Alnor EBT730 - Performance Data

68 Electronic Balancing Tool EBT730/EBT731
Performance Data
Performance data obtained in HVAC test laboratory using two high-accuracy flow stations as flow
measurement standards. The flow stations were mounted in sealed ductwork upstream of the tested
Swirl Diffusers.
-20
-10
0
10
20
30
40
0 100 200 300 400 500 600 700
Measurement Error [% of Flow]
Flow [m
3
/hr]
EBT731 Performance Data
(Swirl Diffuser on 200mm Dia. Duct)
EBT731 with Swirl-X
EBT731 (No Swirl-X)
EBT731 Allowed Tolerance
-20
-10
0
10
20
30
40
0 200 400 600 800 1000 1200
Measurement Error [% of Flow]
Flow [m
3
/hr]
EBT731 Performance Data
(Swirl Diffuser on 300mm Dia. Duct)
EBT731 with Swirl-X
EBT731 (no Swirl-X)
EBT731 Allowed Tolerance
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