The analog input/output modules convert:

• Analog signals from the process into digital values for the PLC and
• Digital signals from the PLC into analog signals for the process.

The following functions are provided:

• Input resolution:
  8 bit (6ES7 334-0CE01-0AA0)
  12 bit (6ES7 334-0KE00-0AB0)
• Output resolution: 8 bit
• Measuring range 0 to 10 V, 0 to 20 mA;
  the range is selected using the corresponding connections on the module.