{"product_id":"siemens-6es7193-6bp20-0da0-base-unit-bu15-p16-a10-2d","title":"Siemens 6ES7193-6BP20-0DA0 Base Unit BU15-P16+A10+2D","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSiemens 6ES7193-6BP20-0DA0\u003c\/strong\u003e is a \u003cstrong\u003eBaseUnit BU15-P16+A10+2D\u003c\/strong\u003e (BU Type A0) for the \u003cstrong\u003eSIMATIC ET 200SP\u003c\/strong\u003e distributed I\/O system. It serves as the mounting and connection platform for ET 200SP I\/O modules, featuring \u003cstrong\u003e16 push-in process terminals\u003c\/strong\u003e and \u003cstrong\u003e10 auxiliary terminals\u003c\/strong\u003e with a \u003cstrong\u003e10 A auxiliary power group (A10)\u003c\/strong\u003e. The \u003cstrong\u003e2D shared-potential configuration\u003c\/strong\u003e suits standard 24 V DC control systems where all field devices reference a common ground, while the \u003cstrong\u003enew load group\u003c\/strong\u003e capability provides isolated power distribution for the module stack.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e BaseUnit BU15-P16+A10+2D, BU Type A0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e SIMATIC ET 200SP Distributed I\/O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e 16 push-in process terminals + 10 auxiliary terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Terminals:\u003c\/strong\u003e 28 (16 process + 10 AUX + 2 potential distribution)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Push-in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Supply Voltage:\u003c\/strong\u003e 24 V DC (nominal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage Range:\u003c\/strong\u003e 20.4 V DC to 26.4 V DC (±10%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Supply Current (Total):\u003c\/strong\u003e 10 A at L+ and M terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary Power Group:\u003c\/strong\u003e A10 — 10 A maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Group Configuration:\u003c\/strong\u003e 2D — two groups, same shared potential\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePer-Terminal Current (Process):\u003c\/strong\u003e 2 A maximum per terminal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlots:\u003c\/strong\u003e 1 (Type A0 \/ A1 compatible)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W x H x D):\u003c\/strong\u003e 15 mm x 117 mm x 76 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 48 g (0.048 kg) \/ 130 g (with packaging)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Gauge (Solid\/Flexible):\u003c\/strong\u003e 0.14 mm² to 2.5 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -30 °C to +60 °C (horizontal), -30 °C to +50 °C (vertical)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN rail (ET 200SP carrier rail)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReverse Polarity Protection:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Protection:\u003c\/strong\u003e 24 V DC \/ 10 A miniature circuit breaker required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEAN:\u003c\/strong\u003e 4025515080879\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eA10 auxiliary power group\u003c\/strong\u003e — delivers up to 10 A dedicated auxiliary capacity, supporting analog I\/O modules and high-current-demand modules that the A0 variant cannot supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2D shared potential configuration\u003c\/strong\u003e — both power groups share the same electrical potential, simplifying wiring in standard 24 V DC common-ground systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNew load group starter\u003c\/strong\u003e — opens a new potential group, providing power isolation and improved fault diagnostics for the module stack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 15 mm BU15 form factor\u003c\/strong\u003e — enables dense I\/O configurations with approximately 60% less panel footprint than legacy 40 mm+ base units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush-in terminal technology\u003c\/strong\u003e — tool-free, vibration-resistant connections per IEC 60947-7-1, reducing installation time and improving reliability in industrial environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAutomotive body-in-white and powertrain assembly lines with mixed digital\/analog I\/O\u003c\/li\u003e\n\u003cli\u003eFood \u0026amp; beverage conveyor and filling control nodes\u003c\/li\u003e\n\u003cli\u003eModular machine builder platforms requiring standardized, swappable BaseUnits\u003c\/li\u003e\n\u003cli\u003eBrownfield retrofit projects expanding decentralized I\/O without central panel rewiring\u003c\/li\u003e\n\u003cli\u003ePharmaceutical packaging lines with analog sensor aggregation\u003c\/li\u003e\n\u003cli\u003eEmergency replacement scenarios requiring like-for-like swap without rewiring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify ET 200SP carrier rail\u003c\/strong\u003e — confirm rail designation; do not mix ET 200SP with ET 200S or ET 200eco PN hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount on de-energized DIN rail\u003c\/strong\u003e — slide the BaseUnit horizontally onto the carrier rail until fully seated with an audible click.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall upstream protection\u003c\/strong\u003e — place a 24 V DC \/ 10 A miniature circuit breaker (Type B or C) on the supply line before the L+ terminal. This BaseUnit has no internal protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect supply voltage\u003c\/strong\u003e — wire 24 V DC to L+ and M terminals, observing correct polarity (reverse polarity protection is built-in).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire field devices\u003c\/strong\u003e — use conductors within 0.14–2.5 mm² range; push into terminals until the audible click confirms seating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform tug-test and continuity verification\u003c\/strong\u003e — gently pull each conductor and check with a multimeter before applying power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall I\/O module\u003c\/strong\u003e — seat a compatible ET 200SP Type A0 or A1 module onto the BaseUnit backplane.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between 6BP20-0DA0 and 6BP00-0DA0?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003e6BP20-0DA0\u003c\/strong\u003e carries the \u003cstrong\u003eA10 auxiliary power group\u003c\/strong\u003e (10 A capacity with 10 auxiliary terminals), while the \u003cstrong\u003e6BP00-0DA0\u003c\/strong\u003e has \u003cstrong\u003eA0 (no auxiliary terminals)\u003c\/strong\u003e. Both share the same 2D shared-potential configuration and 16 process terminals. Choose A10 when your I\/O modules require auxiliary power (e.g., analog modules).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between 6BP20-0DA0 and 6BP20-0BA0?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003e0DA0 (2D)\u003c\/strong\u003e uses \u003cstrong\u003eshared potential groups\u003c\/strong\u003e (same electrical potential), while the \u003cstrong\u003e0BA0 (2B)\u003c\/strong\u003e provides \u003cstrong\u003eisolated power groups\u003c\/strong\u003e. Both have A10 auxiliary terminals. Choose 2D for standard common-ground 24 V DC systems; choose 2B when you need isolation between circuit segments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use ET 200S modules with this BaseUnit?\u003c\/strong\u003e\u003cbr\u003e\nA: \u003cstrong\u003eNo.\u003c\/strong\u003e ET 200S and ET 200SP have incompatible backplane pinouts. Attempting to install ET 200S modules will result in seating failure or electrical damage. Always verify the ET 200SP family designation on all modules.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What happens if a process terminal is loaded above 2 A?\u003c\/strong\u003e\u003cbr\u003e\nA: Each process terminal is rated at \u003cstrong\u003e2 A maximum\u003c\/strong\u003e. Exceeding this limit causes terminal overheating, potential output failure, and fire risk. Loads above 2 A must be switched through an external relay or power module fed from a separate supply.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is the 2D configuration suitable for mixed-potential field devices?\u003c\/strong\u003e\u003cbr\u003e\nA: \u003cstrong\u003eNo.\u003c\/strong\u003e 2D means both power groups share the same potential. If your system requires electrically isolated groups (e.g., safety circuits or potential differences between segments), select the \u003cstrong\u003e6BP20-0BA0 (2B)\u003c\/strong\u003e variant instead.\u003c\/p\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect \u003cstrong\u003e6BP20-0DA0\u003c\/strong\u003e as your \u003cstrong\u003estandard choice\u003c\/strong\u003e for ET 200SP builds with Type A0\/A1 modules requiring auxiliary power and a common 24 V DC ground reference.\u003c\/li\u003e\n\u003cli\u003eIf your module set has \u003cstrong\u003eno auxiliary power demand\u003c\/strong\u003e, downgrade to \u003cstrong\u003e6BP00-0DA0\u003c\/strong\u003e to reduce BOM cost.\u003c\/li\u003e\n\u003cli\u003eIf your control architecture requires \u003cstrong\u003eisolated power groups\u003c\/strong\u003e, upgrade to \u003cstrong\u003e6BP20-0BA0 (2B)\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAlways cross-reference the part number against the EAN \u003cstrong\u003e4025515080879\u003c\/strong\u003e before ordering to prevent cross-shipment errors.\u003c\/li\u003e\n\u003cli\u003ePlan for an external 24 V DC \/ 10 A circuit breaker in your BOM — this is not optional and must be installed upstream of every new potential group.\u003c\/li\u003e\n\u003cli\u003eVerify conductor gauge compatibility (0.14–2.5 mm²) with your site wiring standard before procurement.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53946817446072,"sku":"6ES7193-6BP20-0DA0","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/6ES7193-6BP20-0DA0r180.png?v=1787042093","url":"https:\/\/www.globalpetroparts.com\/products\/siemens-6es7193-6bp20-0da0-base-unit-bu15-p16-a10-2d","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}