{"product_id":"honeywell-experion-ls-i-o-tc-mdp081-51404351-125-pulse-input-module","title":"Honeywell Experion LS I\/O TC-MDP081 51404351-125 Modulo di ingresso a impulsi","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell TC-MDP081\u003c\/strong\u003e (Part Number \u003cstrong\u003e51404351-125\u003c\/strong\u003e) is an 8-channel pulse input \/ 2-channel output module designed for high-speed counter and frequency processing within the Experion control platform. Operating as a dedicated I\/O processing unit, it receives floating, optically isolated pulse signals to provide precise measurement of frequency, pulse length, and accumulated pulse counts. The \u003cstrong\u003eHoneywell TC-MDP081\u003c\/strong\u003e connects to the controller backplane and interface infrastructure to interface rotating machinery, flow meters, encoders, and other high-frequency field instrumentation directly into the Experion control architecture.\u003c\/p\u003e\n\u003cp\u003eFeaturing flexible signal range selection, the \u003cstrong\u003eHoneywell TC-MDP081\u003c\/strong\u003e handles pulse frequencies from 0 to 100 kHz across 8 input channels. Channels 0 through 5 are dedicated to frequency and pulse length evaluation, while channels 6 and 7 incorporate 32-bit hardware accumulators alongside discrete On\/Off switching outputs based on target count values. Integrated optical isolation protects backplane electronics from field-side transients, delivering reliable performance in complex industrial automation environments.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Signal Acquisition:\u003c\/strong\u003e Processes pulse input signals from 0 to 100 kHz across 8 independent input channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Discrete Outputs:\u003c\/strong\u003e Features 2 optically isolated 500 mA outputs tied directly to channels 6 and 7 for automated target-count switching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Voltage Range Thresholds:\u003c\/strong\u003e Configurable for Low Range (3.25 V transition threshold) or High Range (8.80 V transition threshold) input signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable Edge Detection:\u003c\/strong\u003e Software selectable triggering on either the leading (off-to-on) or trailing (on-to-off) pulse edge per channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Function Channel Modes:\u003c\/strong\u003e Supports frequency, pulse length (high, low, or period measurement), and 32-bit accumulated pulse count values.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Isolation:\u003c\/strong\u003e Provides 1500 VDC isolation between field terminal blocks and the system backplane, as well as channel-to-channel isolation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Measurement:\u003c\/strong\u003e Reading high-frequency pulse trains from turbine, positive displacement, and Coriolis flowmeters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbine \u0026amp; Motor Speed Monitoring:\u003c\/strong\u003e Direct frequency acquisition for rotational speed measurement on motors, turbines, and drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBatching \u0026amp; Totalization:\u003c\/strong\u003e Pulse accumulation and discrete target switching for accurate liquid or solid batch dispensing systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePosition \u0026amp; Distance Tracking:\u003c\/strong\u003e Interfacing linear or rotary encoder outputs to track mechanical displacement and totalized counts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical 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\u003e\u003cstrong\u003eGeneral\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eTC-MDP081\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e51404351-125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003ePulse Input Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable Terminal Block\u003c\/td\u003e\n\u003ctd\u003eTC-TBCH (36-position terminal block)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Power Dissipation\u003c\/td\u003e\n\u003ctd\u003e7.0 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw (24 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.002 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw (5 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.500 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current Draw (1.2 VDC)\u003c\/td\u003e\n\u003ctd\u003e0.004 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage (Terminal to Backplane)\u003c\/td\u003e\n\u003ctd\u003e1500 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage (Channel to Channel)\u003c\/td\u003e\n\u003ctd\u003e1500 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Input Channels\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Isolation Type\u003c\/td\u003e\n\u003ctd\u003eFloating; optically isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e0 to 100 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e0 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSelectable Threshold Ranges\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eHigh Range: Transition at approx. 8.80 V\u003c\/p\u003e\n\u003cp\u003eLow Range: Transition at approx. 3.25 V\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Hysteresis\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eHigh Range: 1.1 V approx. (12.5% typical)\u003c\/p\u003e\n\u003cp\u003eLow Range: 0.90 V approx. (27% typical)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Input Current\u003c\/td\u003e\n\u003ctd\u003e12.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Input Current\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eLow Range: 2 mA\u003c\/p\u003e\n\u003cp\u003eHigh Range: 6 mA\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge Selection\u003c\/td\u003e\n\u003ctd\u003eOn-to-off transition based on leading or trailing edge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Capacity\u003c\/td\u003e\n\u003ctd\u003e32 bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel 0 - 5 Functionality\u003c\/td\u003e\n\u003ctd\u003eFrequency and pulse length (selectable: high, low, or period)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel 6 - 7 Functionality\u003c\/td\u003e\n\u003ctd\u003eAccumulated value, frequency, and target values\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Output Channels\u003c\/td\u003e\n\u003ctd\u003e2 (Associated with Channels 6 and 7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Isolation Type\u003c\/td\u003e\n\u003ctd\u003eOptically isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e500 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Operation\u003c\/td\u003e\n\u003ctd\u003eSwitch transitions from OFF to ON when channel reaches user-configured target value\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \u0026amp; Part Verification:\u003c\/strong\u003e Confirm the physical module matches model number TC-MDP081 and part number 51404351-125 prior to insertion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower \u0026amp; Chassis De-Energization:\u003c\/strong\u003e Turn off rack power or observe proper hot-swap protocols according to your Experion system guidelines before inserting the module into the chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Wiring:\u003c\/strong\u003e Wire external field signals to the 36-position TC-TBCH terminal block. Ensure signal polarities and shield ground lines conform to site noise mitigation standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Range Alignment:\u003c\/strong\u003e Verify that field sensor signal voltages match either the Low Range (approx. 3.25 V threshold) or High Range (approx. 8.80 V threshold) capabilities of the module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Load Checking:\u003c\/strong\u003e Ensure external loads connected to the 2 output channels do not exceed the 500 mA current rating.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eConfiguration Recommendations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel Assignment:\u003c\/strong\u003e In the Control Builder environment, assign individual channels (0–5 for frequency\/pulse length, 6–7 for accumulated counting).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEdge \u0026amp; Range Configuration:\u003c\/strong\u003e Set the trigger edge (leading or trailing) and input voltage threshold (High or Low) based on field pulse generator specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse Measurement Mode:\u003c\/strong\u003e For channels 0 through 5, select whether pulse length is evaluated on the high state, low state, or full period.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Value Setup:\u003c\/strong\u003e For channels 6 and 7, define the 32-bit target count values that trigger the corresponding 500 mA discrete outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParameter Backup:\u003c\/strong\u003e Save and export the system configuration file following parameter setup to maintain a complete software backup before commissioning.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52668036579691,"sku":"TC-MDP081 51404351-125","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/honeywell-tc-mdp081-51404351-125-input-module-otsiipnp0gv_ec00cd55-3b8c-47c0-9450-d8db1c36938e.jpg?v=1765505386","url":"https:\/\/www.plcprotech.com\/it\/products\/honeywell-experion-ls-i-o-tc-mdp081-51404351-125-pulse-input-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}