Model PD655 Large Display Process Meter
Instruction Manual
70
Applications Using Total Conversion Factor and Time Base
The following tables illustrate the effect various total conversion factors and time
bases have on the operation of the meter:
Application #1
Rate
Time
base
Total
conv
factor
Total
after one
second
Total
after one
minute
Total
after one
hour
Total
after one
day
60
GPM
Min 1
1
gallon
60
gallons
360
gallons
8640
gallons
In the above application, a totalizer conversion factor of 1 with a rate of 60 GPM
results in a total of 60 gallons after 1 minute.
Application #2
Rate Time
base
Total
conv
factor
Total
after one
second
Total
after one
minute
Total
after one
hour
Total
after one
day
60
GPM
Min 0.2 0.2
can
12
cans
720
cans
17280
cans
In the above application, 5-gallon paint cans are being filled and the user wants
to keep track of the number of cans that have been filled, not the total gallons of
paint that has been dispensed.
Application #3
Rate Time
base
Total
conv
factor
Total
after one
second
Total
after one
minute
Total
after one
hour
Total
after one
day
10
MGD
Day 1 0.0001 0.0069 0.4166 10.0000
Million gls
In the above application, a wastewater treatment plant has an effluent of 10
million gallons per day. A totalizer conversion factor of 1 and a time base of day,
results in a total display of 10.0000 million gallons after one day.
