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Reference Manual
IP2048/RM, Rev AA
Section 4: Starting up
February 2015
Table 4-1. Profile options for flow
Hmax Scale Factor
Power
Factor
20 mA Point
(1)
(1) Where entries do not say “(User)”, the 20 mA Point (Upper Range Value) is automatically set to the value in the meters (m) or feet/inches (ft./in.) column depending
on the selected Base Units. The 4 mA Point (Lower Range Value) is automatically set to 0.
Options Flow Structures
Metric
(m)
Imperial
(ft/in.)
Metric
(m
3
/hr)
(2)
(2) If the Base Units are meters (m), the flow units are m3/hour. Otherwise, flow units are gal/m (GPM). The gallons are US gallons.
Imperial
(GPM)
(2)
Metric
(m)
Imperial
(ft/in.)
3/2 Flume 3/2 flow law - (User)
(3)
(3) Where shown, “(User)” indicates that the user is required to input the appropriate data.
(User)
(3)
1.5 (User)
(3)
(User)
(3)
5/2 V-Notch 5/2 flow law - (User)
(3)
(User)
(3)
2.5 (User)
(3)
(User)
(3)
mann Manning formula - (User)
(3)
(User)
(3)
(User)
(3)
- -
PAr01 1 inch Parshall flume 0.75 2.5 217.3 151.7 1.55 17.9 87.3
PAr02 2 inch Parshall flume 0.75 2.5 434.6 303.4 1.55 50.7 215
PAr03 3 inch Parshall flume 0.75 2.5 635.5 445.2 1.547 125 516
PAr06 6 inch Parshall flume 0.75 2.5 1372 924.5 1.58 389 1750
PAr09 9 inch Parshall flume 0.75 2.5 1927 1378 1.53 882 3980
PAr1 1 ft. Parshall flume 0.75 2.5 2487 1795 1.522 1610 7240
PAr1.5 1
1
/2 ft. Parshall flume 0.75 2.5 3803 2693 1.538 2440 11000
PAr2 2 ft. Parshall flume 0.75 2.5 5143 3590 1.550 3290 14900
PAr3 3 ft. Parshall flume 0.75 2.5 7863 5386 1.566 5010 22600
PAr4 4 ft. Parshall flume 0.75 2.5 10630 7181 1.578 6750 30500
PAr5 5 ft. Parshall flume 0.75 2.5 13440 8976 1.587 8510 38400
PAr6 6 ft. Parshall flume 0.75 2.5 16280 10770 1.595 10300 46400
PAr8 8 ft. Parshall flume 0.75 2.5 22010 14360 1.607 13900 62600
PAr10 10 ft. Parshall flume 0.75 2.5 26862 17672 1.6 20700 89200
FF01
(4)
(4) FF and FP flume options require the Base Units to be meters (m). See “Changing the base units” on page 60 if a change of Base Units is required.
Flume Flat 1 (m) 0.102 134.79 1.5 9
FF02
(4)
Flume Flat 2 (m) 0.191 178.27 1.5 36
FF03
(4)
Flume Flat 3 (m) 0.267 313.42 1.5 90
FF04
(4)
Flume Flat 4 (m) 0.406 541.72 1.5 360
FF05
(4)
Flume Flat 5 (m) 0.635 811.11 1.5 900
FF06
(4)
Flume Flat I 0.200 132.2 1.5 30
FF07
(4)
Flume Flat II 0.250 177.7 1.5 60
FF08
(4)
Flume Flat III 0.300 217.58 1.5 90
FF09
(4)
Flume Flat III bis 0.3333 328.35 1.5 200
FF10
(4)
Flume Flat III ter 0.400 272.0 1.5 200
FF11
(4)
Flume Flat IV 0.400 352.17 1.5 180
FF12
(4)
Flume Flat V 0.500 442.93 1.5 360
FF13
(4)
Flume Flat V bis 0.400 400.5 1.5 320
FF14
(4)
Flume Flat VI 0.540 499.06 1.5 720
FF15
(4)
Flume Flat VII 0.700 623.7 1.5 1080
FF16
(4)
Flume Flat VIII 0.600 881.16 1.5 1440
FF17
(4)
Flume Flat VIII bis 0.666 798.0 1.5 1500
FF18
(4)
Flume Flat IX 0.800 1065.2 1.5 1800
FF19
(4)
Flume Flat IX bis 0.733 814.8 1.5 1700
FF20
(4)
Flume Flat X 0.867 1322.3 1.5 3600
FF21
(4)
Flume Flat X bis 1.200 1609.0 1.5 7500
FF22
(4)
Flume Flat X ter 0.959 1064.9 1.5 3500
FF2 3
(4)
Flume Flat XI 1.200 1651.0 1.5 7200
FP01
(4)
Flume Parabolic 1 0.200 15879 2.3 20
FP02
(4)
Flume Parabolic 2 0.250 17591 2.3 40
FP03
(4)
Flume Parabolic 3 0.310 11646 2.2 90
FP04
(4)
Flume Parabolic 4 0.380 13670 2.2 180
FP05
(4)
Flume Parabolic 5 0.460 9802.7 2.1 360
FP06
(4)
Flume Parabolic 6 0.600 11368 2.1 720
FP07
(4)
Flume Parabolic 7 0.800 12228 2.1 1400