Siemens SIMATIC User Manual

Analog modules
6.10 Analog input module SM 331; AI 8 x TC; (6ES7331-7PF11-0AB0)
S7-300 Module data
406 Manual, 06/2017, A5E00105505-AJ
Parameters
Range of values
Default
Parameter
type
Scope
Diagnostics
• Group diagnostics
• with line continuity check
yes/no
yes/no
no
no
static
Channel
group
Measurement
• Measurement type
disabled
TC-IL thermocouple
(linear, internal comparison)
TC-EL thermocouple
(linear, external comparison)
TC-L00C thermocouple
(linear, ref. temp. 0 °C)
TC-L50C thermocouple
(linear, ref. temp. 50 °C)
TC-IL
dynamic
Channel
group
• Measuring range
See table
Measurement types and
measuring ranges (Page 404)
Type K
• Reaction to open thermocouple
Overflow; underflow Overflow
• Temperature unit
Degrees Centigrade; degrees Fahr-
enheit
degrees Cen-
tigrade
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
weak
medium
strong
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
Diagnostics messages of analog input modules (Page 296)

Siemens SIMATIC Specifications

General

Product type designation	SIMATIC
CPU	Varies by model
Memory	Varies by model
Input/Output	Varies by model
Communication	Varies by model
Programming Language	STEP 7
Operating Temperature	0°C to 60°C (varies by model)
Protection Class	IP20
Category	Programmable Logic Controller (PLC)