{"product_id":"allen-bradley-1746-hstp1-slc-500-single-axis-stepper-controller-module","title":"Allen Bradley 1746-HSTP1 SLC 500 Single-Axis Stepper Controller Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1746-HSTP1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a dedicated single-axis stepper control interface for the SLC 500 PLC platform. This module generates high-speed pulse trains to command stepper motor drivers, enabling precise open-loop positioning within your automation system. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and original\u003c\/strong\u003e, providing a factory-fresh solution for high-speed motion tasks without upgrading your entire legacy control architecture.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe 1746-HSTP1 provides high-frequency pulse generation and rapid signal processing to ensure accurate motion profiles:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eNumber of Axes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Axis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePulse Speed Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 to 250,000 pulses per second (250 kHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eVelocity Profile\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eTrapezoidal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAcceleration Range\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 to 2000 pulses\/sec\/ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAcceleration Step Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4 milliseconds or less\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDifferential\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital Pulse and Direction\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eI\/O Connection Interface\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1746-HT and 1746-HCA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Consumption\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e200mA @ 5V \/ 90mA @ 24V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.50 lbs (0.23 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Resolution Motion:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 250 kHz output frequency supports micro-stepping drivers, allowing for extremely smooth motion and fine positioning increments. This high rate eliminates the \"stepping\" vibration often found in lower-frequency controllers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Trapezoidal Profiling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module automatically calculates trapezoidal velocity ramps. This hardware-level calculation removes the processing burden from the SLC 500 CPU, ensuring consistent acceleration and deceleration curves regardless of the PLC scan time.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNoise-Immune Differential Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1746-HSTP1 utilizes differential inputs to reject common-mode noise. This solves the persistent industrial problem of signal interference in environments with heavy motor cabling or adjacent high-voltage equipment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Logic Execution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a step response of 2.5 milliseconds on output signals, the module reacts nearly instantaneously to command changes. This low latency improves throughput in high-speed packaging, labeling, and pick-and-place applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which cables do I need to connect the 1746-HSTP1 to my stepper driver?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module requires either the 1746-HT or 1746-HCA I\/O connection interface. These specialized connectors ensure secure signal routing between the PLC rack and the external drive unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 1746-HSTP1 support closed-loop encoder feedback?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNo. The 1746-HSTP1 operates as an open-loop stepper controller. It sends pulse and direction commands to a driver but does not process encoder signals directly for position correction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I install multiple 1746-HSTP1 modules in a single SLC 500 chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eYes. You can place the module in any available I\/O slot (except Slot 0). The only limitation is the power capacity of your SLC 500 power supply, as each module draws 200mA from the 5V backplane.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the module handle acceleration changes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module updates its acceleration step rate every 4 milliseconds or less. This rapid refresh cycle ensures that the stepper motor follows the programmed velocity profile accurately, preventing stalls during high-speed transitions.\u003c\/p\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53455449292984,"sku":"1746-HSTP1","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1746-HSTP1.jpg?v=1778553718","url":"https:\/\/www.globalpetroparts.com\/products\/allen-bradley-1746-hstp1-slc-500-single-axis-stepper-controller-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}