The Honeywell 900A01-0001 is a high-performance, 8-channel universal analog input module engineered for the ControlEdge HC900 process and safety controller platform. This card provides reliable, highly accurate data acquisition across diverse industrial automation applications. It features galvanic isolation and supports a flexible array of signal types, making it ideal for monitoring physical variables such as temperature, pressure, and flow without requiring extensive auxiliary signal conditioning.
Features
Universal Input Support: Confirms compatibility with multiple field sensor types including thermocouples, RTDs, voltage, current, and slidewire loops.
Galvanic Isolation: Delivers robust point-to-point and field-to-logic electrical isolation to safeguard system electronics and maintain signal integrity in noisy environments.
Synchronous A/D Conversion: Implements efficient analog-to-digital conversion arrays to ensure simultaneous, high-resolution data sampling across channels.
Comprehensive Diagnostics: Equipped with onboard LED status indicators that simplify troubleshooting by displaying real-time module status and fault detection.
Burnout Detection: Features user-configurable upscale, downscale, or defined-value behavior to safely handle sensor break conditions.
Specifications
Module Type: Universal Analog Input Card
Number of Channels: 8 isolated input channels
Input Ranges Supported: 0 to 10 VDC, -100 to +100 mV, 4 to 20 mA (via 250 Ω shunt), RTD (Pt100, Pt500, Pt1000, Cu10), and Thermocouples (Type B, E, J, K, R, S, T, etc.)
A/D Resolution: 15-bit to 16-bit internal resolution
Accuracy: Plus or minus 0.1% of range (factory calibrated at 25°C)
Galvanic Isolation Rating: 400 VDC point-to-point, and 1 kVDC field-to-logic
Input Impedance: 10 MΩ for thermocouple/mV ranges, 1 MΩ for volt ranges, and 250 Ω for mA current loops
Update Rate: 500 ms for all 8 channels
Power Supply Loading: Maximum 40 mA at 5 VDC, maximum 25 mA at 24 VDC
Operating Temperature: 0°C to +60°C (32°F to 140°F)
