Delta OHM DO 9847K, Руководство пользователя

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Technical Specifications
AP472 S1 AP472 S2 AP472 S4…
L LT H HT
Type of Measurements
Air velocity,
calculated flow,
air temperature
Air velocity,
calculated flow
Air v
elo
city,
calculated fl
ow
Air v
elo
city,
calculated fl
ow,
air tempe
rature
Air v
elo
city,
calculated fl
ow
Air v
elo
city,
calculated fl
ow,
air tempe
rature
Diameter
100 mm 60 mm 16 mm
Type of Measurement
Velocity Vane Vane Vane
Temperature Tc K ---- ---- Tc K ---- Tc K
Measuring Range
Velocity (m/s) 0.6…30 0.3…20 0.8…20 10…50
Temperature
-25…+80 -25…+80 (*)
-
25...+80
(*)
-
30..+120
(**)
-
25...+80
(*)
-
25…+80
Resolution
Velocity 0.01 m/s - 0.1 km/h - 1 ft/min - 0.1 mph - 0.1 knots
Temperature 0.1°C ---- ---- 0.1°C ---- 0.1°C
Accuracy
Velocity
±(0.1 m/s
+1.5%f.s.)
±(0.1m/s
+1.5%f.s.)
±(0.2 m/s +1.0%f.s.)
Temperature ±0.1°C ---- ---- ±0.1°C ---- ±0.1°C
Min. Velocity
0.6m/s 0.3m/s 0.8m/s 10m/s
Unit of Measurement
Velocity m/s – km/h – ft/min – mph - knots
Flow l/s – m
3
/s – m
3
/min – ft
3
/s – ft
3
/min
Duct Section for Flow Calcula-
tion
100…100000 cm
2
0.01…10 m
2
Calculation of Duct Section
(for Flow Measurement)
The area of the section can be assigned:
•
directly (cm
2
or inch
2
)
•
by setting the radium (cm or inch) for circular sections
•
by setting the side length (cm or inch) for rectangular sections
DO9847 Firmware Upgrade
Version 2.0 and following ones
Cable Length
~2m
(*) The indicated value refers to the vane operating range.
(**) Temperature limit refers to the probe where the vane and temperature sensor are located and not to the handle, the
cable and telescopic shaft which maximum working temperature is 80°C.