{"product_id":"prosoft-ps69-dpm-profibus-dpv1-master-communication-module","title":"ProSoft PS69-DPM PROFIBUS DPV1 Master Communication Module","description":"\u003cp\u003eConfigured for high-speed cyclic I\/O and acyclic data exchange in CompactLogix and MicroLogix architectures, the \u003cstrong\u003eProSoft PS69-DPM\u003c\/strong\u003e (\u003cstrong\u003ePS69-DPM\u003c\/strong\u003e PROFIBUS DPV1 Master Module) provides direct physical\/electrical execution. It resides directly within the controller backplane, operating as an in-chassis network interface to manage field devices without requiring external protocol translation hardware.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\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\u003ePS69-DPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eProSoft Technology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.31 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e260 mA at 5 VDC (backplane bus current draw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol Support\u003c\/td\u003e\n\u003ctd\u003ePROFIBUS DPV0 Master, PROFIBUS DPV1 Master\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlaves Supported\u003c\/td\u003e\n\u003ctd\u003eUp to 125 total (32 per segment without repeaters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Data Capacity\u003c\/td\u003e\n\u003ctd\u003e244 bytes max per slave; 408 bytes max total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Data Capacity\u003c\/td\u003e\n\u003ctd\u003e480 bytes max total (including 16 bytes command data)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rates\u003c\/td\u003e\n\u003ctd\u003e9.6 kbit\/s to 12 Mbit\/s (auto-detected\/configurable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Cable Distance\u003c\/td\u003e\n\u003ctd\u003e1200 m at \u0026lt;=93.75 kbit\/s; 100 m at \u0026gt;=3 Mbit\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Interface\u003c\/td\u003e\n\u003ctd\u003e9-pin D-Shell RS232 diagnostic port, DB9 PROFIBUS port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Impedance\u003c\/td\u003e\n\u003ctd\u003e135 to 165 ohms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProtocol Conversion Latencies \u0026amp; Bus Stability\u003c\/h3\u003e\n\u003cp\u003eThe PS69-DPM handles cyclic input\/output buffer synchronization directly through backplane DMA transfers to maintain low-latency CIP messaging response times between the Logix controller and attached slave devices. The onboard physical layer circuitry is designed for high-frequency signal integrity, featuring strict capacitance tolerances (\u0026lt;30 pF\/m) and internal surge isolation across the RS485 differential bus lines to prevent common-mode noise propagation on high-speed PROFIBUS runs up to 12 Mbit\/s. Configuration data, slave network maps, and bus parameters are written directly to non-volatile onboard flash memory, ensuring immediate module startup and execution without manual firmware or parameter reloads following system power-cycle events.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the PS69-DPM handle network diagnostics and baud rate synchronization on a mixed-speed bus?\u003c\/p\u003e\n\u003cp\u003eA: The module automatically detects and synchronizes to pre-configured master baud rates ranging from 9.6 kbit\/s to 12 Mbit\/s. Real-time diagnostic statistics—including bus cycle times, slave error counters, and token rotation times—are stored in internal status registers (88 bytes acyclic status data) and can be accessed continuously via standard CIP ladder logic messaging.\u003c\/p\u003e\n\u003cp\u003eQ: What physical bus segment rules must be observed when connecting more than 32 PROFIBUS slave devices to a single module?\u003c\/p\u003e\n\u003cp\u003eA: The physical RS485 driver inside the PS69-DPM supports up to 32 load units per bus segment. To scale to the maximum module capacity of 125 slave devices, RS485 repeaters must be installed between segments to satisfy signal drive specifications and maintain line impedance within the 135 to 165 ohm range.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003ePower down the controller rack prior to inserting or removing the PS69-DPM module from the CompactLogix or MicroLogix backplane assembly.\u003c\/li\u003e\n\u003cli\u003eSecure the module mechanically by tightening the DIN-rail latch and backplane mounting screws to maintain full chassis ground contact.\u003c\/li\u003e\n\u003cli\u003eTerminate the PROFIBUS network segment by using approved DB9 connectors with built-in active termination resistors enabled at the physical start and end nodes of the bus.\u003c\/li\u003e\n\u003cli\u003eRoute the PROFIBUS cable through dedicated low-voltage instrument trays, maintaining a minimum physical separation of 200 mm from high-voltage AC lines or variable frequency drive cables.\u003c\/li\u003e\n\u003cli\u003eConnect cable shield drainage wires directly to the functional ground block near the enclosure entrance to prevent ground loop noise from degrading high-baud-rate transmissions.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":44010542366810,"sku":"PS69-DPM","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/PS69-DPM2.jpg?v=1788510865","url":"https:\/\/www.plcmasters.com\/products\/prosoft-ps69-dpm-profibus-dpv1-master-communication-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}