General Operation
7.11 Open Channel Monitoring (OCM)
7.11.4
PMDs with Exponential Flow to Head function
For Primary Measuring Devices (PMDs) that measure flow by an exponential equation, use
these parameters. Ensure that you use the correct exponent for your PMD; the values below
are samples only.
7.11.4.1
Standard Weirs
①
②
③
7.11.4.2
Applicable weir profiles
①
②
③
④
124
Transducer
3 to 4 * h
max
h
V-notch or triangular
Suppressed rectangular
Cipolleti or trapezoidal
Sutro or proportional
Operating Instructions, 07/2019, A5E33329501-AC
SITRANS LUT400