Lenze EDS4900U-REG - Manual (Page 171)

Configuration
7-80 48XX/49XXSHB0399
7.5.7 PT1 element
Purpose
Signals can be filtered with this function block.
Parameter setting
4900Str064
C 1 4 6 / C 1 4 7 C 1 4 5 / C 1 4 6
C 6 4 1
C 1 4 5 / C 1 4 6
C 6 4 0
I n p u t O u t p u t 1
O u t p u t 2
FIG 7-37 1st order delay element (PT1 element)
1. Input
With the function ”freely assignable analog inputs” each input can be assigned to
a ”terminal signal” from the table in C145.
2. Outputs
With the function ”freely assignable analog inputs” the outputs can be assigned to
the targets listed under C146.
3. Function
The delay time T is set under C640. The proportional coefficient is determined as
K = 1.
4900Str065
t T
K = 1
FIG 7-38 Transfer characteristic of the PT1 element
Code Name Possible settings Code Name
Lenze Selection Info
C640* PT1
element
Time
constant 20.00s 0.01 s {0.01 s} 1 s
1 s {0.1 s} 10 s
10 s {1 s} 50 s
C641* Input,
PT1
element 0 % -100.0 % {0.1 %} 100.0 %
-200 % {1 %} + 200 %
Display parameter only
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