{"product_id":"tc-fiah81-honeywell-8-channel-analog-input-module","title":"TC-FIAH81 Honeywell 8-Channel Analog Input Module","description":"\u003ch2\u003e\u003cstrong\u003eHoneywell TC-FIAH81 High Level Analog Input Module Overview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Input Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Inputs:\u003c\/strong\u003e 8 single-ended, non-isolated channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Input Ranges:\u003c\/strong\u003e 4-20mA or 0-20mA (user configurable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Input Ranges:\u003c\/strong\u003e ±10V or 0-10V (user configurable).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution (Voltage):\u003c\/strong\u003e 12 bits unipolar, 11 bits plus sign bipolar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution (Current):\u003c\/strong\u003e 5.13µA per count for precise measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Resolution Details:\u003c\/strong\u003e 2.56mV\/cnt unipolar; 5.13mV\/cnt bipolar.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance (Voltage):\u003c\/strong\u003e 100kΩ for minimal signal loading.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance (Current):\u003c\/strong\u003e 238Ω for standard loop compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Resistance (Voltage):\u003c\/strong\u003e 200kΩ ensures high measurement integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Resistance (Current):\u003c\/strong\u003e 238Ω matches typical transmitter loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePerformance and Accuracy Data\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConversion Type:\u003c\/strong\u003e Successive approximation for reliable digitization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConversion Rate:\u003c\/strong\u003e 256µs for all 8 channels simultaneously.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormal Mode Rejection (Voltage):\u003c\/strong\u003e -3dB @ 17Hz with -20dB\/decade roll-off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormal Mode Rejection (Current):\u003c\/strong\u003e -3dB @ 9Hz with -20dB\/decade roll-off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRejection at 50\/60Hz (Voltage):\u003c\/strong\u003e -10dB @ 50Hz, -11.4dB @ 60Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRejection at 50\/60Hz (Current):\u003c\/strong\u003e -15.3dB @ 50Hz, -16.8dB @ 60Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep Response to 63% (Voltage):\u003c\/strong\u003e Fast 9.4ms settling time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep Response to 63% (Current):\u003c\/strong\u003e 18.2ms settling time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsolute Accuracy:\u003c\/strong\u003e 0.20% Full Scale @ 25°C for both ranges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy Drift (Voltage):\u003c\/strong\u003e 0.00428% Full Scale per °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy Drift (Current):\u003c\/strong\u003e 0.00407% Full Scale per °C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Overload:\u003c\/strong\u003e 30V or 32mA continuous (one channel at a time).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEnvironmental and Physical Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Temperature:\u003c\/strong\u003e 0 to 55°C (32 to 131°F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -40 to 85°C (-40 to 185°F).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Humidity (Operating):\u003c\/strong\u003e 5 to 95% non-condensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Humidity (Non-Operating):\u003c\/strong\u003e 5 to 80% non-condensing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock (Operating):\u003c\/strong\u003e 30g peak acceleration, 11ms pulse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShock (Non-Operating):\u003c\/strong\u003e 50g peak acceleration, 11ms pulse.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration:\u003c\/strong\u003e Tested to 5g @ 10-500Hz per IEC 68-2-6.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (HxWxD):\u003c\/strong\u003e 46mm x 94mm x 53mm (1.8 x 3.7 x 2.1 inches).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 3W maximum @ 31.2V dc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e 10.2 BTU\/hr maximum @ 31.2V dc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation and Compliance Details\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e Tested at 850V dc for 1s between user and system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannel Isolation:\u003c\/strong\u003e No isolation exists between individual channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexbus Current:\u003c\/strong\u003e 20mA @ 5V dc for system communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eData Format:\u003c\/strong\u003e Left justified 16-bit 2’s complement format.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e No user calibration required for operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicators:\u003c\/strong\u003e 1 green power indicator for status monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeyswitch Position:\u003c\/strong\u003e Position 3 for module configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Size:\u003c\/strong\u003e Accommodates 12 gauge (4mm²) stranded wire max.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Max:\u003c\/strong\u003e 3\/64 inch (1.2mm) insulation thickness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgency Certification:\u003c\/strong\u003e Groups A, B, C, D; Class I Division 2; Class I Zone 2 Group IIC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage and Logistics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Ships in original factory-sealed packaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e 100% brand new and original stock.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e We ship within 5 business days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarriers:\u003c\/strong\u003e We use FedEx, UPS, and DHL for global delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReturns:\u003c\/strong\u003e We support a 30-day return policy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs the Honeywell TC-FIAH81 a new original module?\u003c\/strong\u003e Yes, we supply 100% brand new and original \u003cstrong\u003eTC-FIAH81\u003c\/strong\u003e modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat input types does the TC-FIAH81 support?\u003c\/strong\u003e It supports 4-20mA, 0-20mA, ±10V, and 0-10V inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many channels does the TC-FIAH81 have?\u003c\/strong\u003e The module offers 8 single-ended analog input channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the conversion rate of the TC-FIAH81?\u003c\/strong\u003e It provides a fast 256µs conversion rate for all channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the accuracy of the TC-FIAH81?\u003c\/strong\u003e Absolute accuracy is 0.20% Full Scale @ 25°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDo you have the TC-FIAH81 in stock?\u003c\/strong\u003e Yes, we maintain the \u003cstrong\u003eTC-FIAH81\u003c\/strong\u003e in stock for prompt shipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat is the shipping time for orders?\u003c\/strong\u003e We dispatch all orders within 5 business days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich couriers do you use for shipping?\u003c\/strong\u003e We ship using FedEx, UPS, or DHL for reliable delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2026 NexAuto Technology Limited. All rights reserved. \u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.nex-auto.com\/\"\u003ehttps:\/\/www.nex-auto.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e\u003cbr\u003ePhone: \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48264938553602,"sku":"TC-FIAH81","price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/TC-FIAH81.jpg?v=1787563595","url":"https:\/\/www.nex-auto.com\/products\/tc-fiah81-honeywell-8-channel-analog-input-module","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}