Neptune TRU/FLO, Руководство по установке и обслуживанию

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4 TRU/FLO Compound Meter Installation and Maintenance Guide
2 Specifications
This chapter describes the specifications, operating characteristics, and dimensions for the
TRU/FLO meter.
Environmental Specifications
This section contains environmental specifications for the TRU/FLO meter.
TRU/FLO Operating Characteristics
This section provides a table of the operating characteristics of the TRU/FLO meter.
Table 2 Environmental Specifications
Application Cold water measurement of flow in
one direction.
Maximum Operating Pressure 150 PSI (1034 KPA)
Maximum Operating Temperature of Water 80º F
Table 3 Operating Characteristics
TRU/FLO Meter Size
Normal Operating Range @100%
Accuracy (±1.5%) AWWA Standard Low Flow @95% Accuracy
2-inch HP ½ to 200 US gpm
0.11 to 45.4 m
3
/h
1 to 160 US gpm
.227 to 36.34m
3
/h
⅛
US gpm
0.03 m
3
/h
3-inch ½ to 450 US gpm
0.11 to 102.2 m
3
/h
2 to 350 US gpm
.454 to 79.5 m
3
/h
⅛
US gpm
0.03 m
3
/h
4-inch 1 to 1000 US gpm
0.23 to 227.1 m
3
/h
3 to 600 US gpm
.68 to 136.3 m
3
/h
½ US gpm
0.11 m
3
/h
6-inch 1½ to 2000 US gpm
0.34 to 454.2 m
3
/h
5 to 1350 US gpm
1.14 to 306.6 m
3
/h
¾ US gpm
0.17 m
3
/h
6-inch x 8-inch 1½ to 2000 US gpm
0.34 to 454.2 m
3
/h
16 to 1600 US gpm
3.63 to 363.4 m
3
/h
¾ US gpm
0.17 m
3
/h