{"id":6190,"date":"2026-05-11T11:57:02","date_gmt":"2026-05-11T03:57:02","guid":{"rendered":"https:\/\/atfits.com\/?post_type=product&p=6190"},"modified":"2026-05-11T11:57:02","modified_gmt":"2026-05-11T03:57:02","slug":"siemens-ses7-231-4hd32-0xb0-s7-1200-analog-input-module-sm-1231","status":"publish","type":"product","link":"https:\/\/atfits.com\/es\/producto\/siemens-ses7-231-4hd32-0xb0-s7-1200-analog-input-module-sm-1231\/","title":{"rendered":"Siemens SES7 231-4HD32-0XB0 S7-1200 Analog input module SM 1231"},"content":{"rendered":"

Siemens 6ES7 231\u20114HD32\u20110XB0 SIMATIC S7\u20111200 SM 1231 Analog Input Module<\/h1>\n
<\/div>\n

Product Overview<\/h2>\n
<\/div>\n
The Siemens 6ES7 231\u20114HD32\u20110XB0 is an SM 1231 high\u2011precision analog input expansion module for the SIMATIC S7\u20111200 PLC series. It is designed to acquire standard voltage and current analog signals from industrial field sensors and transmitters, converting continuous physical signals into digital data for S7\u20111200 CPU processing. This module expands the analog signal acquisition capacity of the control system, featuring high\u2011resolution conversion, channel\u2011level diagnostics, and strong anti\u2011interference performance. It is widely used in temperature, pressure, flow, liquid\u2011level and weight measurement applications in machinery manufacturing, water treatment, HVAC and small\u2011to\u2011medium process automation systems.<\/div>\n
<\/div>\n

Main Functions<\/h2>\n
<\/div>\n
    \n
  1. Multi\u2011range Analog Signal Collection<\/strong>\n
    <\/div>\n

    Supports standard voltage and current input signals to connect various industrial sensors and measuring transmitters.<\/li>\n

  2. High\u2011precision A\/D Conversion<\/strong>\n
    <\/div>\n

    Provides accurate analog\u2011to\u2011digital conversion to ensure reliable measurement results for industrial closed\u2011loop control.<\/li>\n

  3. Channel\u2011level Fault Diagnosis<\/strong>\n
    <\/div>\n

    Monitors open\u2011circuit, short\u2011circuit, over\u2011range and under\u2011range conditions for each channel, and transmits diagnostic information to the CPU in real time.<\/li>\n

  4. Independent Channel Configuration<\/strong>\n
    <\/div>\n

    Allows separate parameter setting of signal type, measurement range and filter time for each channel via TIA Portal software.<\/li>\n

  5. Galvanic Isolation Protection<\/strong>\n
    <\/div>\n

    Isolates field\u2011side circuits from the PLC internal bus to prevent damage caused by ground potential differences and electromagnetic noise.<\/li>\n

  6. Modular System Expansion<\/strong>\n
    <\/div>\n

    Plugs directly into the S7\u20111200 backplane bus, enabling flexible expansion of analog input points without extra wiring.<\/li>\n<\/ol>\n

    <\/div>\n

    Technical Characteristics<\/h2>\n
    <\/div>\n
      \n
    • Compact modular design suitable for standard DIN\u2011rail mounting inside electrical control cabinets.<\/li>\n
    • High\u2011resolution conversion for stable acquisition of weak industrial analog signals.<\/li>\n
    • Industrial\u2011grade electromagnetic compatibility for reliable operation in harsh factory environments.<\/li>\n
    • Low power consumption, supporting long\u2011term continuous 24\u2011hour operation.<\/li>\n
    • Full compatibility with all S7\u20111200 CPU models and Totally Integrated Automation Portal software.<\/li>\n
    • Rugged mechanical structure with vibration and shock resistance for on\u2011site industrial use.<\/li>\n<\/ul>\n
      <\/div>\n

      Technical Specifications<\/h2>\n
      <\/div>\n
      \n
      \n
      \u8868\u683c<\/div>\n
      \n
      <\/div>\n
      <\/div>\n
      <\/div>\n<\/div>\n<\/div>\n
      \n
      \n
      \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      Item<\/th>\nSpecification<\/th>\n<\/tr>\n<\/thead>\n
      Model Number<\/td>\n6ES7 231\u20114HD32\u20110XB0<\/td>\n<\/tr>\n
      Module Type<\/td>\nSM 1231, 4\u2011channel analog input module<\/td>\n<\/tr>\n
      Supported Input Signals<\/td>\nVoltage, Current<\/td>\n<\/tr>\n
      Resolution<\/td>\n13\u2011bit + sign<\/td>\n<\/tr>\n
      Galvanic Isolation<\/td>\nYes, between field side and backplane bus<\/td>\n<\/tr>\n
      Diagnostics<\/td>\nOpen\u2011circuit, short\u2011circuit, over\u2011range, under\u2011range per channel<\/td>\n<\/tr>\n
      Protection Class<\/td>\nIP20<\/td>\n<\/tr>\n
      Operating Temperature<\/td>\n0 \u00b0C to +60 \u00b0C<\/td>\n<\/tr>\n
      Storage Temperature<\/td>\n\u221240 \u00b0C to +85 \u00b0C<\/td>\n<\/tr>\n
      Compatible System<\/td>\nSIMATIC S7\u20111200 PLC series<\/td>\n<\/tr>\n
      Programming Software<\/td>\nTIA Portal<\/td>\n<\/tr>\n
      Mounting Type<\/td>\nStandard DIN\u2011rail mounting<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n
      <\/div>\n

      Product Dimensions and Weight<\/h2>\n
      <\/div>\n

      Overall Dimensions (Width \u00d7 Height \u00d7 Depth)<\/h3>\n
      <\/div>\n
        \n
      • Module Size: 45 mm \u00d7 100 mm \u00d7 75 mm<\/li>\n<\/ul>\n
        <\/div>\n

        Weight<\/h3>\n
        <\/div>\n
          \n
        • Net Weight: Approximately 0.14 kg<\/li>\n
        • Gross Weight (with standard packaging): Approximately 0.19 kg<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

          Siemens 6ES7 231\u20114HD32\u20110XB0 SIMATIC S7\u20111200 SM 1231 Analog Input Module Product Overview The Siemens 6ES7 231\u20114HD32\u20110XB0 is an SM 1231<\/p>","protected":false},"featured_media":6191,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[86],"product_tag":[],"class_list":["post-6190","product","type-product","status-publish","has-post-thumbnail","product_cat-86","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"\nSiemens SES7 231-4HD32-0XB0 S7-1200 Analog input module SM 1231 - Autofits<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atfits.com\/es\/producto\/siemens-ses7-231-4hd32-0xb0-s7-1200-analog-input-module-sm-1231\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Siemens SES7 231-4HD32-0XB0 S7-1200 Analog input module SM 1231 - 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