• Siemens SIMATIC S7-1200 analog signal boards (SB 1231/1232, TC, RTD)
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Siemens SIMATIC S7-1200 analog signal boards (SB 1231/1232, TC, RTD)

Siemens SIMATIC S7-1200 analog signal boards (SB 1231/1232, TC, RTD)

Single-channel analog and temperature signal boards for the front slot of SIMATIC S7-1200 CPUs.

Key features

  • Plugs into the CPU front slot - no additional mounting space
  • Analog input ±10 V (12-bit) or 0-20 mA
  • Thermocouple type J/K and RTD Pt100/Pt1000 versions
  • Analog output ±10 V (12-bit) or 0-20 mA (11-bit)

Specifications

Brand Siemens
Product line SIMATIC
Series SIMATIC S7-1200
Form factor Signal board (CPU front slot)
Channels 1
Terminal block Gold-plated, 6-pin
Engineering STEP 7 (TIA Portal)
Source Siemens Catalog ST 70 · 2026, p. 220-242
6ES7231-4HA30-0XB0 Board: SB 1231 | Signal: 1 AI ±10 V / 0-20 mA
6ES7231-5QA30-0XB0 Board: SB 1231 TC | Signal: 1 AI thermocouple type J or K
6ES7231-5PA30-0XB0 Board: SB 1231 RTD | Signal: 1 AI RTD Pt100 / Pt1000
6ES7232-4HA30-0XB0 Board: SB 1232 | Signal: 1 AO ±10 V / 0-20 mA
PLC I/O ModulesSiemens
4 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Siemens SIMATIC S7-1200 analog signal boards (SB 1231/1232, TC, RTD)

Brand Siemens·PLC I/O Modules

Available part numbers (4)

6ES7231-4HA30-0XB0, 6ES7231-5QA30-0XB0, 6ES7231-5PA30-0XB0, 6ES7232-4HA30-0XB0

How to order

Send the Siemens part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
6ES7231-4HA30-0XB0Board: SB 1231 | Signal: 1 AI ±10 V / 0-20 mA
6ES7231-5QA30-0XB0Board: SB 1231 TC | Signal: 1 AI thermocouple type J or K
6ES7231-5PA30-0XB0Board: SB 1231 RTD | Signal: 1 AI RTD Pt100 / Pt1000
6ES7232-4HA30-0XB0Board: SB 1232 | Signal: 1 AO ±10 V / 0-20 mA

Need a different model, or a part not listed here? Send us your parts list →

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