Citizen REF CH-657 Blood Pressure Monitor User Manual


 
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English
SPECIFICATIONS
Model Number CH-657
Measurement system Oscillometric method
Display Digital display type
Wrist circumference range 13.5 to 21.5 cm
Measurement
range
Pressure 0 to 280 mmHg
Pulse 40 to 180 pulse/min
Accuracy
Pressure ±3 mmHg
Pulse ±5% of reading
In ation Automatic in ation by internal pump
Rated voltage 3V DC
( : direct current)
Exhaust Electromagnetic quick exhaust valve
Power supply 2 AAA batteries (LR03)
Battery duration Approx. 400 times
(180 mmHg,
once/day, 22°C)
Operating
conditions
Temperature 10°C to 40°C
Humidity 30% to 85% RH
Storage
conditions
Temperature -20°C to 60°C
Humidity 10% to 95%RH
Memory Function Up to 90 measurements
Electric shock Protection Internal power unit
Safety Classi cation
Type B Equipment
Mode of operation Continuous operation
Protection against ingress of water
IPX0
Dimensions 69(W) x 70(H) x 15(D) mm
Weight Approx. 86g w/o batteries
Accessories
Set includes 2 AAA batteries (LR03) for the
monitor, Instruction Manual, Storage case