Siemens OCM III, Instruction Manual, Page: 93 / 112

EGG-SHAPED AREA X VELOCITY, P3 = 19
‘U’ parameters listed * ‘U’ parameters calculated **
U0 = top radius R U3 = area (h)
U1 = bottom radius r
U2 = axial displacement d
*
obtain from manufacturer’s specifications.
**
calculated by OCM-3. May be viewed by accessing ‘U’ parameter.
Reference
ABSOLUTE CALCULATION, P4 = 0
¤
For flows that can be calculated by the equation:
q = 1/1000 x A x v
where : q = flow rate in l/sec
v = flow velocity in cm/sec
RATIOMETRIC CALCULATION, P4 = 1
¤
For flows that can be calculated by the equation:
q = q
cal
x A/A
cal
x v/v
cal
where : q = flow rate
q
cal
= flow rate at h
cal
A = cross sectional area of flow
A
cal
= cross sectional area of flow at h
cal
v = flow velocity
¤
Refer to Operation \ Flow Calculation.
7ML19985AB01 OCM III 94