{"product_id":"tc-poa081-honeywell-analog-output-module-8-channel","title":"TC-POA081 Honeywell Analog Output Module 8-Channel","description":"\u003ch3\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb style=\"color: #0056b3;\"\u003eHoneywell\u003c\/b\u003e \u003cb style=\"color: #0056b3;\"\u003eTC-POA081\u003c\/b\u003e is a high-performance, intrinsically safe analog output interface engineered to drive field actuators within explosive or hazardous process environments.\u003c\/p\u003e\n\u003cp\u003eThis module provides 8 dual-ended current output channels referenced across internal precision sense resistors to a single return common.\u003c\/p\u003e\n\u003cp\u003eEquipped with specialized galvanic isolation conforming to DIN EN 50 020, it safely decouples field-side control loops from internal backplane logic and power supply buses.\u003c\/p\u003e\n\u003cp\u003eAutomation engineers deploy this module to deliver highly accurate, noise-immune 4 to 20mA control signals to critical modulating field devices.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCore Identification:\u003c\/b\u003e Manufactured by \u003cb style=\"color: #0056b3;\"\u003eHoneywell\u003c\/b\u003e. The explicit catalog part number is \u003cb style=\"color: #0056b3;\"\u003eTC-POA081\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChannel Configuration:\u003c\/b\u003e 8 dual-ended analog output channels utilizing a common reference layout via sense resistors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSignal Output Profile:\u003c\/b\u003e Standard operational scale of 4 to 20mA, with an extended overrange driving capacity up to 22mA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLoop Load Impedance:\u003c\/b\u003e Supports a functional field loop load resistance range from 0 ohms up to 500 ohms maximum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVoltage Overhead:\u003c\/b\u003e Guarantees a terminal driving voltage of greater than 11V when operating at maximum 22mA saturation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDigital Resolution:\u003c\/b\u003e Implements a 13-bit digital-to-analog converter for precise current step control execution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSignal Accuracy \u0026amp; Drift:\u003c\/b\u003e Base calibration accuracy sits at 0.1% of the signal range, paired with a temperature drift profile of 100 ppm\/°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDynamic Response:\u003c\/b\u003e Achieves a rapid step response settling time of 4 milliseconds to reach 99% of the targeted final value.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower \u0026amp; Thermal Dynamics:\u003c\/b\u003e Consumes 0.77 power supply unit load allotments, exhibiting an internal power dissipation factor of 5.4W.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eEnvironmental Gas Rating:\u003c\/b\u003e Qualified under Test Level G3 for harsh, corrosive atmospheres according to ISA-S71.04-1985.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMechanical Tolerances:\u003c\/b\u003e Certified to withstand 15g peak mechanical shock (11ms duration) and 2g continuous vibration from 10Hz to 500Hz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eInstallation Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMechanical Keying:\u003c\/b\u003e Prior to module insertion, rotate the integrated mechanical keyswitch dial on the receiver chassis to Position 4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBaseplate Mounting:\u003c\/b\u003e Align the module housing flush with the terminal base guides and apply firm pressure until the mounting latches click home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eField Housing Mandate:\u003c\/b\u003e For outdoor or field-level cabinet deployment, the module must be enclosed in an IP54 or higher protection class secondary housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWiring Configuration:\u003c\/b\u003e Terminate the 2-wire field actuator loops into the designated terminal base assignments: Ch0 (0,1), Ch1 (4,5), Ch2 (8,9), up to Ch7 (29,30).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShielding and Isolation:\u003c\/b\u003e Deploy multicore shielded cables with independent channel shields, ensuring channel-to-earth dielectric isolation exceeds 500V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eDebugging and Maintenance Convenience\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe front faceplate features an independent matrix of channel status LEDs that provide instant visual verification of loop integrity.\u003c\/p\u003e\n\u003cp\u003eSoftware engineers can configure the latching behaviors of channel groups 0-3 and 4-7 independently via the system configuration interface.\u003c\/p\u003e\n\u003cp\u003eThe plug-in module form factor allows technicians to replace faulty hardware assemblies cleanly without disconnecting field terminal wires.\u003c\/p\u003e\n\u003cp\u003eReal-time transmission error metrics are cross-referenced over the vendor-specific bus, providing a clear window into backplane communication health.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCompatibility Notes\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThis module couples natively with Honeywell's vendor-specific intrinsically safe communication buses and terminal base architectures.\u003c\/p\u003e\n\u003cp\u003eThe electrical driving parameters are tightly matched to industry-standard 4-20mA current-driven positioners, I\/P transducers, and control valves.\u003c\/p\u003e\n\u003cp\u003eThe internal firmware interacts flawlessly with Honeywell distributed control system (DCS) process controllers executing complex PID loop routines.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSafety and Certification Matrix\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCENELEC Hazardous Location Classification: II (1) 2G EEx ia\/ib IIB\/IIC T4\u003c\/li\u003e\n\u003cli\u003eOfficial European Safety Certification: DMT 99 ATEX E 027 X\u003c\/li\u003e\n\u003cli\u003eEntity Parameters (Intrinsically Safe Output): Uo = 21V, Io = 93mA, Po = 520mW\u003c\/li\u003e\n\u003cli\u003eMaximum Allowed Inductance (Lo): 10mH for EEx ia IIB environments \/ 3mH for EEx ia IIC environments\u003c\/li\u003e\n\u003cli\u003eMaximum Allowed Capacitance (Co): 1.27 uF for EEx ia IIB environments \/ 188 nF for EEx ia IIC environments\u003c\/li\u003e\n\u003cli\u003eStandard Compliance Frameworks: DIN EN 50014 (1992), DIN EN 50020 (1994), DIN EN 50284 (1997), and NAMUR NE 21\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003ePacking List and Warranty Terms\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe factory box delivers 1 genuine \u003cb style=\"color: #0056b3;\"\u003eHoneywell\u003c\/b\u003e \u003cb style=\"color: #0056b3;\"\u003eTC-POA081\u003c\/b\u003e 8-point analog current output module card.\u003c\/p\u003e\n\u003cp\u003eThe shipment includes specialized electrostatic-discharge (ESD) protective wrapping alongside the basic physical installation parameters sheet.\u003c\/p\u003e\n\u003cp\u003eThis automated control component includes a full 12-month commercial replacement warranty covering all internal circuit architecture functions.\u003c\/p\u003e\n\u003cp\u003eThe tracking period for warranty coverage initializes automatically on the specific calendar day the package is delivered to your plant site.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eShipping Logistics\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eOur centralized fulfillment centers execute careful packing and dispatch operations within 24 to 48 hours following order confirmation.\u003c\/p\u003e\n\u003cp\u003eWe provide priority expedited international transportation via top-tier express courier services including DHL, FedEx, and UPS.\u003c\/p\u003e\n\u003cp\u003eYour purchasing team receives automated online tracking documentation via email immediately upon shipment departure from our warehouse.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTypical Application Scenarios\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003ePetrochemical refineries utilize this module to drive proportional control valves governing fuel gas lines in hazardous furnace zones.\u003c\/p\u003e\n\u003cp\u003eNatural gas processing skids deploy the module to modulate pneumatic I\/P valve transducers controlling pressure let-down stations.\u003c\/p\u003e\n\u003cp\u003eChemical batch reactors integrate the card to manage variable speed drives regulating critical catalytic feed pumps in hazardous areas.\u003c\/p\u003e\n\u003cp\u003eIt integrates seamlessly with turbine governor systems, emergency vent actuators, remote damper positioners, and fuel metering valves.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eDiagnostic Capabilities\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe internal logic senses loop current drops immediately, triggering a lead breakage fault if field current drops below 2mA.\u003c\/p\u003e\n\u003cp\u003eA physical wire rupture forces the corresponding channel status LED into a flashing red state while broadcasting an alarm across the backplane bus.\u003c\/p\u003e\n\u003cp\u003eLead breakage detection can be selectively toggled off or on for distinct channel pairs (0-1, 2-3, 4-5, and 6-7) to accommodate unique load profiles.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB's Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb style=\"color: #0056b3;\"\u003eHoneywell\u003c\/b\u003e \u003cb style=\"color: #0056b3;\"\u003eTC-POA081\u003c\/b\u003e stands out because it eliminates the physical space and cost penalties of traditional external isolation barriers.\u003c\/p\u003e\n\u003cp\u003eThe 4-millisecond step response time is exceptionally fast for an intrinsically safe loop, allowing tight, jitter-free control over high-speed modulating valves.\u003c\/p\u003e\n\u003cp\u003eIts ISA G3 corrosion compliance makes it highly resilient against hydrogen sulfide and chlorine gases, common pain points in downstream refining.\u003c\/p\u003e\n\u003cp\u003eFor operations engineers looking to optimize loop reliability while keeping component counts low, this integrated card is the gold standard.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eSelection Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eCalculate your field cabling run total loop impedance to ensure the combined wire and actuator load remains under 500 ohms.\u003c\/p\u003e\n\u003cp\u003eCross-reference your field device's internal electrical storage parameters with the module's safety values (Uo, Io, Po) to ensure safety alignment.\u003c\/p\u003e\n\u003cp\u003eVerify that your targeted termination slot baseplate is configured for keyswitch Position 4 to prevent physical misalignment damage.\u003c\/p\u003e\n\u003cp\u003eAccount for the 5.4W thermal dissipation footprint when mapping out your cabinet ventilation and cooling budgets.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions (FAQ)\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQuestion:\u003c\/b\u003e What specific field loop conditions will cause the module to activate a lead breakage alarm?\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAnswer:\u003c\/b\u003e The module automatically flags a lead breakage error and flashes the channel LED red if the output current drops below 2mA.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQuestion:\u003c\/b\u003e Can I disable wire break alerts on specific channels if I am using an unconventional actuator loop?\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAnswer:\u003c\/b\u003e Yes, the lead breakage detection circuit can be configured off independently for distinct channel pairs: 0-1, 2-3, 4-5, and 6-7.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQuestion:\u003c\/b\u003e How does the module react to rapid changes in the control program, and what is its settling speed?\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAnswer:\u003c\/b\u003e The hardware features a responsive analog circuit that drives the output to 99% of its final targeted value within 4 milliseconds.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQuestion:\u003c\/b\u003e Is individual galvanic isolation provided between the 8 different analog output channels on this block?\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAnswer:\u003c\/b\u003e No, there is no channel-to-channel isolation on this card; complete galvanic isolation is provided only between the outputs and the backplane or power bus.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQuestion:\u003c\/b\u003e What safety steps are required regarding cable selection to maintain the European EMC protection class certification?\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eAnswer:\u003c\/b\u003e You must use a shielded multicore cable assembly featuring an independent shield for each channel, with channel isolation exceeding 500V.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TC-POA081.png?v=1779094306\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45131197481142,"sku":"TC-POA081","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/TC-POA081.jpg?v=1779094306","url":"https:\/\/www.plcsparehub.com\/products\/tc-poa081-honeywell-analog-output-module-8-channel","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}