{"product_id":"honeywell-mc-gaih13-51304718-175-high-level-analog-input","title":"Honeywell MC-GAIH13 51304718-175 High Level Analog Input","description":"\u003cp\u003eThe \u003cstrong\u003eHoneywell MC-GAIH13 51304718-175\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMC-GAIH13\u003c\/strong\u003e High Level Analog Input \/ Smart Transmitter Interface (HLAI\/STI) Field Termination Assembly (FTA), operates as a dedicated hardware component for galvanic isolation and signal processing of high-level analog inputs within Honeywell DCS platforms. Supporting up to 16 channels, the module conditions field transmitter signals under intrinsically safe (GI\/IS) requirements, converting analog process variables into isolated system-level inputs via compression terminals.\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\u003eMC-GAIH13 (51304718-175)\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\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eSize B - 307 mm (12 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to 70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem Backplane Powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51304718-175\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eHigh Level Analog Input \/ STI FTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e16 Galvanically Isolated Channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Type\u003c\/td\u003e\n\u003ctd\u003eGalvanic Isolation \/ Intrinsic Safety (GI\/IS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eCompression Terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel-to-Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe Honeywell MC-GAIH13 51304718-175 incorporates individual channel-to-channel galvanic isolation barriers across all 16 analog inputs to eliminate ground potential differences between field sensors and controller backplanes. Fully compatible with 4-20 mA HART loop protocol field instruments, the assembly routes bi-directional digital frequency shift keying (FSK) communications without attenuating the primary analog current signal. This hardware-level isolation prevents cross-talk and protects system logic against high-voltage field transients.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the MC-GAIH13 51304718-175 support redundant processor configurations?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module features dual cable interface ports designed to connect with redundant High-Performance Process Manager (HPM) or Experion I\/O card racks without losing channel isolation.\u003c\/p\u003e\n\u003cp\u003eQ: How does galvanic isolation function on the 16 input channels?\u003c\/p\u003e\n\u003cp\u003eA: Integrated transformer and optical isolators physically separate the field wiring loop from the internal backplane logic, preventing high ground fault currents from damaging controller electronics.\u003c\/p\u003e\n\u003cp\u003eQ: Can smart transmitters utilizing HART protocol communicate through this FTA?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the internal signal conditioning paths are structured to pass 4-20 mA DC current signals alongside high-frequency HART digital data streams without signal distortion.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off backplane power and field loop supplies prior to installing or servicing the MC-GAIH13 board in the enclosure cabinet.\u003c\/li\u003e\n\u003cli\u003eSecure the 307 mm Size B board into the designated mounting channel, verifying that chassis earth grounding leads are firmly clamped.\u003c\/li\u003e\n\u003cli\u003eAttach multi-conductor interface cables between the FTA connector headers and the redundant I\/O module rack.\u003c\/li\u003e\n\u003cli\u003eStrip field conductor wires to the recommended length and insert them into the compression terminals, tightening screws to standard industrial torque specifications.\u003c\/li\u003e\n\u003cli\u003eEnsure overall signal cable shields are grounded at a single chassis grounding bar to maintain proper noise immunity and galvanic isolation integrity.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52371482083624,"sku":"MC-GAIH13 51304718-175","price":315.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0827\/6266\/2184\/files\/MC-GAIH1351304718-1752.png?v=1789119335","url":"https:\/\/www.powerdcs.com\/products\/honeywell-mc-gaih13-51304718-175-high-level-analog-input","provider":"Power DCS Parts Limited","version":"1.0","type":"link"}