Siemens Simatic S7-300

Analog modules
6.10 Analog input module SM 331; AI 8 x TC; (6ES7331-7PF11-0AB0)
S7-300 Automation System Module data
Manual, 08/2006, A5E00105505-04
6-95
6.10.2 Adjustable parameters
Introduction
For general information on programming analog modules, refer to the chapter Programming
analog modules
.
Parameters
Table 6-29 Parameters of SM 331; AI 8 x TC
Parameters Range of values Default Parameter
type
Scope
Enable
• Diagnostic interrupt
• Hardware interrupt when limit
exceeded
• Hardware interrupt at end of
cycle
Yes/no
Yes/no
Yes/no
No
No
No
Dynamic Module
Hardware interrupt trigger
• High limit
• Low limit
32511 to -32512
from - 32512 to 32511
32767
-32768
Dynamic Channel
Diagnostics
• Group diagnostics
• with wirebreak monitoring
Yes/no
Yes/no
No
No
static Channel
group
Measurement
• Measuring method
disabled
TC-IL thermocouple
(linear, internal comparator)
TC-EL thermocouple
(linear, external comparison)
TC-L00C thermocouple
(linear, ref. temp. 0 °C)
TC-L50C thermocouple
(linear, ref. temp. 50 °C)
TC-IL
• Measuring range
See table
Measuring methods and
ranges
Type K
• Reaction to open thermocouple
Overflow; underflow Overflow
Dynamic Channel
group
• Temperature unit
Degrees Centigrade; degrees
Fahrenheit
Degrees
Centigrade
Dynamic Module
• Mode of operation
8-channel mode (hardware filter)
8-channel mode (software filter)
4-channel mode (hardware filter)
8 channels,
hardware filter
Dynamic Module
• Noise 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 only programmable for 8-channel mode (hardware filter) and 4-channel mode (hardware filter);
50 Hz, 60 Hz or 400 Hz only programmable for 8-channel mode (software filter)
See also
Programming analog modules (Page 5-31)
Diagnostic messages of analog input modules (Page 5-33)