{"product_id":"honeywell-mtl4599n-mtl4500-feed-through-isolation-modules","title":"Honeywell MTL4599N MTL4500 Feed-Through Isolation Modules","description":"\u003ch2\u003eHoneywell MTL4599N General-Purpose Feed-Through Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for routing unused or non-IS signals in processing networks, the \u003cstrong\u003eHoneywell MTL4599N\u003c\/strong\u003e (\u003cstrong\u003eHoneywell MTL4599N\u003c\/strong\u003e General-Purpose Feed-Through Module) provides direct physical\/electrical execution. The hardware establishes connection routing between internal wiring architectures and multiway backplane assemblies without active signal alteration. It functions primarily as a termination component to maintain structural integrity across instrumentation panels and ensures defined physical separation between distinct voltage loops.\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\u003eMTL4599N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUK (Honeywell \/ Eaton Crouse-Hinds MTL Production Facilities)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard MTL4500 series form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC +\/-10% (Required for indicator functions only; 0 W for basic routing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e2 kV RMS isolation between input and output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Signal Rating\u003c\/td\u003e\n\u003ctd\u003e50 V or 0.25 A maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Current Capacity\u003c\/td\u003e\n\u003ctd\u003e500 mA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Interface\u003c\/td\u003e\n\u003ctd\u003e6 screw terminals linked to multiway backplane connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Signals\u003c\/td\u003e\n\u003ctd\u003eGeneral-purpose analog or digital instrumentation signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN-rail or backplane installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompliance\u003c\/td\u003e\n\u003ctd\u003eIEC\/EN 61508 SIL2 suitable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eLoop Protocol Integration and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe hardware architecture interfaces with standard instrumentation setups to maintain discrete signal paths prior to downstream distributed control system (DCS) processing. While executing basic feed-through routing for 4-20 mA HART loop protocol architectures or digital lines, the unit enforces a galvanic 2 kV RMS channel-to-channel isolation boundary between adjacent paths and multiway backplane points. This high-potential barrier prevents parasitic ground loop voltages from damaging parallel logic networks and protects sensitive DCS analog I\/O structures from common-mode electrical spikes.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the MTL4599N be utilized to isolate intrinsically safe (IS) signals within hazardous locations?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal wiring passes electrical signals directly across the backplane interface without active energy-limiting barriers, making it unsuitable for circuits requiring intrinsic safety certification.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module contain internal sub-assemblies for transient voltage or surge protection?\u003c\/p\u003e\n\u003cp\u003eA: No. The internal circuit lacks suppressors or metal-oxide varistors (MOVs), meaning that engineers must install external surge protective devices on the line if the field environment presents transient risk.\u003c\/p\u003e\n\u003cp\u003eQ: What are the specific power supply prerequisites for baseline signal feed-through operations?\u003c\/p\u003e\n\u003cp\u003eA: Passive signal routing requires 0 mA from the backplane; the 24 VDC +\/-10% electrical supply line is only necessary if the specific module variation incorporates optional visual status indicators.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the maximum loop voltage does not exceed 50 V and the sustained current stays below 0.25 A before applying signal loads to the terminal blocks.\u003c\/li\u003e\n\u003cli\u003eMount the module vertically onto standard DIN rails or compatible MTL4500\/MTL5500 backplane slots, checking that the multiway connector pins seat completely into the mating baseplate.\u003c\/li\u003e\n\u003cli\u003eStrip field conductors to the manufacturer-specified length and secure them into the 6 screw terminals using a calibrated torque screwdriver to prevent high-resistance contact points.\u003c\/li\u003e\n\u003cli\u003eSeparate the non-IS field wiring routed through this module from any adjacent intrinsically safe cables by a minimum physical distance of 50 mm or via an approved insulation barrier.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43869070950499,"sku":"MTL4599N","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/389_efa69c99-17f4-4d64-9645-dd1fc74892ba.jpg?v=1764744036","url":"https:\/\/www.autocontrolglobal.com\/products\/honeywell-mtl4599n-mtl4500-feed-through-isolation-modules","provider":"AutoControl Global","version":"1.0","type":"link"}