4.21.1
Parameters of the SM 331; AI 8 x 13 bits
Parameter
You will find a description of the general procedure for assigning parameters to
analog modules in the reference manual, section 4.7.
An overview of the parameters that you can set and their default settings are
shown in the table below.
Table 4-63 Parameters of the SM 331; AI 8 x 13 bits
Parameter
Measurement
•
Measuring Method
•
Measuring Range
•
Temperature
coefficient
•
Interference
Frequency
Suppression
•
Temperature unit
only Pt 100 Standard, Ni 100 Standard, Ni 1000 Standard, LG-Ni 1000 Standard
*
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Value Range
Deactivated
U
Voltage
I
Current
R
Resistors
RTD
Bulb resistor
Voltage
"50 mV; "500 mV; "1 V;
1 to 5 V;
"5 V; 0 to 10 V; "10 V
Current
0 to 20 mA; 4 to 20 mA; "20 mA
Resistors
0 to 600 Ω; 0 to 6 kΩ
Bulb resistor (linear)
Pt 100 Climate / Standard
Ni 100 Climate / Standard
Ni 1000 Climate / Standard
LG-Ni 1000 Climate / Standard
Pt 100
0.003850 Ω/Ω/ °C (IST-90)
Ni 100 / Ni 1000
0.006180 Ω/Ω/ °C
LG-Ni 1000
0.005000 Ω/Ω/ °C
50 Hz; 60 Hz
Degrees Celsius, degrees
Fahrenheit, Kelvin*
Analog Modules
Default
Para-
Settings
meter
Type
U
"10 V
"20 mA
600 Ω
Pt 100
Dynamic
standard
0.003850
50 Hz
Degrees
Celsius
Scope
Channel
Module
Module
4-113