SPECIFICATIONS
E-Series Ultrasonic
Meter
DN15
DN20
DN25
DN32
DN40
DN50
Size
15 mm (5/8 in )
20 mm (3/4 in )
25 mm (1 in )
25 mm (1 in )
32 mm (1-1/4 in ) 40 mm (1-1/2 in )
50 mm (2 in )
Nominal Flow Rate Q
3
2 5 m
3
/hr
(11 0 gpm)
4 0 m
3
/hr
(17 6 gpm)
6 3 m
3
/hr
(28 gpm)
10 0 m
3
/hr
(44 gpm)
10 0 m
3
/hr
(44 gpm)
16 0 m
3
/hr
(70 gpm)
25 0 m
3
/hr
(110 gpm)
Overload Flow Rate Q
4
3 1 m
3
/hr
(13 7 gpm)
5 0 m
3
/hr
(22 0 gpm)
7 9 m
3
/hr
(34 78 gpm)
12 5 m
3
/hr
(55 gpm)
12 5 m
3
/hr
(55 gpm)
20 0 m
3
/hr
(88 gpm)
31 25 m
3
/hr
(138 gpm)
Transitional Flow
Rate Q
2
0 016 m
3
/hr
(0 07 gpm)
0 026 m
3
/hr
(0 115 gpm)
0 063 m
3
/hr
(0 28 gpm)
0 064 m
3
/hr
(0 28 gpm)
0 064 m
3
/hr
(0 28 gpm)
0 102 m
3
/hr
(0 45 gpm)
0 16 m
3
/hr
(0 70 gpm)
Minimum Flow Rate Q
1
0 010 m
3
/hr
(0 04 gpm)
0 016 m
3
/hr
(0 07 gpm)
0 039 m
3
/hr
(0 17 gpm)
0 04 m
3
/hr
(0 18 gpm)
0 04 m
3
/hr
(0 18 gpm)
0 064 m
3
/hr
(0 28 gpm)
0 1 m
3
/hr
(0 44 gpm)
Pressure Loss at Q
3
0 045 bar (6 0 psi) 0 40 bar (6 0 psi)
0 60 bar
(8 7 psi)
0 60 bar
(8 7 psi)
0 60 bar (8 7 psi)
0 40 bar (5 8 psi)
0 2 bar (2 90 psi)
Reverse Flow
Maximum Rate
0 55 m
3
/hr
(2 4 gpm)
0 91 m
3
/hr
(4 0 gpm)
1 71 m
3
/hr
(7 5 gpm)
1 71 m
3
/hr
(7 5 gpm)
1 71 m
3
/hr
(7 5 gpm)
3 2 m
3
/hr
(14 0 gpm)
4 5 m
3
/hr
(20 gpm)
R Value
250
250
250
250
250
250
250
Operating
Performance
In the normal temperature range of 7…29° C (45…85° F), new meter consumption measurement is accurate to:
•
± 2% from Q
2
to Q
4
•
± 5% from Q
1
to Q
2
Storage Temperature
– 40…60° C (– 40…140° F)
Maximum
Ambient Storage
(Storage for One Hour)
72° C (150° F)
Measured-Fluid
Temperature Range
1…60° C (34…140° F)
Humidity
0…100% condensing; meter is capable of operating in fully submerged environments; IP68 rating
Maximum
Operating Pressure of
Meter Housing
12 bar (175 psi)
Register Type
Straight reading, permanently sealed electronic LCD; digits are 7 mm (0 28 in ) high
Register Display
Consumption (up to nine digits)
•
Rate of flow
•
Alarms
•
Unit of measure factory programmed for gallons, cubic feet or cubic meters
Register Capacity
•
10,000,000 gallons
•
1,000,000 cubic feet
•
100,000 cubic meters
Totalization Display
Resolution
•
Gallons: 0 XX
•
Cubic feet: 0 XXX
•
Cubic meters: 0 XXXX
Battery
3 6-volt lithium thionyl chloride; battery is fully encapsulated within the register housing and is not replaceable
20 year battery life
Specifications
Page 15
September 2017
ESM-UM-00255-EN-01
