Product Details
Overview
The 900A01-0202 from Honeywell is an 8-channel analog input module engineered for precise measurement and reliable integration within Honeywell control systems. It supports a wide range of signal types and delivers robust performance in industrial environments.
Technical Specifications
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Model Number: 900A01-0202
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Product Type: Analog Input Module
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Channels: 8 isolated analog inputs
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Supported Input Types: mV, V, Thermocouple (T/C), RTD, Ohms, mA, Slidewire (assignable per channel)
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Signal Details:
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Thermocouples with cold junction compensation
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RTD PT100 3-wire up to 40 Ω balanced
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Slidewire 100–6,500 Ω, 10% of total resistance per leg
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Input Impedance:
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10 MΩ for mV/T/C inputs
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250 Ω for mA inputs
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Galvanic Isolation: 400 VDC point-to-point; 1 kVDC to logic; RTDs isolated in pairs
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Noise Rejection: Series Mode >60 dB, Common Mode >130 dB at 120 VAC
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Over-range Limits: ±10% for linear ranges, ±1% for T/C & RTD
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T/C Break Detection: Current pulse method
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Power Supply: 24 VDC
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Dimensions: W 32 mm × H 128 mm × D 130 mm (1.26 × 5.04 × 5.12 in)
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Weight: 0.5 kg (1.1 lbs)
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Compatibility: Honeywell HC900 Control System
Features
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High accuracy for voltage, current, and temperature signals
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Galvanically isolated channels reduce interference
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Compact and rugged design for industrial environments
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Flexible input assignment supports multiple signal types
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Reliable T/C break detection and over-range protection
Applications
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Process control systems
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Data acquisition for industrial sensors
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Integration with Honeywell HC900 controllers
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Redundant Automation Systems: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.