• Siemens SIPLUS S7-1200 analog modules (SM 1231/1232/1234, TC, RTD)
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Siemens SIPLUS S7-1200 analog modules (SM 1231/1232/1234, TC, RTD)

Siemens SIPLUS S7-1200 analog modules (SM 1231/1232/1234, TC, RTD)

SIPLUS extreme analog input, output, thermocouple and RTD modules for S7-1200 in harsh environments.

Key features

  • Based on SIMATIC S7-1200 analog standard modules
  • Extended temperature range and exposure to environmental substances
  • Analog inputs ±10 V, ±5 V, ±2.5 V or 0-20 mA
  • Thermocouple types J, K, T, E, R, S, N, C, TXK/XK(L)
  • RTD inputs for Pt, Ni, Cu and LG-Ni sensors

Specifications

Brand Siemens
Product line SIPLUS
Series SIPLUS S7-1200
Module type Analog signal module
Based on SIMATIC SM 1231/1232/1234
Coating Conformal coating
Accessories As SIMATIC standard modules
Source Siemens Catalog ST 70 · 2026, p. 247-269
6AG1231-5ND32-4XB0 Module: SM 1231 AI | Channels: 4 AI 16-bit | Ambient temp: 0 ... +55 °C
6AG1231-4HD32-4XB0 Module: SM 1231 AI | Channels: 4 AI 12-bit + sign | Ambient temp: 0 ... +55 °C
6AG1231-4HF32-4XB0 Module: SM 1231 AI | Channels: 8 AI 12-bit + sign | Ambient temp: 0 ... +55 °C
6AG1232-4HB32-4XB0 Module: SM 1232 AO | Channels: 2 AO | Ambient temp: -20 ... +60 °C
6AG1232-4HD32-4XB0 Module: SM 1232 AO | Channels: 4 AO | Ambient temp: -20 ... +60 °C
6AG1232-4HD32-2XB0 Module: SM 1232 AO | Channels: 4 AO | Ambient temp: -40 ... +70 °C
6AG1234-4HE32-2XB0 Module: SM 1234 AI/AO | Channels: 4 AI / 2 AO | Ambient temp: -25 ... +70 °C
6AG1234-4HE32-4XB0 Module: SM 1234 AI/AO | Channels: 4 AI / 2 AO | Ambient temp: 0 ... +55 °C
6AG1231-5QF32-4XB0 Module: SM 1231 TC | Channels: 8 AI thermocouple | Ambient temp: -40 ... +70 °C
6AG1231-5QD32-4XB0 Module: SM 1231 TC | Channels: 4 AI thermocouple | Ambient temp: -40 ... +70 °C
6AG1231-5PD32-4XB0 Module: SM 1231 RTD | Channels: 4 AI RTD | Ambient temp: -20 ... +60 °C
6AG1231-5PD32-2XB0 Module: SM 1231 RTD | Channels: 4 AI RTD | Ambient temp: -40 ... +70 °C
6AG1231-5PF32-4XB0 Module: SM 1231 RTD | Channels: 8 AI RTD | Ambient temp: -20 ... +60 °C
6AG1231-5PF32-2XB0 Module: SM 1231 RTD | Channels: 8 AI RTD | Ambient temp: -40 ... +70 °C
PLC I/O ModulesSiemens
14 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Siemens SIPLUS S7-1200 analog modules (SM 1231/1232/1234, TC, RTD)

Brand Siemens·PLC I/O Modules

Available part numbers (14)

6AG1231-5ND32-4XB0, 6AG1231-4HD32-4XB0, 6AG1231-4HF32-4XB0, 6AG1232-4HB32-4XB0, 6AG1232-4HD32-4XB0, 6AG1232-4HD32-2XB0, 6AG1234-4HE32-2XB0, 6AG1234-4HE32-4XB0, 6AG1231-5QF32-4XB0, 6AG1231-5QD32-4XB0 + 4 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
6AG1231-5ND32-4XB0Module: SM 1231 AI | Channels: 4 AI 16-bit | Ambient temp: 0 ... +55 °C
6AG1231-4HD32-4XB0Module: SM 1231 AI | Channels: 4 AI 12-bit + sign | Ambient temp: 0 ... +55 °C
6AG1231-4HF32-4XB0Module: SM 1231 AI | Channels: 8 AI 12-bit + sign | Ambient temp: 0 ... +55 °C
6AG1232-4HB32-4XB0Module: SM 1232 AO | Channels: 2 AO | Ambient temp: -20 ... +60 °C
6AG1232-4HD32-4XB0Module: SM 1232 AO | Channels: 4 AO | Ambient temp: -20 ... +60 °C
6AG1232-4HD32-2XB0Module: SM 1232 AO | Channels: 4 AO | Ambient temp: -40 ... +70 °C
6AG1234-4HE32-2XB0Module: SM 1234 AI/AO | Channels: 4 AI / 2 AO | Ambient temp: -25 ... +70 °C
6AG1234-4HE32-4XB0Module: SM 1234 AI/AO | Channels: 4 AI / 2 AO | Ambient temp: 0 ... +55 °C
6AG1231-5QF32-4XB0Module: SM 1231 TC | Channels: 8 AI thermocouple | Ambient temp: -40 ... +70 °C
6AG1231-5QD32-4XB0Module: SM 1231 TC | Channels: 4 AI thermocouple | Ambient temp: -40 ... +70 °C
6AG1231-5PD32-4XB0Module: SM 1231 RTD | Channels: 4 AI RTD | Ambient temp: -20 ... +60 °C
6AG1231-5PD32-2XB0Module: SM 1231 RTD | Channels: 4 AI RTD | Ambient temp: -40 ... +70 °C
6AG1231-5PF32-4XB0Module: SM 1231 RTD | Channels: 8 AI RTD | Ambient temp: -20 ... +60 °C
6AG1231-5PF32-2XB0Module: SM 1231 RTD | Channels: 8 AI RTD | Ambient temp: -40 ... +70 °C

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