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Product information
SIMATIC S7-1200 SM 1231 analog input module (Part number: 6ES7231-5ND32-0XB0) provides 4 analog input channels with configured voltage and current ranges.
Detailed Parameters
Product family:SIMATIC S7-1200
Module:SM 1231
Module type:Analog input
Number of analog inputs:4 AI
Input ranges:+/-10 V, +/-5 V, +/-2.5 V, +/-1.25 or 0-20 mA/4-20 mA
Resolution:15 bit + sign bit
Engineering Context
SM 1231 is an analog input module in the SIMATIC S7-1200 system for 4 AI.
The module supports configured input ranges of +/-10 V, +/-5 V, +/-2.5 V, +/-1.25, and 0-20 mA/4-20 mA.
Analog conversion is specified as 15 bit + sign bit.
FAQ
1. What Siemens system and module family is associated with part number 6ES7231-5ND32-0XB0?
It is assigned to SIMATIC S7-1200 and the module family SM 1231.
2. How many analog input channels does the SM 1231 provide?
It provides 4 AI.
3. Which analog input ranges are supported by this module?
The specified input ranges are +/-10 V, +/-5 V, +/-2.5 V, +/-1.25, and 0-20 mA/4-20 mA.
4. What is the specified resolution for the analog input conversion?
The resolution is specified as 15 bit + sign bit.
