degrees F (between 10
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and 45 degrees C).
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NorthEast Monitoring, Inc. NEMM041-REV-D Page 4 of 62