{"product_id":"tc-idd321-honeywell-experion-pks-discrete-input-module","title":"TC-IDD321 Honeywell Experion PKS Discrete Input Module","description":"\u003ch2\u003eHoneywell TC-IDD321 Experion C200 \/ C300 Series\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell TC-IDD321\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eTC-IDD321\u003c\/strong\u003e Discrete Input Module, operates as a dedicated hardware component for sensing 32 discrete DC input signals within Honeywell Experion Process Knowledge System (PKS) networks.\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\u003eTC-IDD321\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\u003e0.55 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard C200 I\/O Chassis Slot Width\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e6.1 W maximum (Power Dissipation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e32 points (16 points per common)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Voltage Range\u003c\/td\u003e\n\u003ctd\u003e10 to 31.2 VDC @ 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOn-State Current (Minimum)\u003c\/td\u003e\n\u003ctd\u003e2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Voltage (Maximum)\u003c\/td\u003e\n\u003ctd\u003e5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOff-State Current (Maximum)\u003c\/td\u003e\n\u003ctd\u003e1.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003eChannel-to-channel: 1500 VDC for 1 second; User-to-system: 1500 VDC for 1 second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay Time (Off to On)\u003c\/td\u003e\n\u003ctd\u003e1 ms maximum plus programmable filter (0 ms, 1 ms, or 2 ms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Delay Time (On to Off)\u003c\/td\u003e\n\u003ctd\u003e1 ms maximum plus programmable filter (0 ms, 1 ms, 2 ms, 9 ms, or 18 ms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003e250 mA peak (decaying to \u0026lt; 37% in 22 ms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Compatibility\u003c\/td\u003e\n\u003ctd\u003eIEC Type 1+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Block Connection\u003c\/td\u003e\n\u003ctd\u003eTC-TBCH (36-position terminal block)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Galvanic Isolation \u0026amp; Fieldbus Signals\u003c\/h3\u003e\n\u003cp\u003eTo secure stable 4-20 mA HART loop protocol handling and discrete signal processing across hostile process automation environments, the module incorporates 100% factory-tested 1500 VDC galvanic isolation between channels and system backplanes. By preventing ground loops and suppressing high-voltage common-mode transients from remote field switches, the internal optical barriers preserve digital signal integrity before passing raw contact data to the controller rack.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What terminal block model must field technicians use to wire signals to this card?\u003c\/p\u003e\n\u003cp\u003eA: The module accepts the 36-position TC-TBCH removable terminal block, which allows field technicians to wire up to 32 discrete 24 VDC inputs across two separate 16-point commons.\u003c\/p\u003e\n\u003cp\u003eQ: How does the configurable input delay filter affect physical signal processing?\u003c\/p\u003e\n\u003cp\u003eA: Field engineers can program software filter delays ranging from 0 ms up to 18 ms to prevent contact bounce or electrical noise on field switches from falsely triggering discrete input states.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eDuring field installation, technicians must firmly seat the module into the C200 chassis slot before tightening the TC-TBCH 36-position terminal block screws. Maintain strict physical separation between high-voltage AC lines and 24 VDC discrete signal wiring to prevent inductive coupling. Connect all field signal shields directly to a single, low-impedance earth ground point at the panel entrance, ensuring shield continuity without forming ground loops across isolated input channels.\u003c\/p\u003e","brand":"HONEYWELL","offers":[{"title":"Default Title","offer_id":49100772737336,"sku":"TC-IDD321","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/56a166a2bad8c2c0da3e0c98fb7f55c3.jpg?v=1723099065","url":"https:\/\/www.automodulexpert.com\/products\/tc-idd321-honeywell-experion-pks-discrete-input-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}