{"product_id":"honeywell-mc-tamt04-51305890-175-low-level-input-multiplexer","title":"Honeywell MC-TAMT04 51305890-175 Thermocouple Input Terminal Board","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Honeywell MC-TAMT04 (51305890-175) is a high-performance Thermocouple Input Terminal Board designed for use within Honeywell TDC distributed control systems. This module is engineered to handle low-level analog signals, providing reliable signal conditioning and interface capabilities for industrial temperature monitoring applications. It features 16 circuits and supports remote cold junction compensation, ensuring accurate data acquisition in complex process environments.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports 16 thermocouple input circuits.\u003c\/li\u003e\n\u003cli\u003eFully isolated channel-to-channel, channel-to-PM, and channel-to-power supply common in 16-channel increments.\u003c\/li\u003e\n\u003cli\u003eRemote cold junction compensation capability for enhanced measurement precision.\u003c\/li\u003e\n\u003cli\u003eDesigned for low-level analog signal processing.\u003c\/li\u003e\n\u003cli\u003eRobust solid-state construction for demanding industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMC-TAMT04 (51305890-175)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Type\u003c\/td\u003e\n\u003ctd\u003eThermocouple \/ Millivolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Range\u003c\/td\u003e\n\u003ctd\u003e-20 to +100 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Bandwidth\u003c\/td\u003e\n\u003ctd\u003e0 to 4.7 Hz (-3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGain Error\u003c\/td\u003e\n\u003ctd\u003e0.050% full scale max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Coefficient\u003c\/td\u003e\n\u003ctd\u003e+\/-20 ppm per deg C max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCMV (to Power System Common)\u003c\/td\u003e\n\u003ctd\u003e+\/-250 VDC or VAC RMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrosstalk (DC to 60 Hz)\u003c\/td\u003e\n\u003ctd\u003e80 dB (120 dB at 50\/60 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNMRR (50\/60 Hz)\u003c\/td\u003e\n\u003ctd\u003e60 dB min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTC Linearization Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 0.05 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the control system is powered down before installing or removing the terminal board to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eHandle the module using proper ESD (Electrostatic Discharge) precautions to protect sensitive internal components.\u003c\/li\u003e\n\u003cli\u003eVerify that all field wiring is properly shielded and routed away from high-voltage or high-EMI sources to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the terminal board chassis to the system common as specified in the Honeywell TDC installation manual.\u003c\/li\u003e\n\u003cli\u003eConfirm that the terminal board is securely seated in the designated rack slot to ensure reliable contact with the backplane.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs this module still in production?\u003c\/h3\u003e\u003cp\u003eNo, the Honeywell MC-TAMT04 (51305890-175) has been discontinued by the manufacturer. We provide high-quality surplus units to support legacy system maintenance.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of this board?\u003c\/h3\u003e\u003cp\u003eThis terminal board serves as a signal interface for thermocouple inputs, providing isolation and signal conditioning before the data is processed by the TDC system's process manager.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43831910727770,"sku":"MC-TAMT04 51305890-175","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_adf2745a-f0c6-47f6-a540-9ebe306e35c7.jpg?v=1786498521","url":"https:\/\/www.spareoil.com\/products\/honeywell-mc-tamt04-51305890-175-low-level-input-multiplexer","provider":"SpareOil Automation","version":"1.0","type":"link"}