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Guidance and manufacturer’s declaration-electromagnetic immunity

 

The MS3500 Infant Scale is intended for use in the electromagnetic environment specified 
below. The customer or the user of the device should assure that is used in such an 
environment.   

Immunity test 

 

IEC 60601 test 
level 

 

Compliance 
level 

 

Electromagnetic 
environment-guidance 

 

Conducted RF   

IEC 61000-4-6   

 

Radiated RF IEC 

61000-4-3   

3 Vrms 

150 KHz to 80 MHz 

 

6 V in ISM bands 

between  0,15  MHz 

and 80 MHz   

80 % AM at 1 kHz 

 
3 V/m 

80MHz to 2,7 GHz 

3 Vrms 

150 KHz to 80 

MHz 

 

6 V in ISM 

bands between 

0,15 MHz and 

80 MHz   
80 % AM at 1 

kHz 

 

3 V/m 

80MHz to 2,7 

GHz 

Portable and mobile RF 
communications equipment 
should be used no closer to any 
part of the device including 
cables, than the recommended 
separation distance calculated 
from the equation applicable to 
the frequency of the 
transmitter.   
 

Recommended separation 
distance:   

d = 1,2 √

P   

d = 1,2 √

P   

80MHz to 800 MHz   

d = 2,3 √

P   

800MHz to 2,5 GHz   

 
Where

 P

 is the maximum output 

power rating of the transmitter 
in watts (W) according to the 
transmitter manufacturer and 

is the recommended separation 
distance in metres (m).   
 
Field strengths from fixed RF 
transmitters, as determined by 
an electromagnetic site survey

a

should be less than the 
compliance level in each 
frequency range

b

 
Interference may occur in the 
vicinity of equipment marked 
with the following symbol:   
 

 

Summary of Contents for MS-3500

Page 1: ...1 USER MANUAL MS3500 Infant Scale Please keep the instruction manual at hand all the time for future reference ...

Page 2: ...r of medical device Carefully read user manual before installation and usage and follow instructions for use Medical electrical equipment with Type B applied part Device catalogue number Authorized representative in the European Community Manufacturer s batch or lot number Device is a medical device Serial number Unique Device Identifier Device conforms to 93 42 EEC as amended by 2007 47 EC Medica...

Page 3: ...rnational copyright law All content is licensed and usage is subject to written authorization from Charder Electronic Co Ltd hereinafter Charder Charder is not liable for any damage caused by a failure to adhere to requirements stated in this manual Charder reserves the right to correct misprints in the manual without prior notice and modify the exterior of the device for quality purposes without ...

Page 4: ... 12 A Attaching tray 12 B Height Measure Attachment 13 B Inserting Batteries 14 C Using AC Adapter 15 III Indicator 15 A Indicator and Key Functions 15 IV Using Device 16 A Basic Operation 16 B Tare 16 C Hold 16 VI Device Setup 17 VII Troubleshooting 19 VIII Product Specifications 21 IX Declaration of Conformity 24 ...

Page 5: ...at solid non slippery surface Usage on soft surfaces ex carpet may result in inaccurate results Ensure all parts are properly locked and tightened before operating the device Device is intended to measure one subject at a time Safety Instructions Batteries should be kept away from children If swallowed promptly seek medical assistance Expected service life 5 years Always comply with appropriate re...

Page 6: ...or third parties natural wear and tear changes or modifications incorrect or negligent handling chemical electrochemical or electrical interference All maintenance technical inspections and repairs should be conducted by an authorized Charder service partner using original Charder accessories and spare parts Charder is not liable for any damages arising from improper maintenance or usage Disposal ...

Page 7: ... affect the precision of measurements Do not place the device in direct sunlight or in close proximity to an intense heat source Excessively high temperatures may damage the internal electronics Incident Reporting Any serious incident that has occurred in relation to the device should be reported to the manufacturer EU representative if device is used in EU member state and competent authority of ...

Page 8: ...idance RF emissions CISPR 11 Group 1 The device uses RF energy only for its internal function Therefore its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment RF emissions CISPR 11 Class B The device is suitable for use in all establishments including domestic establishments and those directly connected to the public low voltage power supply netwo...

Page 9: ...pital environment Surge IEC 61000 4 5 1kV line s to line s 2kV line s to earth 1kV line s to line s 2kV line s to earth Mains power quality should be that of a typical commercial or hospital environment Voltage Dips short interruptions and voltage variations on power supply input lines IEC 61000 4 11 0 UT for 0 5 cycle 0 UT for 1 cycle 70 UT 30 dip in UT for 25 cycles 0 UT for 5 s 0 UT for 0 5 cyc...

Page 10: ...0 AM at 1 kHz 3 V m 80MHz to 2 7 GHz Portable and mobile RF communications equipment should be used no closer to any part of the device including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance d 1 2 P d 1 2 P 80MHz to 800 MHz d 2 3 P 800MHz to 2 5 GHz Where P is the maximum output power rat...

Page 11: ...the MS3500 Infant Scale The device is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or the user of the device can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the device as recommended below according to the maximum output power ...

Page 12: ...ttaching tray 1 Slide tray onto device 2 Turn device upside down Secure tray to device by turning knob on each side of tray turn clockwise to tighten turn counter clockwise to loosen 3 Device can now be used for measurement ...

Page 13: ...13 B Height Measure Attachment 1 Attach bracket to device and baby tray and fasten screws using screwdriver 2 Connect height measure attachment to bracket A clicking noise will be heard Bracket ...

Page 14: ...n bottom of device 2 Take battery connector out from housing 3 Device uses 9V battery 4 Connect 9V battery to connector 5 Place battery into housing Close cover and turn scale right side up Power on device to test if batteries are installed correctly ...

Page 15: ...r A Indicator and Key Functions Key Functions 1 UNIT Switch between kg lb 2 HOLD Determine stable weighing value used when weight is unstable 3 ON ZERO OFF Turn device on and off Zero scale 2 of full capacity Press and hold for 3 seconds to turn off device Indicator 4 Hold Hold function is active 5 Net current result is net weight 1 2 3 5 4 AC adapter port ...

Page 16: ...e can be used when weight of object is at above 2 of 20 kg capacity 1 Place object that needs to be tared onto measurement platform 2 Press ON ZERO OFF key after stable symbol appears on indicator Display will indicate 0 00 kg 3 Place subject plus tared object to be weighed upon measurement platform Conduct measurement 4 To clear tare value remove all objects from measurement platform and press ON...

Page 17: ...he ON ZERO OFF key The display will show the software version followed by Unit first option in setting menu In device setup UNIT to toggle menu option HOLD to confirm selection enter submenu To save changes toggle menu options using UNIT until is displayed and press HOLD to exit settings Unit activate and de activate units Unit options kg lb oz lb oz Press UNIT to toggle between unit options Press...

Page 18: ...ed distributors Gravity compensation options on off Press UNIT to toggle between on off Press HOLD to confirm selection If Gravity Compensation is ON press ON OFF ZERO in setting menu to adjust value Press HOLD to adjust value and UNIT to move to next digit this function should only be changed by qualified distributors Beep When function is turned on beeping noise will be made when indicator is tu...

Page 19: ...bjects interfering with measurement platform Clear platform of objects and try again Device may not function properly on soft surfaces such as carpets or lawns Relocate device to location with solid stable floor If the steps above cannot resolve the problem re calibration may be required to correct weighing accuracy Distributor support required If the following errors occur we recommend contacting...

Page 20: ...caused by faulty loadcell or wiring Please contact distributor Counting Error too low Signal from loadcells too low Error normally caused by faulty loadcell or wiring Please contact distributor Zero count over calibration zero range 10 while power on Re calibration required Please contact distributor Zero count under calibration zero range 10 while power on Re calibration required Please contact d...

Page 21: ...y 5 35 15 85 RH Standard Accessories User manual 1 Power adapter 1 Optional Accessories Carrying bag Height rod Warning The device is only compatible with the manufacturer s power adapters AMP VOLTAGE DRAWING NO CE APPROVED TYPE NO MODEL NO TYP E Adapter plug 9V 200mA AD 8082 AD 0544 UE05WCP 090020SPC US 9V 200mA AD 8082 AD 0544 UE05WCP 090020SPC EU 9V 200mA AD 8082 AD 0544 UE05WCP 090020SPC UK 9V...

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Page 24: ...rovisions of the below stated directives 93 42 EEC as amended by 2007 47 EC Medical Device Directive Please see separate document showing on sticker of device for above CE marking Authorized EU Representative Manufactured by Charder Electronic Co Ltd No 103 Guozhong Rd Dali Dist Taichung City 41262 Taiwan R O C CD IN 1114 9078O 03 2021 ...

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