OxyFlo Pro User Manual
Revision 1.1 | May 2015
48
6.
T
ECHNICAL
S
PECIFICATIONS
Physical
Dimensions
150 mm (H) x 310 mm (W) x 280 mm (D)
Weight
4Kg / 9lbs
Operating temperature
10 - 30°C
Operating humidity
0 – 70% (non-condensing)
Power requirements
40W max.
Number of probes supported/
Number of channels
OxyFlo Pro
2
OxyFlo Pro XL
4
Display
High contrast 800 x 480 full colour LCD touch-screen
User configuration
Via touch-screen display
Analogue voltage outputs
2 x 15-pin D type, 4 outputs (Pro) or 8 outputs (Pro XL)
Laser type
Temperature-stabilized semi-conductor laser diode(s)
Laser wavelength
830 ± 10nm
Laser classification
Class 1 (EN 60825-1 and 21 CFR 1040.10)
Laser power
<0.5mW from probe tip/underside
Performance
Mode of operation
Laser Doppler Flowmetry
Measurement units (displayed)
0 – 9999 BPU (blood perfusion units)
Stability of reading
± 5%
Sampling rate
200Hz
Measurement time constant
(filtering)
200ms (Flow); 200ms (Backscatter); 5ms (Raw); 5s (ART)
Display update time (numerical)
2s (5s rolling averaged)
Probe identification
Automatic; monitor stores one-time calibration
Probe calibration
Factory or user-calibrated using Oxford Optronix motility
standard
Zeroing
Automatic, controlled
Default analogue data output
range
0 - 5V (= 0 - 5000 BPU or 0 - 100% Backscatter)
Analogue data output rate
65 Hz
Table 10: OxyFlo Pro technical specifications