User manual
Contents 
Special features of the SC 7400 NFC ............  3 
Precautions …………......................................  3 
Product description and intended use …….....  5 
About blood pressure ....................................  5 
The product ..................................................  8 
The LC display .............................................  8 
Explanation of the symbols used  ...................   9 
Preparations for start-up ………......................   10 
Applying the cuff and measurement position ... 11 
Performing the measurement .........................  12 
The memory function .....................................  13 
Care and maintenance.....................................  14 
Cleaning ..........................................................  14 
Regular re-calibration ………...........................  14 
Technical specifications .................................  15 
Warranty ………………....................................  15 
Disposal …………….........................................   16 
Technical specifications 
Measuring range  Pressure: 20 ~ 300 mmHg 
  Heart rate:  40 ~ 200 bpm 
Accuracy Pressure: 3 mmHg 
  Heart rate: ± 5% of the 
  measuring value 
Measuring method:  Oscillometric measurement 
 (smart logic) 
Display LC display 
Memor 2x20 sets 
Battery capacity  approx. 80 measurements 
Weight  approx. 82 g 
Cuff size  135 - 220 mm 
Operating environment  5 ~ 40˚C, 15 ~ 90% RH 
Storage conditions  -20 ~ 55 °C, <93% RH 
Operating voltage   LiIo battery 450 mAh, 
 micro USB cable 
Automatic Off:    after approx 150 s  
IP classification    IP20 (the product is not 
 water-proof) 
Specifications may change as technical revisions take place. 
Warranty 
We grant a warranty of two years for the blood 
pressure monitor. The cash voucher is your warranty 
certificate. The product will be repaired free during 
the warranty period. You can also have your BP 
monitor repaired by our customer service after the 
warranty period. We will provide you with a free cost 
estimate for the repair. 
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