• Siemens SIMATIC S7-1200 G2 Analog Signal Boards SB 1231/1232/1233
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Siemens SIMATIC S7-1200 G2 Analog Signal Boards SB 1231/1232/1233

Siemens SIMATIC S7-1200 G2 Analog Signal Boards SB 1231/1232/1233

Plug-in analog signal boards (AI, AQ, AI/AQ, thermocouple, RTD) for the board slot of SIMATIC S7-1200 G2 CPUs.

Key features

  • Plugged directly into the CPU board slot, no extra mounting width
  • SB 1231 4 AI and SB 1233 2 AI/2 AQ, 14-bit
  • SB 1232 analog output board, ±10 V / 0-20 mA / 4-20 mA
  • SB 1231 AI 4xTC for type J/K thermocouples
  • SB 1231 AI 2xRTD for Pt100 and Pt1000

Specifications

Series SIMATIC S7-1200 G2
Module type Signal board (SB)
Mounting CPU board slot
Source Siemens Catalog ST 70 · 2026, p. 451-477
6ES7231-4HD50-0XB0 Board: SB 1231 | Channels: 4 AI | Signals: ±10/±5/±2.5 V, 0/4-20 mA
6ES7232-4HD50-0XB0 Board: SB 1232 | Channels: 4 AQ | Signals: ±10 V, 0/4-20 mA
6ES7233-4HD50-0XB0 Board: SB 1233 | Channels: 2 AI / 2 AQ | Signals: ±10 V, 0/4-20 mA
6ES7231-5QD50-0XB0 Board: SB 1231 AI 4xTC | Channels: 4 AI | Signals: Thermocouple type J, K
6ES7231-5PB50-0XB0 Board: SB 1231 AI 2xRTD | Channels: 2 AI | Signals: Pt100, Pt1000
PLC I/O ModulesSiemens
5 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Siemens SIMATIC S7-1200 G2 Analog Signal Boards SB 1231/1232/1233

Brand Siemens·PLC I/O Modules

Available part numbers (5)

6ES7231-4HD50-0XB0, 6ES7232-4HD50-0XB0, 6ES7233-4HD50-0XB0, 6ES7231-5QD50-0XB0, 6ES7231-5PB50-0XB0

How to order

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Product codes & specifications
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Product codeSpec
6ES7231-4HD50-0XB0Board: SB 1231 | Channels: 4 AI | Signals: ±10/±5/±2.5 V, 0/4-20 mA
6ES7232-4HD50-0XB0Board: SB 1232 | Channels: 4 AQ | Signals: ±10 V, 0/4-20 mA
6ES7233-4HD50-0XB0Board: SB 1233 | Channels: 2 AI / 2 AQ | Signals: ±10 V, 0/4-20 mA
6ES7231-5QD50-0XB0Board: SB 1231 AI 4xTC | Channels: 4 AI | Signals: Thermocouple type J, K
6ES7231-5PB50-0XB0Board: SB 1231 AI 2xRTD | Channels: 2 AI | Signals: Pt100, Pt1000

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

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