Siemens SM 1231 AI - 6ES7231-4HD32-0XB0

Siemens SM 1231AI – 6ES7231-4HD32-0XB0

With the analog input module Siemens SM 1231 AI – 6ES7231-4HD32-0XB0 from Siemens, your SIMATIC S7-1200 controller can be expanded by 4 analog inputs. The analog input SM 1231 AI  processes signals with +/- 10 V, +/- 5 V, +/- 2.5 V, or 0 (4) to 20 mA, with a resolution of 12 bits + sign bit (13-bit ADC).

SM 1231 AI Features

• SIMATIC S7-1200
• Analog input
• SM 1231
• 4 analog inputs
• +/- 10 V; +/- 5 V; +/- 2.5 V; 0–20/4–20 mA
• 12 bits + sign bit (13 bits ADC)

SM 1231 AI specifications:

• Design: analog input module
• Analog inputs: 4
• Dimensions (H x W x D): 45 x 100 x 75 mm
• Mounting: DIN-rail 35 mm
• Connection: Screw terminals
• Supply voltage: 24 V DC
• Resolution: 0-2.5/5/10 V, 0/4-20 mA 12 bit