User manual

Simatic 505 SoftShop 9 - PID Loops •
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• 171
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Description
0110 xxx0 10xx xxxx
PV/output inconsistent 2; Noisy
PV/output signal?
0110 xxx0 11xx xxxx
PV/output inconsistent 3; Noisy
PV/output signal?
0110 xxx1 00xx xxxx
PV/output inconsistent 4; Noisy
PV/output signal?
0110 xxx1 01xx xxxx
PV/output inconsistent 5; Noisy
PV/output signal?
Table 9-5 lists the value parameters used by SmarTune, with the default
values and the ranges possible for each.
Table 9-5 Value Parameters
Name Default Value Range
Max Time 30.0 minutes 0 to 71582 minutes
(maximum is about 49
days)
Noise Band 0.005 of PV range PV range (engineering
units)
Step Change 0.07 of PV range PV range (engineering
units)
Wait Time 0.5 minutes same as Max Time
PIN 0 (PIN not required) 0 to 32767
Automatic Download TRUE TRUE/FALSE
Calculate Derivative FALSE TRUE/FALSE
Safe Output use Previous Output Previous Output, 0 to
32000
High Stop 0.8 of PV range PV range (engineering
units)
Low Stop 0.2 of PV range PV range (engineering
units)
Largest Gain 8000000.0 %/% real
Smallest Gain 0.0000008 %/% real
Largest Reset 8000000.0 minutes real
Smallest Reset 0.0000008 minutes real
Largest Rate 8000000.0 minutes real
Smallest Rate 0.0000008 minutes real
Activation Time Slice 0 0:not configured here, 1
to 255 ms
Calculation Time Slice 0 0:not configured here, 1
to 255 ms
Table 9-5 Value Parameters