Siemens Milltronics SF 500, Инструкция по эксплуатации, Страница: 61 / 134

7ML19985CN01 Milltronics SF 500 - INSTRUCTION MANUAL Page 55
mmm
mm
PI
D Co
nt
ro
l
Setpoint Controller – Rate and Additive Control
Default Value =
f
Comments:
1. Connect primary rate controlled device to mA O/P 2
Connect additive rate controlled device to mA O/P 3
Connect additive process variable to mA I/P
Hardwire mA O/P 1 to mA O/P 2
2. Ratio of Additive to Primary product may be adjusted by changing P418-02
Parameter Index Choices
01 02 03
Controller Selection P400- 1
1
---- 0=Off, 1=Man, 2=Auto
Process Variable Source P402-
1
f
2
----
1=Rate, 2=mA I/P 1,
3=mA I/P 2
Setpoint Configuration P414-
0 2
----
0=Local, 1=mA I/P 1,
2=mA I/P 2
mA O/P Function P201-
1
f
2
2
1=Rate, 2=PID
mA I/P Function P255-
2 1
----
0=Off, 1=PID Set-
point, 2=PID Process
Variable
Remote Ratio P418-
100
f
100
f
---- Setpoint=% of input
M
M P
F
E N T E R C L E A R R E S E T
T O T A L A L T
D I S P
R U N P A R Z E R O S P A N
M
A
rotary feeder (primary product)
pump
additive
product
PID-01 O/P
PID-02 O/P
to mixing
device
liquids
flowmeter
motor
speed
controller
motor
speed
controller
Figure B
rate (PV)
flow (PV)