{"product_id":"abb-dlm-02-freelance-2000-link-module","title":"ABB DLM 02 Freelance 2000 Link Module","description":"\u003cp\u003eConfigured for high-speed deterministic bus communication and data routing in Freelance 2000 DCS networks, the \u003cstrong\u003eABB P 37421-4-0338434\u003c\/strong\u003e (\u003cstrong\u003eDLM 02\u003c\/strong\u003e Communication Module) provides direct physical\/electrical execution. It handles data transfer protocols across industrial bus segments adhering to version 3 system specifications, interfacing directly with local controller backplanes to manage signal isolation and packet transport across communication channels.\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\u003eDLM 02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eP 37421-4-0338434\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany (DE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eCommunication \/ Link Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Protocol Compatibility\u003c\/td\u003e\n\u003ctd\u003eFreelance 2000 Version 3 Specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.3 kg (2 lbs 13.0 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5.1 cm x 33.0 cm x 20.3 cm (2.0 in x 13.0 in x 8.0 in)\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\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBackplane bus powered via rack chassis\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 Firmware Flash Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe DLM 02 link module operates as a dedicated hardware bridge within the ABB Freelance 2000 Distributed Control System architecture. Data bus synchronization complies with version 3 firmware standards, preventing frame collisions on high-speed backplane channels. The module features integrated EEPROM flash memory for firmware verification during system boot cycles, maintaining deterministic signal timing across distributed process stations. Hardware isolation circuits guard backplane signals against electromagnetic interference and transient voltage spikes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is hot-swapping supported for the DLM 02 module during live controller rack operation?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping must only be performed when the rack backplane power distribution is verified stable and proper ESD protection grounds are attached. Removing the module during active Version 3 communication traffic may interrupt network loop continuity.\u003c\/p\u003e\n\u003cp\u003eQ: How does the DLM 02 handle firmware version mismatches on the Freelance 2000 bus?\u003c\/p\u003e\n\u003cp\u003eA: The DLM 02 requires host controller firmware aligned with Version 3 bus specifications. Firmware mismatches generate a hardware fault flag on the backplane diagnosis bus, halting execution until aligned firmware flashes are verified.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure main power supplies to the target chassis are disconnected before inserting or seating the DLM 02 module into the slot.\u003c\/li\u003e\n\u003cli\u003eVerify that rack guide rails align precisely with the module printed circuit board edges to prevent pin deflection on the rear backplane connector.\u003c\/li\u003e\n\u003cli\u003eTighten top and bottom module retaining screws to a torque spec of 0.5 Nm to maintain chassis ground bonding and structural retention under mechanical vibration.\u003c\/li\u003e\n\u003cli\u003eRoute shielded industrial communication cables with a minimum bending radius of 50 mm, keeping signal lines isolated from high-voltage AC motor drives and power lines.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields directly to the cabinet ground bus bar via low-impedance grounding clamps within 10 cm of cabinet entry points.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53212080931125,"sku":"DLM 02","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/DLM02.png?v=1784875064","url":"https:\/\/www.5gplc.com\/products\/abb-dlm-02-freelance-2000-link-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}