{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"6ES7234-4HE32-0XB0","brand":"Siemens","brandSlug":"siemens","productSlug":"6ES7234-4HE32-0XB0","canonicalUrl":"https://aoctrl.com/siemens/6ES7234-4HE32-0XB0","factsUrl":"https://aoctrl.com/api/mcp/products/6ES7234-4HE32-0XB0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens S7-1200 analog IO module, 4 inputs (4 to 20 mA / 0 to 20 mA / ±10 V / ±5 V / ±2.5 V) and 2 outputs (4 to 20 mA / 0 to 20 mA / ±10 V), 24 VDC, 2 W, 45 x 100 x 75 mm.","salesMarkdown":"## What the Analog IO Range Means for Your Loop The 6ES7234-4HE32-0XB0 gives you four analog inputs and two analog outputs on a single 45 mm-wide module for the S7-1200 rack. The input side accepts current loops (4 to 20 mA, 0 to 20 mA) and voltage signals (±10 V, ±5 V, ±2.5 V), so it covers the common transmitter outputs and motion-control references without a separate signal conditioner. The output side mirrors those same ranges, letting you drive a valve positioner or VFD speed reference directly from the module. Each channel is parameterizable — you set the range and wire-break / short-circuit diagnostics in the TIA Portal hardware config. The diagnostic alarm and maintenance alarm flag a broken wire or out-of-range condition before the process drifts, which saves a trip to the panel. ## Environmental Tolerance and Approvals The 24 VDC supply draws 2 W typical — negligible heat contribution inside a crowded enclosure. The 45 mm width means it occupies two S7-1200 module slots. Depth is 75 mm, height 100 mm — standard for the S7-1200 family. The front connector accepts shielded twisted-pair cable up to 100 m, which covers most machine runs without a remote I/O drop.","metaTitle":"Siemens 6ES7234-4HE32-0XB0 Analog IO Module, 4 AI / 2 AO","metaDescription":"Siemens S7-1200 analog IO module, 4 inputs (4-20 mA, ±10 V) and 2 outputs, 24 VDC, 2 W. Active production, global approvals. Request a quote.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["PLC I/O & Expansion Modules"],"specifications":{"Max.":"70 °C","Min.":"-40 °C","Depth":"75 mm","Width":"45 mm","cULus":"Yes","Alarms":"Yes","Height":"100 mm","CE mark":"Yes","Current":"Yes; 4 to 20 mA, 0 to 20 mA","Plastic":"Yes","Voltage":"Yes; ±10V, ±5V, ±2.5V","Step: low":"Yes","0 to 20 mA":"Yes","Resistance":"No","Step: High":"Yes","Step: None":"Yes","Wire-break":"Yes","FM approval":"Yes","KC approval":"Yes","UL approval":"Yes","-5 V to +5 V":"Yes","CSA approval":"Yes","Step: Medium":"Yes","Thermocouple":"No","4 mA to 20 mA":"Yes","Short-circuit":"Yes","-10 V to +10 V":"Yes","Shielded, Max.":"100 m; shielded, twisted pair","For Maintenance":"Yes","Marine approval":"Yes","Operation, max.":"1 080 hPa","Operation, min.":"795 hPa","Parameterizable":"Yes","Weight, approx.":"220 g","lifecycle_stage":"current","-2.5 V to +2.5 V":"Yes","Diagnostic alarm":"Yes","Power loss, typ.":"2 W","Rated value (DC)":"24 V","Fall height, max.":"0.3 m; five times, in product package","Diagnostics function":"Yes","Measurement principle":"Differential","RCM (formerly C-TICK)":"Yes","Resistance thermometer":"No","IP degree of protection":"IP20","Number of analog inputs":"4; Current or voltage differential inputs","Storage/transport, max.":"1 080 hPa","Storage/transport, min.":"660 hPa","For Status Of The Inputs":"Yes","Number of analog outputs":"2; Current or voltage","Required Front Connector":"Yes","Common mode voltage, max.":"12 V","Current consumption, typ.":"60 mA","For Status Of The Outputs":"Yes","With Current Outputs, Max.":"600 Ω","With Voltage Outputs, Min.":"1 000 Ω","Vertical Installation, Max.":"50 °C","Vertical Installation, Min.":"-20 °C","Horizontal Installation, Max.":"60 °C","Horizontal Installation, Min.":"-20 °C","Input resistance (0 to 20 mA)":"280 Ω","Monitoring the supply voltage":"Yes","Cycle time (all channels) max.":"625 µs","Input resistance (-5 V to +5 V)":"≥9 MOhm","from backplane bus 5 V DC, typ.":"80 mA","Input resistance (-10 V to +10 V)":"≥9 MOhm","Integration time, parameterizable":"Yes","Input resistance (-2.5 V to +2.5 V)":"≥9 MOhm","SO2 at RH < 60% without condensation":"S02: < 0.5 ppm; H2S: < 0.1 ppm; RH < 60% condensation-free","Current, relative to input range, (+/-)":"0.1 %","Voltage, relative to input range, (+/-)":"0.1 %","Current, relative to output range, (+/-)":"0.3 %","Voltage, relative to output range, (+/-)":"0.3 %","Operation at 25 °C without condensation, max.":"95 %","Temperature error (relative to input range), (+/-)":"25 °C ±0.1%, to 55 °C ±0.2% total measurement range","Temperature error (relative to output range), (+/-)":"25 °C ±0.3%, to 55 °C ±0.6% total measurement range","Resolution with overrange (bit including sign), max.":"14 bit; Voltage: 14 bit; Current : 13 bit","Between The Channels And The Power Supply Of The Electronics":"No","Interference voltage suppression for interference frequency f1 in Hz":"40 dB, DC to 60 V for interference frequency 50 / 60 Hz","Permissible Input Current For Current Input (Destruction Limit), Max.":"40 mA","Permissible Input Voltage For Voltage Input (Destruction Limit), Max.":"35 V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$266.70 – $650.30","priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/77e5974a3b4d84ac38bacb402fd2d865.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=20508&mlfb=6ES7234-4HE32-0XB0","alternativesUrl":"https://aoctrl.com/api/mcp/products/6ES7234-4HE32-0XB0/alternatives.json"},"ai":{"faq":[{"question":"What compliance documentation does Siemens provide for 6ES7234-4HE32-0XB0?","answer":"The module carries CE, cULus, CSA, FM, KC, and marine approvals. These cover the EU Low Voltage Directive, North American safety listing, and shipboard classification society requirements. RoHS and REACH declarations are standard with the Siemens documentation package."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/6ES7234-4HE32-0XB0","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/6ES7234-4HE32-0XB0 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-09-02T08:15:54.622Z","lastPublished":"2026-09-02T08:15:54.622Z","indexable":true}}