Analog Modules
4-144
Programmable Logic Controllers S7-300 Module Data
A5E00105505-03
Table 4-73 Parameters of the SM 331; AI 8 x TC, continued
Parameter ScopePara-
meter
Type
Default
Settings
Value Range
Measurement
• Measuring Method Deactivated
TC-IL Thermocouple
(linear, internal
comparison)
TC-EL Thermocouple
(linear, external
comparison)
TC-L00C Thermocouple (linear, ref.
temperature 0°C)
TC-L50C Thermocouple (linear, ref.
temperature 50°C)
TC-IL
Dynamic
Channel
group
• Measuring Range For the settable measuring ranges of
the input channels, please refer to
the individual module description.
Type K
• Reaction to open
thermocouple
Overflow; underflow Overflow
• Temperature unit Degrees Celsius; degrees
Fahrenheit
Degrees
Celsius
Dynamic Module
• Module filtering
mode
8 channels hardware filter
8 channels software filter
4 channels hardware filter
8 channels,
hardware
filter
Dynamic Module
• Interference
suppression*
50/60/400 Hz; 400 Hz; 60 Hz; 50 Hz; 50/60/400
Hz
Dynamic
Channel
group
• Smoothing None
Low
Average
High
None Dynamic Channel
group
* 50/60/400 Hz programmable only for modes 8 or 4-Channel Hardware Filter Modes;
50 Hz, 60 Hz or 400 Hz programmable only for mode 8-Channel Hardware Filter Mode
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