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Healson Technology Co.,Ltd.
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household and can not be directly connected with the device used in residential low voltage power
grid facilities.
Instructions of portable and mobile RF communications equipment may affect medical electrical
equipment: The Portable and mobile RF communication equipment may affect the normal
operation of the device,so ensure to meet a certain distance between the communication
equipment and this device. Specific requirements are in table .
3)
The length of USB cable should not be longer than . meters. If the cable is with breakdown,
please contact our company for repair or replacement, otherwise,may cause excessive
electromagnetic interference. If fthere is damage, please contact our company in time. Don’t
repair or replacement of components without permission, otherwise it may cause excessive
amounts of electromagnetic interference.
4)
Caution: Using the accessories, probes and cables which against the regulations except the
probe or cable sold by the Healson of the device or system as spare parts for internal components
may result in increasing equipment and system emissions or reducing the immunity.
Caution: Equipment or system should not be used in close to and stacked with other equipment. If
it is essential, should observe and verify that it can operate normally in this configuration.
Basic performance
In normal situation, detect whether the host work properly, check the probe detection depth which
should meet the technical requirements( ..): Convex array probe should be deeper than or equal
to mm.
Test method: start the system, minutes later, test by using human body ultrasonic simulation
phantom.
Electromagnetic compatibility statement In table 1 - table 4
Digital Handheld Probe-type Ultrasound System Electromagnetic Statement
Table 1
Guide and Healson's statement - electromagnetic emission
The Digital Handheld Probe-type Ultrasound System intends to be used in the following electromagnetic
environment, the purchaser or user shall ensure that it is used in the electromagnetic environment
Launch Experiment
Compliance
Electromagnetic Environment - Guide
Radio frequency
Emission GB
set
The Digital Handheld Probe-type Ultrasound System uses RF
energy only for its internal function.So its RF emission is very
low, and the possibility of interference with electronic devices
is very small
Radio frequency
emission GB
Class A
The Digital Handheld Probe-type Ultrasound System is
suitable for using in all non - domestic and not directly
connected to all facilities of the residential public low-voltage
power supply network
Harmonic emission
GB .
Inapplicability
Voltage
fluctuation/Scintillation
emission
GB .
Inapplicability