OIML APPROVED METER
The M5000 is type approved according to the international water meter standards OIML R49. The meter is approved as Class I
and Class II for the detector sizes 2…12 inches (DN 50…300).
BA5000-28MID
±E%
Q1 Q2 Q3 Q4
Cl. II = 5%
Cl. I = 3%
Cl. II = 2%
Cl. I = 1%
Q2/Q1 = 1.6 and Q4/Q3 = 1.25
OIML R 49 specification for Class I
Size
in. (DN)
2 (50) 2 1/2 (65) 3 (80) 4 (100) 5 (125) 6 (150) 8 (200) 10 (250) 12 (300)
R (Q3/Q1) 200 200 200 250 250 160 160 160 100
Q1 [m³/h) 0.315 0.5 0.8 1 1.6 3.94 6.25 10 15.63
Q2 [m³/h) 0.504 0.8 1.28 1.6 2.56 6,3 10 16 25
Q3 [m³/h) 63 100 160 250 400 630 1000 1600 1600
Q4 [m³/h) 78.75 125 200 312.5 500 787.5 1250 2000 2000
OIML R49 Class 1
OIML R 49 specification for Class II
Size
in. (DN)
6 (150) 8 (200)
R (Q3/Q1) 250 250
Q1 [m³/h) 2.52 4
Q2 [m³/h) 4.03 6.4
Q3 [m³/h) 630 1000
Q4 [m³/h) 787.5 1250
OIML R49 Class 2
OIML Approved Meter
MAG-UM-00219-EN-17Page 50 June 2021