A&D UB-511, Instruction Manual

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Page 4
Symbols
Symbols Function / Meaning Recommended Action
Standby and on switch
Battery installation guide
Direct current
SN
Serial number
Date of manufacture
Type BF: Device, cuff and tubing are designed to provide
special protection against electrical shocks.
The indicator while measurement is in progress. It blinks
while detecting the pulse. Measurement is in progress. Remain as still as
possible.
I rregular H eart b eat indicator. (I.H.B.)
The indicator that detects irregular heartbeats or any
excessive body movement during the measurement.
Previous measurements stored in MEMORY.
Full Battery
The battery power indicator during measurement.
low Battery
The battery is low when it blinks.
Replace all batteries with new ones when the
indicator blinks.
Unstable blood pressure due to movement during the
measurement. Try measurement again.
Remain very still during the measurement.
The systolic and diastolic values are within 10 mmHg of
each other.
The pressure value did not increase during inflation.
The cuff is not fastened correctly.
E
The pulse is not detected correctly.
Fasten the cuff correctly, and try measurement
again.
SYS
Systolic blood pressure in mmHg