{"product_id":"abb-cma141-terminal-module","title":"ABB CMA141 Terminal Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB CMA141\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCMA141\u003c\/strong\u003e Terminal Module, operates as a dedicated hardware component for discrete signal field wiring consolidation within distributed I\/O and PLC sub-assemblies.\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\u003eCMA141\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\u003eSweden \/ Switzerland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e178 mm (Height) x 125 mm (Width) x 42 mm (Depth)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive connection block (Zero internal power draw)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Terminals\u003c\/td\u003e\n\u003ctd\u003e16 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Rated Voltage\u003c\/td\u003e\n\u003ctd\u003e400 VAC \/ VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current Rating\u003c\/td\u003e\n\u003ctd\u003e10 A maximum per individual terminal track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\u003ctd\u003eIP20 (solid object protection \u0026gt; 12 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Configuration\u003c\/td\u003e\n\u003ctd\u003eStandard DIN-rail or direct sub-panel cabinet installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eCE compliance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe passive routing block acts as the mechanical interface layer for high-density I\/O density scaling profiles, securing high-voltage AC and DC termination lines outside the local processor cards. By isolating field-side transients and distributing currents up to 10 A per point, the module allows stable backplane performance without inducing thermal shifts or noise spikes that could degrade Profinet \/ EtherNet\/IP deterministic networks or cause local memory state register faults during active processor scans.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What are the current and voltage safety limits when running concurrent inductive loads?\u003c\/p\u003e\n\u003cp\u003eA: Each separate terminal path is structurally rated to handle up to 400 VAC\/VDC and a continuous load of 10 A. However, when switching inductive actuators or solenoid coils, external suppressor flyback diodes or RC snubber networks must be mounted across the load to eliminate arc generation across the terminal contacts.\u003c\/p\u003e\n\u003cp\u003eQ: Is this termination hardware hot-swappable under a active 400 V electrical load?\u003c\/p\u003e\n\u003cp\u003eA: No. The CMA141 is a fixed, non-disconnecting terminal block assembly. All field side power lines up to 400 V must be isolated and proven dead at the main circuit breaker before removing conductor wires or unlatching the terminal unit from the DIN rail.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Mounting\u003c\/strong\u003e: Snap the module onto standard symmetrically aligned DIN rails. Ensure the internal grounding clip makes direct steel-to-steel contact with a clean, unpainted segment of the chassis rail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Strip Lengths\u003c\/strong\u003e: Strip field wiring insulation back by standard specifications. Insert the bare copper strands fully into the screw clamp terminal box to ensure the IP20 dead-front touch barrier remains unbroken.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Routing Barriers\u003c\/strong\u003e: Route high-voltage AC supply wires (up to 400 V) in physical wire ducts that are separated from low-voltage DC communication bus cables to suppress capacitive cross-talk.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53105415979317,"sku":"CMA141","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/CMA141.png?v=1783491941","url":"https:\/\/www.5gplc.com\/products\/abb-cma141-terminal-module","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}