Rockwell Automation 1771-PD PID MODULE (+DU) - Manual (Page 91)

Programming
Chapter 3
3Ć48
Figure 3.13
Control Word Summary
1
0
17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
1
0
1
0
1
0
1
0
Expanded Loop
Expanded Loop
1
0
1
0
Master Control Word W01
Loop 1 Control Word A W18
Loop 1 Control Word B W19
Expanded Loop 1 Control Word W30
Loop 2 Control Word A W38
Loop 2 Control Word B W39
Expanded Loop 2 Control Word W50
11116
Note: If you change a loop 1 or loop 2 parameter, you must initiate a load/enter sequence.
1
0
1 1
LOOP 1
2 LOOPS
EXPANDED
STANDARD
CALIB BINARY
BCD
BINARY
BCD
SP
SOFT
FAULT
RESET
DIAG
LOOP
TIME
LOAD
0 0
VERIFY
CODE
ENTER SET
OUTPUT 2
SET
OUTPUT 1
MANUAL
REQUEST
0 1
PC
LIMIT
PV VD MAX
LIMIT
HOLD
PID1
HOLD
BIAS1
1 0
PV1
PID
PC
PV2
PID
PV1
PV2
PV-SP
ERROR1
SP-PV
PV-SP
ERROR2
SP-PV
ERROR1
LIMIT
ERROR2
DEAD BAND
DEAD BAND
V1 MAX
LIMIT
V1 MAX
LIMIT
PROPORTIONAL
ERROR
FUNCTION
PROPORTIONAL
ERROR
FUNCTION
INTEGRAL
ERROR
FUNCTION
INTEGRAL
ERROR
FUNCTION
DERIV. ERR.
Error
PV
DERIV. ERR.
Error
VD MAX
LIMIT
HOLD
PID2
HOLD
BIAS2
1
0
1
0
MULT (X)
BIAS 1
SUM (+)
MULT (X)
BIAS 2
SUM (+)
LIMIT
OUTPUT1
LIMIT
OUTPUT2
SOFT FAULT
SELECTION CODE
SOFT FAULT
SELECTION CODE
x10
TA1
x1
x10
TA2
x1
x10
TB1
x1
x10
TB2
x1
x10
TC1
x1
x10
TC2
x1
(-)
SP SIGN
(+)
(-)
SP SIGN
(+)
x10
SCALING
x1
x10
SCALING
x1
MULTIPLIER
FOR
K p
MULTIPLIER
FOR
K 1 i
MULTIPLIER
FOR
K D
MULTIPLIER
FOR
K p
MULTIPLIER
FOR
K 1 i
MULTIPLIER
FOR
K D
1
1
1
1
1
0
1
0
1
0
FFI1
FFI2
SCALE
PV1
SCALE
PV2
SCALE
SP1
SCALE
SP2
SCALE
ERROR1
SCALE
ERROR2
DECOUPLE
0
TIEBACK
FFI1
PC
TIEBACK
FFI2
PC
NEG.
FFI1
POS.
NEG.
FFI2
POS.
[FFI+FF0]
[FFI+FF0]
MULTIPLIER
FOR
MULTIPLIER
FOR
LEAD/LAG
LEAD/LAG
(-)
SMIN1
(+)
(-)
SMIN2
(+)
(-)
(+)
(-)
SMAX2
(+)
SMAX1
PC
PID
BIAS1
PC
PID
BIAS2
NEG.
POS.
BIAS1
NEG.
POS.
BIAS2
CASCADE
LP1 TO
SP LP2
0
K
F
I X
K F 2 X
K F I
K F I
1
0