Limited Stock
Siemens
SIMATIC S7-200 EM 231 Analog Input 4AI
6ES7 231-0HC22-0XA0
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Category
PLC
Availability
Limited Stock
Status
Active
Recommended Replacement
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Product Description
SIMATIC S7-200 EM 231 analog input expansion module with 4 inputs. Supports voltage (0-10V, +/-5V) and current (0-20mA, 4-20mA) signals. 12-bit resolution. Discontinued since October 2017. Essential for temperature, pressure, and flow sensor integration in legacy S7-200 systems.
Technical Specifications
Inputs
4 Analog
Resolution
12-bit
Input Range
0-10V, 0-5V, +/-5V, 0-20mA, 4-20mA
Isolation
Non-isolated
Power Supply
24 VDC
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