{"id":8891,"date":"2026-08-26T13:23:43","date_gmt":"2026-08-26T05:23:43","guid":{"rendered":"https:\/\/atfits.com\/?post_type=product&p=8891"},"modified":"2026-08-26T13:23:43","modified_gmt":"2026-08-26T05:23:43","slug":"new-original-siemens-6es7234-4he32-0xb0-sm1234-simatic-s7-1200-analog-input-output-module","status":"publish","type":"product","link":"https:\/\/atfits.com\/es\/producto\/new-original-siemens-6es7234-4he32-0xb0-sm1234-simatic-s7-1200-analog-input-output-module\/","title":{"rendered":"New Original Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 SIMATIC S7\u20111200 Analog Input Output Module"},"content":{"rendered":"

Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 SIMATIC S7\u20111200 Analog Input Output Module<\/h1>\n

Product Overview<\/h2>\n

The Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 is a mixed analog input\u2011output signal expansion module for SIMATIC S7\u20111200 PLC series. It integrates 4 analog input channels and 2 analog output channels within one compact unit. The module connects to S7\u20111200 CPU through the internal backplane bus to expand analog signal acquisition and control capability. It supports multiple voltage and current signal types, adopts differential input design to suppress field interference. Configuration, parameter setting and hardware diagnosis are completed via TIA Portal STEP\u202f7 engineering software. It is widely applied in temperature, pressure, flow and liquid\u2011level measurement and closed\u2011loop control for packaging machines, process auxiliary equipment and general automation systems. It is designed for cabinet\u2011only installation with industrial\u2011grade electromagnetic interference resistancecdn.pdf-s…..<\/p>\n

Main Functions<\/h2>\n
    \n
  1. Analog signal acquisition: Collect voltage and current analog signals from transmitters and sensors via differential input channels.<\/li>\n
  2. Analog signal output: Generate configurable analog voltage or current signals to drive proportional valves, variable\u2011speed drives and other analog actuators.<\/li>\n
  3. A\/D and D\/A conversion: High\u2011precision analog\u2011to\u2011digital and digital\u2011to\u2011analog conversion for industrial process variable processing.<\/li>\n
  4. Signal filtering: Support multi\u2011level smoothing filtering to reduce high\u2011frequency noise interference on analog input signals.<\/li>\n
  5. Channel diagnosis: Detect wire\u2011break for current input channels, short\u2011circuit protection for output channels, supply voltage monitoring.<\/li>\n
  6. Backplane bus communication: Real\u2011time data exchange with S7\u20111200 CPU over expansion backplane bus without extra communication wiring.<\/li>\n
  7. Flexible signal configuration: Software\u2011selectable signal ranges for each channel to adapt different field instruments.<\/li>\n
  8. Status indication: LED indicators show module and channel working status for quick on\u2011site maintenance.<\/li>\n<\/ol>\n

    Technical Characteristics<\/h2>\n\n\n\n\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
    Order Number<\/td>\n6ES7234\u20114HE32\u20110XB0<\/td>\n<\/tr>\n
    Product Model<\/td>\nSM 1234<\/td>\n<\/tr>\n
    Compatible PLC Series<\/td>\nSIMATIC S7\u20111200<\/td>\n<\/tr>\n
    Analog Input<\/td>\n4 channels, differential input<\/td>\n<\/tr>\n
    Input Signal Ranges<\/td>\n\u00b12.5\u202fV, \u00b15\u202fV, \u00b110\u202fV, 0\u201120\u202fmA, 4\u201120\u202fmA<\/td>\n<\/tr>\n
    A\u2011D Conversion Resolution<\/td>\n14\u2011bit for voltage; 13\u2011bit for current<\/td>\n<\/tr>\n
    Analog Output<\/td>\n2 channels<\/td>\n<\/tr>\n
    Output Signal Ranges<\/td>\n\u00b110\u202fV, 0\u201120\u202fmA, 4\u201120\u202fmA<\/td>\n<\/tr>\n
    D\u2011A Conversion Resolution<\/td>\n14\u2011bit<\/td>\n<\/tr>\n
    Backplane Bus Current Consumption<\/td>\n80\u202fmA @ 5\u202fV DC<\/td>\n<\/tr>\n
    External Module Supply<\/td>\n24\u202fV DC, typical 60\u202fmA<\/td>\n<\/tr>\n
    Typical Power Dissipation<\/td>\n2\u202fW<\/td>\n<\/tr>\n
    Diagnostic Functions<\/td>\nWire\u2011break detection for current input, short\u2011circuit protection for output<\/td>\n<\/tr>\n
    Max. Shielded Cable Length<\/td>\n100\u202fm<\/td>\n<\/tr>\n
    Operating Temperature<\/td>\n\u201120\u202f\u2103 ~ +60\u202f\u2103 horizontal mounting; \u201120\u202f\u2103 ~ +50\u202f\u2103 vertical mounting<\/td>\n<\/tr>\n
    Storage & Transport Temperature<\/td>\n\u201140\u202f\u2103 ~ +70\u202f\u2103<\/td>\n<\/tr>\n
    Relative Humidity<\/td>\n5%\u201195%, non\u2011condensing<\/td>\n<\/tr>\n
    Protection Class<\/td>\nIP20 (installation inside electrical cabinet only)<\/td>\n<\/tr>\n
    Programming Tool<\/td>\nTIA Portal STEP\u202f7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Mechanical Specifications<\/h2>\n\n\n\n\n\n\n\n\n\n
    Mechanical Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
    Width<\/td>\n45\u202fmm<\/td>\n<\/tr>\n
    Height<\/td>\n100\u202fmm<\/td>\n<\/tr>\n
    Depth<\/td>\n75\u202fmm<\/td>\n<\/tr>\n
    Net Weight<\/td>\nApprox. 220\u202fg<\/td>\n<\/tr>\n
    Mounting Method<\/td>\nDIN\u2011rail mounting or screw mounting inside control cabinet<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    10 Similar\u2011function Siemens S7\u20111200 Analog Expansion Products<\/h2>\n
      \n
    1. 6ES7231\u20114HD32\u20110XB0\uff1aSM1231, 4\u2011channel universal analog input module for S7\u20111200<\/li>\n
    2. 6ES7231\u20114HF32\u20110XB0\uff1aSM1231, 8\u2011channel universal analog input expansion module<\/li>\n
    3. 6ES7232\u20114HB32\u20110XB0\uff1aSM1232, 2\u2011channel analog output expansion module<\/li>\n
    4. 6ES7232\u20114HD32\u20110XB0\uff1aSM1232, 4\u2011channel analog output expansion module<\/li>\n
    5. 6ES7231\u20115PD32\u20110XB0\uff1aSM1231 RTD, 4\u2011channel resistance temperature detector input module<\/li>\n
    6. 6ES7231\u20115QD32\u20110XB0\uff1aSM1231 TC, 4\u2011channel thermocouple temperature input module<\/li>\n
    7. 6ES7231\u20114HA30\u20110XB0\uff1aSB1231 signal board, 1\u2011channel compact analog input for CPU front mounting<\/li>\n
    8. 6ES7232\u20114HA30\u20110XB0\uff1aSB1232 signal board, 1\u2011channel compact analog output signal board<\/li>\n
    9. 6AG1234\u20114HE32\u20112XB0\uff1aSIPLUS SM1234, conformal\u2011coated 4AI\/2AO mixed analog module for harsh wide\u2011temperature environment<\/li>\n
    10. 6ES7231\u20115ND32\u20110XB0\uff1aSM1231 high\u2011resolution 4\u2011channel analog input module with enhanced measurement performance<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"

      Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 SIMATIC S7\u20111200 Analog Input Output Module Product Overview The Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 is a mixed analog input\u2011output<\/p>","protected":false},"featured_media":8892,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[111],"product_tag":[],"class_list":["post-8891","product","type-product","status-publish","has-post-thumbnail","product_cat-siemens","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"\nNew Original Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 SIMATIC S7\u20111200 Analog Input Output Module - 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\/new-original-siemens-6es7234-4he32-0xb0-sm1234-simatic-s7-1200-analog-input-output-module\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"New Original Siemens 6ES7234\u20114HE32\u20110XB0 SM1234 SIMATIC S7\u20111200 Analog Input Output Module - 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