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Product information
SIMATIC S7-300 analog input module SM 331 provides isolated analog inputs for up to 8 AI channels. Part number: 6ES7331-7NF00-0AB0.
Detailed Parameters
Product family/system:SIMATIC S7-300
Module:analog input SM 331
Isolation:isolated
Number of analog inputs (AI):8 AI
Input ranges:+/-5/10V, 1-5 V, +/-20 mA, 0/4 to 20 mA
Resolution:16 bit
Conversion time:55 ms
Grounding scheme:single-point grounding (50 V COM.)
Terminal type:1x 40-pole
Spare part:spare part
Engineering Context
SM 331 is an analog input module within the SIMATIC S7-300 system for 8 AI channels.
The module supports specified analog input ranges including voltage and current signals.
The module uses 16 bit resolution with a stated 55 ms conversion time and single-point grounding (50 V COM.).
FAQ
1. What is the module type for part number 6ES7331-7NF00-0AB0?
It is an analog input SM 331 for SIMATIC S7-300.
2. How many analog input channels does the SM 331 provide?
The module provides 8 AI.
3. Is the analog input module isolated?
Yes, the analog input SM 331 is specified as isolated.
4. Which input ranges are supported?
+/-5/10V, 1-5 V, +/-20 mA, and 0/4 to 20 mA.
5. What are the resolution and conversion time?
Resolution is 16 bit and conversion time is 55 ms.
6. What is the grounding configuration?
Single-point grounding (50 V COM.).
