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Product information
SIMATIC S7-1200 SM 1231 analog input module (Part number: 6ES7231-4HD32-0XB0) provides 4 AI with selectable input ranges of +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA and a 12 bit+sign (13 bit ADC) resolution.
Detailed Parameters
System:SIMATIC S7-1200
Module:SM 1231
Signal type:Analog input
Number of analog input channels:4 AI
Input ranges:+/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA
ADC resolution:12 bit+sign (13 bit ADC)
Engineering Context
The module is designed for analog input acquisition in a SIMATIC S7-1200 system.
It supports 4 AI and supports selectable input ranges of voltage (+/-10 V, +/-5 V, +/-2.5 V) and current (0-20 mA/4-20 mA).
The module provides 12 bit+sign (13 bit ADC) resolution for the analog inputs.
FAQ
1. What module type is 6ES7231-4HD32-0XB0?
6ES7231-4HD32-0XB0 is a SIMATIC S7-1200 SM 1231 analog input module.
2. How many analog input channels does SM 1231 provide?
The module provides 4 AI.
3. Which analog input ranges are supported?
The module supports +/-10 V, +/-5 V, +/-2.5 V, or 0-20 mA/4-20 mA.
4. What is the ADC resolution of this SM 1231 analog input module?
It provides 12 bit+sign (13 bit ADC).
