Siemens 6ES7231-7PB22-0XA0 Simatic PLC 6ES72317PB220XA0

Description:

The Siemens 6ES7231-7PB22-0XA0 analog input module is used in SIMATIC S7-200 PLC automation systems. Commonly installed in process control systems, temperature monitoring applications, and industrial automation panels. Maintenance teams, OEMs, and system integrators use this part for replacement, retrofit, and analog signal acquisition.

Applications:

The Siemens 6ES7231-7PB22-0XA0 PLC module is used in industrial and commercial automation environments such as manufacturing equipment, building automation systems, water treatment facilities, and energy management systems to interface analog field devices like pressure sensors, temperature transmitters, and flow sensors with PLC controllers for accurate monitoring and control.

Technical Specifications:

• Manufacturer: Siemens
• Model / Part Number: 6ES7231-7PB22-0XA0
• Product Type: Analog Input Module (EM 231, S7-200)
• Input Channels: 2 analog inputs
• Signal Types: RTD (Pt100, Pt200, Pt500, Pt1000, Pt10000), Ni100/120/1000, Cu10, resistance inputs
• Measurement Range: 150 / 300 / 600 Ohm resistance
• Resolution: 15-bit + sign
• System Compatibility: SIMATIC S7-200 (S7-22x CPUs only)
• Dimensions: Approx. 71 × 80 × 62 mm
• Weight: Approx. 0.16–0.21 kg
• Mounting: PLC rack / expansion module integration
• Product Lifecycle: Discontinued / spare part (end of support)

Common Replacements:

• Siemens 6ES7231-7PC22-0XA0
• Siemens 6ES7231-7PD22-0XA0
• Siemens 6AG1231-7PB22-2XY0