Siemens SINAMICS S120 - Analog Inputs

Basic Information about the Drive System
Inputs/outputs
7-259
E Siemens AG, 2004. All rights reserved
SINAMICS S120 Installation and Start-Up Manual, 12/04 Edition
7.8.3 Analog inputs
analog_in.vsd
AI
Hardware smoothing
100 ms
Offset
p4063 [0]
r4052[0]
0
1
p4097.0
p4098[0]
Simulation
+
–
[%]
Scaling
p4057[0] p4059[0]
p4060[0]
p4058[0]
x
y
x
1
y
2
x
2
y
1
–1
0
1
p4066 [0]
p4067 [0]
0
1
r4055[0]
p4069 [0]
Enable
y = x if
|y – x| > p4068
else y = y(old)
y
0
1
0 %
Window
p4068 [0]
x
Smoothing
p4053 [0]
3
≠3
20 mA
T0
p4062[0]
Threshold for
wire break detection
p4061[0]
Analog inputs type
p4056[0]
F03505
”Cable breakage”
A
D
4.5
3
0.2
4mA
S5.1
V/I
Also for current input (e.g. TM31)
Fig. 7-13 Analog inputs: signal processing using TB30/TM31 as an example
Properties
S Hardware input filter set permanently
S Simulation mode parameterizable
S Adjustable offset
S Signal can be inverted via binector input.
S Adjustable absolute-value generation
S Noise suppression (p4068)
S Enabling of inputs via binector input
S Output signal available via connector output
S Scaling
S Smoothing