Table of Contents
R7426D UNIVERSAL INPUT CONTROLLER
Control Par.
No. Name
P.01 W1
Main setpoint for input X1
P.02 Wlim
Limit setpoint (low or high) for input X2
P.03 Wcomp
Compensation changeover point for input T3
P.04 Wi
Winter compensation authority
P.05 Su
Summer compensation authority
P.06 Wcas
Submaster or cascade setpoint
P.07 Rcas
Cascade reset span adjustment
P.08 Xp1
Throttling range (main control loop) for X1
P.09 Xp2
Throttling range (cascade or limit control loop)
for X2
1)
P.12 tr1
Reset time (main control loop)
1)
P.13 tr2
Reset time (cascade control loop)
P.15 Ystart
Start point for mid range shift of output Y1
P.17 X1Cal
Calibration of input X1
P.18 X2Cal
Calibration of input X2
P.19 T3Cal
Calibration of temperature sensor T3
P.27 td
Derivative decay time for P+I+D control
2)
P.28 vd
Derivative amplification for P+I+D control
1)
for tr > 2 min
resolution = 0.5 min , for tr < 2 min
2)
0 = derivative function disabled
For detailed information of control parameters see chapter Parameter Settings and Adjustment.
EN1B-0204GE51 R0403
Description
resolution = 10 sec
Table 4. Control Parameters R7426A,B,C
Setting
Low
High
Def.
0
100
50
0
100
90
-5
40
20
-350
+350
0
-350
+350
0
Off, 0
100
Off
0
50
10
1
50
10
1
50
10
Off,20sec 20min
Off
Off,20sec 20min
Off
-50
+50
0
-20
+20
0
-20
+20
0
-20
+20
0
1
60
1
0
5
0
4
Reso-
Unit
Actual Value
lution
0.5
%
1
%
°C
1
2
%
2
%
0.5
%
0.5
%
0.5
%
0.5
%
10/0.5
sec/min
10/0.5
sec/min
0.5
%
0.1
%
0.1
%
0.1
K
1
s
0.1
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