CONTREX ML-Drive - Manual (Page 54)

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To find Follower Setpoint 1 (CP-03) for Example B:
Follower E.U. desired
Setpoint 1 = ________________________________ x 100 (%)
Lead E.U. operation
10 gal/min The Follower Engineering Units (gallons/minute of ingredient B)
at which you want the Follower to operate.
Divided by
20 gal/min The Lead Engineering Units (gallons/minute of ingredient A)
that the Lead is operating at.
Multiplied by 100 (%) Equals
50 Follower Setpoint 1 (CP-03) value.
To find Follower Setpoint 2 (CP-04) for Example B:
Follower E.U. desired
Setpoint 2 = ________________________________ x 100 (%)
Lead E.U. operation
7 gal/min The Follower Engineering Units (gallons/minute of ingredient B)
at which you want the Follower to operate.
Divided by
10 gal/min The Lead Engineering Units (gallons/minute of ingredient A)
that the Lead is operating at.
Multiplied by 100(%) Equals
70 Follower Setpoint 2 (CP-04) value.