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Error Messages 
 

Low Battery 
The sca

le’s alkaline AA type batteries are 

flat; please replace the batteries. 

 
 
 
 

Overload 
This indicates that the scale’s load sensor(s) 
have been overloaded. Reduce the loading 
and retry. 

 

Counting Error 

1.  The signal from the load cells is too 

high. Please remove any weight from 
the scale and try to power on again. If 
the scale continues to show the error 
message, it indicates a fault with the 
electronics or wiring. 

2.  The signal from the load cells is too 

low. Please remove any weight from 
the scale and try again. If the scale 
continues to show the error message, 
it indicates a fault with the electronics 
or wiring. 

 

High/Low Zero Count 

1.  The scale is above its zero range. 

Please remove any weight from the 
scale and power on again. If the 
scale continues to show the error 
message, it indicates a fault with the 
electronics. 

2.  The scale is below its zero range. 

Check there is nothing jammed 
underneath the scale and power on 
again. If the scale continues to show 
the error message, it indicates a fault 
with the electronics.   

 
 

 

EEPROM Error 
This indicates there is a fault with the scale

’s 

software and is normally caused by a fault 
with the load cell or wiring. Contact your 
local service representative.   

 

 
 
 
 
 

Page 9 

Summary of Contents for M-550BT

Page 1: ...USER MANUAL M 550BT Please take time to read these instructions before starting to use the scale Version 1 1 01 18...

Page 2: ......

Page 3: ...c Symbols 6 Power Supply and Low Battery 7 Operation 7 Setting the Bluetooth Function 8 Error Messages 9 Troubleshooting 10 EMC Guidance and Manufacturer s Declaration 11 Recommended Separation Distan...

Page 4: ...Product Specification Model M 550BT Accuracy Class Class III Capacity Division 200kg x 200g Column No Units of Measure Kg Function Keys ON OFF ZERO TARE HOLD BMI Stabilization Time 1 2 Seconds Operat...

Page 5: ...f swallowed promptly seek medical assistance If you have any problems contact Marsden your local dealer your service partner Cleaning We recommend using alcohol based wipes or similar when cleaning th...

Page 6: ...entification of manufacturer of medical product including address Type B Applied Part Dispose of old appliances separately from your household waste This product must be disposed of at a communal coll...

Page 7: ...1 Press this key to switch on the scale The display will show 0 0kg 2 Pressing the ON OFF key on the opposite side of the display will reverse the scale s display therefore the display can be viewed...

Page 8: ...or three seconds The scale will enter BMI mode 2 The display will show the last inputted height 3 Press the HOLD BMI button to decrease the height and ZERO TARE to increase the height 4 When the corre...

Page 9: ...the scale and try again If the scale continues to show the error message it indicates a fault with the electronics or wiring High Low Zero Count 1 The scale is above its zero range Please remove any w...

Page 10: ...h the following section carefully Self checking tips Some functional defects can be identified and maintained by users as listed below 1 Power Failure Check if the mains power adaptor has been correct...

Page 11: ...r 6kV contact 8kV air Floors should be wood cement or ceramic tile If floors are covered with synthetic material the relative humidity should be at least 30 Electrical fast transient burst IEC 61000 4...

Page 12: ...as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol N...

Page 13: ...aration distance according to frequency of transmitter m 150kHz to 80MHz d 1 2 P 80MHz to 800MHz d 1 2 P 800MHz to 2 5GHz d 2 3 P 0 01 0 12 0 12 0 23 0 1 0 38 0 38 0 73 1 1 2 1 2 2 3 10 3 8 3 8 7 3 10...

Page 14: ...Panel and LCD Display LCD Display 1 Stable Symbol 2 Minor weight value 3 Zero Manufacturer s Declaration of Conformity Page 14...

Page 15: ...dengroup co uk www marsden weighing co uk Manufacturing and Distribution Unit 7 Centurion Business Park Coggin Mill Way Rotherham S60 1FB Head Office Unit 1 Genesis Business Park Sheffield Road Rother...

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