Evoqua WALLACE & TIERNAN SFC, Original Instruction Manual

Page: 131 / 288

SFC
Installation
5.
131
17 Select control mode Page 184
18 Set dosing output, and adjust
positioner running time, Tp, and
max. pulses if necessary Page 184
19 On positioner with feedback
calibrate„Ym”.
With feedback signals, such as
mA signal, 0 – 1V, 5kOhm, the
DIP switch S4 must be adjusted
on the A&C board. Factory
setting: 1kOhm potentiometer Page 184
20 Check setpoint and dosing factor,
adjust if necessary Page 184
21 Check setpoint and dosing
source, adjust if necessary Page 184
22 Check flow rate source, adjust if
necessary Page 184
23 Check flow rate direction, adjust
if necessary Page 184
24 Check control variable 2, adjust if
necessary (single feed forward
only) Page 184
25 Check X direction, adjust if
necessary (single feed forward
only) Page 184
26 Check X factor, adjust if
necessary (single feed forward
only) Page 184
27 Adjust values for Xp and Tn on
control loop (single feedback
closed-loop control only)
Please note
These values may be optimized
later by adaption or manually.
Page 184
Seq.
no.
Task
Chapter and
page reference
Com-
pleted