The DARAY V450 desktop pulse oximeter measures oxygen saturation and pulse rate via the patient's finger.
Simple and comfortable to use, the V450 has dual displays; a wide-angle LCD screen displaying real-time pulse rate graphical display and an LED display showing SpO2 levels, PR, PR bar graph and TEMP (V450T only).
Technical specification
Oxygen saturation (SpO2)
Measurement range
35% - 100%
Accuracy
±2% (70-100%), 0-69% unspecified
Resolution
1%
Pulse rate
Measurement range
30 - 250 bpm
Accuracy
±2 bpm
Resolution
1 bpm
TEMP (V450T)
Measurement range
0-50 °C
Accuracy
±0.2°C
Resolution
0.1°C
Alarm
Mode
Audio/visual
Setup
User-adjustable high and low limits
Storage and review
36 hours SpO2/PR/TEMP
(optional trend data with corresponding date and time)
Display
LCD screen
128 x 64 monochrome dot matrix
LCD and bicolour LED
Backlight colour
White
LED
Bicolour LED (red/green) and monochrome LED
Power requirements
AC power adapter
Input
AC 100-240V, 50/60Hz. 0.7A
Output
DC 9V, 1.6A
Internal battery
Type
1.5Ahr/8.4V Li rechargeable battery
Operating time
15-hour continuous operation with a new,
fully
charged battery
(ambient temperature is 25°C)
Recharge time
5 hours
Common battery
Type
5 x 1.5V AA normal or rechargeable battery
Operating time
>5-hour continuous operation with a new battery
(ambient temperature is 25°C)