{"product_id":"acr222-2-bachmann-axis-module-datasheet-technical-manual","title":"ACR222\/2 Bachmann Axis Module Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eBachmann ACR222\/2 M1 Motion Control System\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-speed pulse generation and closed-loop positioning in Bachmann M1 Automation System architectures, the \u003cstrong\u003eBachmann ACR222\/2\u003c\/strong\u003e (\u003cstrong\u003eACR222\/2 (00012285-10)\u003c\/strong\u003e Step\/Direction Axis Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eACR222\/2 (Part Number: 00012285-10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBachmann Electronic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eAustria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e63 x 119 x 63 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard M1 system operating limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem backplane dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Supply\u003c\/td\u003e\n\u003ctd\u003e18-34 VDC (Reverse polarity protected)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxis Capacity\u003c\/td\u003e\n\u003ctd\u003e2 Independent stepper channels (Step\/Direction)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Frequency\u003c\/td\u003e\n\u003ctd\u003eMaximum 150 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEncoder Interface\u003c\/td\u003e\n\u003ctd\u003e2 x 24-bit resolution (RS422 \/ HEDL)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax. Encoder Frequency\u003c\/td\u003e\n\u003ctd\u003eUp to 1 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Levels\u003c\/td\u003e\n\u003ctd\u003eHigh: 3-34 V, Low: 0-2 V (Imax 10 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic Network Routing and Backplane Integration\u003c\/h3\u003e\n\u003cp\u003eThe module relies on internal high-velocity backplane bus communication pathways to cross-reference data frames directly with the main processing node. This allows the internal 24-bit quadrature inputs and 150 kHz step generation channels to synchronize without data lag. The physical sub-circuits maintain exact firmware flash compatibility across standard M1 control chassis variations, ensuring predictable I\/O density scaling during concurrent processing of multi-axis linear positioning profiles.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is the internal encoder excitation voltage set for RS422 or HEDL feedback devices?\u003c\/p\u003e\n\u003cp\u003eA: The onboard encoder power supply logic provides selectable outputs of +5 V or +15 V. The exact voltage configuration is determined via internal physical jumpers located on the module circuit board prior to slot engagement.\u003c\/p\u003e\n\u003cp\u003eQ: What are the backplane integration restrictions when adding this module to a live M1 rack?\u003c\/p\u003e\n\u003cp\u003eA: The module does not support hot-swap insertion. The entire M1 system backplane rack must be completely powered down before seating the hardware to prevent data disruption or component logic latch-up.\u003c\/p\u003e\n\u003cp\u003eQ: How does the pulse generation circuit respond to step commands exceeding the maximum range?\u003c\/p\u003e\n\u003cp\u003eA: The step range limits operate from 1 to 16,777,215 pulses per discrete command. Values initiated outside these bounds are intercepted by the module firmware driver and flag a positional overflow status register bit.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Alignment:\u003c\/strong\u003e Slide the module housing carefully into the designated M1 backplane slot along the physical guide rails to secure direct mating with the high-velocity bus connector.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding Topology:\u003c\/strong\u003e Connect encoder and step\/direction signal lines using twisted-pair shielded cables, and land the drain wires on the central panel enclosure bulkhead earth rail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Power Routing:\u003c\/strong\u003e External excitation lines supplying 18-34 VDC must be sized correctly to accommodate peak step drive logic loads without causing localized voltage drops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Isolation:\u003c\/strong\u003e Route the pulse output signal paths separate from high-current AC motor supply lines to reduce inductive cross-talk and maintain clean 150 kHz signal boundaries.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bachmann","offers":[{"title":"Default Title","offer_id":42870851698778,"sku":"ACR222\/2","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/160..jpg?v=1773109317","url":"https:\/\/www.spareoil.com\/products\/acr222-2-bachmann-axis-module-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}