TC-FIAH81 Honeywell 8-Channel Analog Input Module

Honeywell TC-FIAH81 High Level Analog Input Module Overview

Key Input Specifications

• Number of Inputs: 8 single-ended, non-isolated channels.
• Current Input Ranges: 4-20mA or 0-20mA (user configurable).
• Voltage Input Ranges: ±10V or 0-10V (user configurable).
• Resolution (Voltage): 12 bits unipolar, 11 bits plus sign bipolar.
• Resolution (Current): 5.13µA per count for precise measurement.
• Voltage Resolution Details: 2.56mV/cnt unipolar; 5.13mV/cnt bipolar.
• Input Impedance (Voltage): 100kΩ for minimal signal loading.
• Input Impedance (Current): 238Ω for standard loop compatibility.
• Input Resistance (Voltage): 200kΩ ensures high measurement integrity.
• Input Resistance (Current): 238Ω matches typical transmitter loads.

Performance and Accuracy Data

• Conversion Type: Successive approximation for reliable digitization.
• Conversion Rate: 256µs for all 8 channels simultaneously.
• Normal Mode Rejection (Voltage): -3dB @ 17Hz with -20dB/decade roll-off.
• Normal Mode Rejection (Current): -3dB @ 9Hz with -20dB/decade roll-off.
• Rejection at 50/60Hz (Voltage): -10dB @ 50Hz, -11.4dB @ 60Hz.
• Rejection at 50/60Hz (Current): -15.3dB @ 50Hz, -16.8dB @ 60Hz.
• Step Response to 63% (Voltage): Fast 9.4ms settling time.
• Step Response to 63% (Current): 18.2ms settling time.
• Absolute Accuracy: 0.20% Full Scale @ 25°C for both ranges.
• Accuracy Drift (Voltage): 0.00428% Full Scale per °C.
• Accuracy Drift (Current): 0.00407% Full Scale per °C.
• Maximum Overload: 30V or 32mA continuous (one channel at a time).

Environmental and Physical Characteristics

• Operational Temperature: 0 to 55°C (32 to 131°F).
• Storage Temperature: -40 to 85°C (-40 to 185°F).
• Relative Humidity (Operating): 5 to 95% non-condensing.
• Relative Humidity (Non-Operating): 5 to 80% non-condensing.
• Shock (Operating): 30g peak acceleration, 11ms pulse.
• Shock (Non-Operating): 50g peak acceleration, 11ms pulse.
• Vibration: Tested to 5g @ 10-500Hz per IEC 68-2-6.
• Dimensions (HxWxD): 46mm x 94mm x 53mm (1.8 x 3.7 x 2.1 inches).
• Power Dissipation: 3W maximum @ 31.2V dc.
• Thermal Dissipation: 10.2 BTU/hr maximum @ 31.2V dc.

Installation and Compliance Details

• Isolation Voltage: Tested at 850V dc for 1s between user and system.
• Channel Isolation: No isolation exists between individual channels.
• Flexbus Current: 20mA @ 5V dc for system communication.
• Data Format: Left justified 16-bit 2’s complement format.
• Calibration: No user calibration required for operation.
• Indicators: 1 green power indicator for status monitoring.
• Keyswitch Position: Position 3 for module configuration.
• Wire Size: Accommodates 12 gauge (4mm²) stranded wire max.
• Insulation Max: 3/64 inch (1.2mm) insulation thickness.
• Agency Certification: Groups A, B, C, D; Class I Division 2; Class I Zone 2 Group IIC.

Package and Logistics

• Packaging: Ships in original factory-sealed packaging.
• Condition: 100% brand new and original stock.
• Shipping: We ship within 5 business days.
• Carriers: We use FedEx, UPS, and DHL for global delivery.
• Returns: We support a 30-day return policy.

Frequently Asked Questions (FAQ)

• Is the Honeywell TC-FIAH81 a new original module? Yes, we supply 100% brand new and original TC-FIAH81 modules.
• What input types does the TC-FIAH81 support? It supports 4-20mA, 0-20mA, ±10V, and 0-10V inputs.
• How many channels does the TC-FIAH81 have? The module offers 8 single-ended analog input channels.
• What is the conversion rate of the TC-FIAH81? It provides a fast 256µs conversion rate for all channels.
• What is the accuracy of the TC-FIAH81? Absolute accuracy is 0.20% Full Scale @ 25°C.
• Do you have the TC-FIAH81 in stock? Yes, we maintain the TC-FIAH81 in stock for prompt shipment.
• What is the shipping time for orders? We dispatch all orders within 5 business days.
• Which couriers do you use for shipping? We ship using FedEx, UPS, or DHL for reliable delivery.

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