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Baby Instrument MF500++

Baby Instrument MF500++

Baby Instrument - MF500++'s Description:

SIZE: 20.0cm*16.5cm *6.5cm  
gross weight: 13.5kg(20pse) size:45cm*35.5cm*35.5cm  
Whole set includes: charger,gallus,manual 
SPECIFICATION: Detailed Product Description
Function characteristic:
It can detect the Fetal heart,LCD display FHR,it's used for detecting the fetal heart at hospital, clinic, family.

Introduction:
1.MF-500++ With the blue backlight LCD, whether the light is bright or dark, the FHR can be read clearly.
2. This Doppler has a Ni-MH rechargeable battery inside, which can be used repeatedly after recharging. The gallus can make it convenient to carry.
3. Earphone and gel are optional for purchasing gallus, operation manual.

Specification:
E Standard:  EN61266:1995
E Safety Classification: BF /Class /Internal power
E Overall sensitivity: Y 90 dB
(disclosed proform see Annex )
E Target velocity and display range : 60-210  bpm
(for BF-500+/500++)
E EMC testing data (annexe )
E Working frequency 2.5 MHz ?¨¤ 10%   
E Output power ?¨¹5 mW
E Spatial-peak temp-peak acoustic pressure¨¹ 0.1 MPa.
E Effective area of transducer: 4.0 ?¨¤ 0.5 cm2
E Adapter input voltage : 230V AC
E Adapter input consumer (recharging )?¨¹5VA
E Adapter output voltage (no load )DC 12V ?¨¤ 1V
E Battery9.6V Ni-MH batteries
E Audio output power?¨¹1.8 W
E Coupling medium impedance: 1.5-1.6  (105g/cm2.s)
E Doppler frequency: 0-3000Hz
E Working time (after recharged):BF-500: ?Y 8 hours;  BF-500+: ?Y 5 hours;
BF-500++: ?Y4 hours;
E Environment temperature 10~40

Function:
This Doppler can be used for detecting the FHR from twelve week.

How to maintain the unit
1.Low battery power:MF-500++When battery power is low, the sensitivity will decline, the working indicator will go dark and FHR on the LCD will glint or not be digitally displayed.
Notice: For the first time charging should be more than 12-16 hours.
3.Preservation method:prevent any liquid from reaching the Doppler and do not immerge the unit and probe in any liquid/water.
Notice: If the Doppler outer shell is dirty after use, please use the neuter cleanser to clear it, strictly prohibit to use any other organic materials to clean it including industry alcohol.

Attention:
l CAUTIONBefore using, take the probe off and then turn on the Doppler. After used, first turn off the Doppler and then put probe on. Otherwise, there will be noise because of the reflection of ultrasound.
l Do not use mobile phone or cordless telephone
within 10m while the unit is working otherwise it cannot work normally.l  Charging time should be between 8-12 hours except first charging between 12-16 hours.(more than 12 hours)l  Turn off the unit after use to prolong the using   time of the recharged battery.l  Industry alcohol or other chemical  organic   solvent are prohibited to clean the unit.l  only 75% medical alcohol is allowed to cleanthe probe or the main unit.l  An operating temperature should be between 10-40.l  Use only the specified AC adapters and batteries (supplied) for the unit. Others pose the risk of fire, electric shock or injury.l  Please use probe carefully as the probe damaged by customers is not covered under the free warranty.

Shelf-life and Warranty
1.Shelf-life Precise electronic components are the main parts of the Doppler, the host machine shelf-life is 3 years, but except probe and battery and earphone (option).
2.Warranty: The unit is backed by a one-year limited warranty. During the warranty period, which starts from the date of purchase, any defective parts will be repaired free of charge. Please note that you will be charged for the cost of shipping the unit from service office to your residence.
3.Yearly safe check: E The following safety checks should be performed at least every 24 months by a qualified person who has adequate training, knowledge, and practical experience to perform these tests.

E Inspect the safety relevant labels for legibility. E Inspect the equipment and accessories for mechanical and functional damaged. the data should be recorded in the operating manual, If the device is not functioning properly ,the device has to be repaired. Verify that the device functions properly as described in the instructions for use.

Trouble Shooting:
1. MalfunctionWhile the unit is working normally,  working indicator fails to light up/ no sound.

Possible cause:
a. The rechargeable battery is near depletion of power.
b. Battery is damaged;
c. The unit is damaged.

Solution:
a. Recharge the unit;
b. Contact the agent to change battery;
c. Contact the agent to repair.

2. Malfunction: Connect the adapter