{"product_id":"honeywell-8u-tdila1-digital-input-iota-module","title":"Honeywell 8U-TDILA1 Digital Input IOTA Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Honeywell 8U-TDILA1 is a 32-channel digital input IOTA (Input\/Output Termination Assembly) module engineered for high-density signal acquisition in industrial control and safety systems. Designed for seamless integration into distributed control architectures, this module facilitates the direct connection of field devices such as switches, sensors, and pulse generators to Honeywell I\/O systems. Its robust design, featuring optical isolation and high channel density, ensures signal integrity in electrically noisy environments while simplifying cabinet wiring.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e32 high-density digital input channels.\u003c\/li\u003e\n\u003cli\u003eOptical isolation (IOM-based) for superior noise immunity and signal stability.\u003c\/li\u003e\n\u003cli\u003eSupports hot removal and insertion (RIUP) to minimize system downtime during maintenance.\u003c\/li\u003e\n\u003cli\u003eIntegrated pulse accumulation capability (0 to 1 kHz).\u003c\/li\u003e\n\u003cli\u003eGalvanic isolation rated at 1000 VAC RMS between system and field.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 8U-TDILA1 is widely utilized in critical process industries, including power generation, oil and gas, refining, and large-scale manufacturing. It is ideal for applications requiring high-speed digital signal monitoring and reliable field device interfacing within complex distributed control systems.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e8U-TDILA1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e32\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Power Range\u003c\/td\u003e\n\u003ctd\u003e18 to 30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e105 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e4.2 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eON Threshold\u003c\/td\u003e\n\u003ctd\u003e13 VDC min or 3 mA min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOFF Threshold\u003c\/td\u003e\n\u003ctd\u003e5 VDC max or 1.2 mA max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePulse Frequency\u003c\/td\u003e\n\u003ctd\u003e0 to 1 kHz (min 30% duty cycle)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScan Time\u003c\/td\u003e\n\u003ctd\u003e300 us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Delay\u003c\/td\u003e\n\u003ctd\u003e5 ms +\/- 20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 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 initial installation or when performing maintenance, unless the specific system configuration explicitly supports hot-swapping in the current state.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for field inputs to minimize EMI\/RFI interference in industrial environments.\u003c\/li\u003e\n\u003cli\u003eVerify that field power supply voltage remains within the 18 to 30 VDC range to prevent module damage or erratic signal behavior.\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the IOTA assembly to the cabinet chassis to maintain galvanic isolation integrity.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to prevent damage to internal electronic components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 8U-TDILA1 compatible with all Honeywell I\/O systems?\u003c\/h3\u003e\u003cp\u003eThe 8U-TDILA1 is designed for specific Honeywell distributed control architectures. Please verify your system's hardware compatibility list or consult your existing I\/O documentation before installation.\u003c\/p\u003e\u003ch3\u003eDoes this module require an external power supply?\u003c\/h3\u003e\u003cp\u003eYes, the module requires a user-supplied field power source within the 18 to 30 VDC range to operate the input channels.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":50693171282172,"sku":"8U-TDILA1","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_3cd43707-7340-46df-9065-8ab52c9d4360.jpg?v=1785118387","url":"https:\/\/www.electronicplc.com\/ar\/products\/honeywell-8u-tdila1-digital-input-iota-module","provider":"Electronic PLC","version":"1.0","type":"link"}