Siemens SIMATIC S7 System Manual page 160

PLC device configuration
6.1 Configuring the operation of the PLC system
Smoothing
You can also configure the module to smooth the thermocouple analog input signal over a
configured number of cycles, thus presenting an averaged value to the program logic. You
have four choices for the smoothing algorithm:
● None
● Weak
● Medium
● Strong
Source reference temperature
You configure a source reference temperature for each TC analog input module channel,
choosing one of the following options:
● Set by parameter
● Internal reference
Alarm configuration
You select whether to enable or disable the following alarms for the selected channel of the
selected TC analog input module:
● Wire break
● Upper limit exceeded
● Lower limit exceeded
● User power (Configured in the system block "Module Parameters" node; see the figure
below.)
160
System Manual, V2.3, 07/2017, A5E03822230-AF
S7-200 SMART