Honeywell TC-FIAH81 Analog Input Module

Overview

The Honeywell TC-FIAH81 is a high-level analog input module for C200 and TDC3000 control systems. It provides 8 single-ended channels configurable for voltage or current signals. This module ensures precise data acquisition from field instruments, including transmitters, sensors, and meters. Its reliable design supports stable operation in industrial automation environments.

Technical Specifications

• Model Number: TC-FIAH81

• Input Channels: 8 single-ended analog inputs

• Input Types: Voltage ±10V or 0–10V; Current 0–20mA or 4–20mA

• Resolution: Voltage 12-bit unipolar, 11-bit + sign bipolar; Current 5.13 µA/count

• Input Impedance: Voltage 100 kΩ; Current 238 Ω

• Conversion Rate: 256 µs for all channels

• Data Format: Left-justified 16-bit 2’s complement

• Isolation: 850 VDC for 1 second between user and system; channels not isolated

• Accuracy: ±0.20% Full Scale at 25°C

• Overload Protection: 30V or 32mA continuous (one channel at a time)

• Power Dissipation: Max 3W at 31.2V DC

• Thermal Dissipation: Max 10.2 BTU/hr at 31.2V DC

• Indicators: Green power LED

• Operating Temperature: 0°C to 55°C (32°F to 131°F)

• Storage Temperature: -40°C to 85°C (-40°F to 185°F)

• FlexBus Consumption: 5 VDC 15 mA; 24 VDC 60 mA

• Dimensions: 51 × 178 × 356 mm

• Weight: 0.22 lbs