Product Details
Description
The ABB NTAI04 is a dedicated 16-channel RTD interface for Infi 90 and Network 90 systems. It provides physical termination for field temperature sensors, utilizing 3-wire lead-wire compensation to ensure measurement precision over long distances.
Specifications
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Brand: ABB Bailey
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Model Number: NTAI04
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Product Type: RTD Analog Input Termination Unit
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Series: Infi 90 / Network 90
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Input Channels: 16 independent RTD inputs
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Sensor Compatibility: Supports 100-ohm Platinum (Pt) RTDs and other standard types
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Wiring Configuration: Designed for 3-wire RTD lead-wire compensation
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Interconnect: Connects to IMASI modules via NKTU ribbon cables
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Mounting: Standard NMOI series mounting base compatible
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Product Net Weight: 0.46 kg (1.01 lbs)
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Dimensions: 177.8 mm x 35.6 mm x 127 mm
Features
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Precise Thermal Interfacing: Specifically calibrated to handle the low-voltage millivolt signals generated by RTDs without introducing measurement bias.
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Lead-Wire Compensation: Supports 3-wire circuitry to automatically nullify the resistance effects of field wiring, ensuring the DCS receives only the actual sensor resistance.
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High-Density Monitoring: Provides termination for up to 16 sensors on a single board, maximizing the I/O capacity of the control cabinet.
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Rugged Connection Points: Features industrial-grade screw terminals designed to maintain high-pressure contact, preventing signal fluctuation caused by vibration or oxidation.
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Passive Signal Protection: Operates as a robust passive interface with integrated filtering to shield sensitive analog-to-digital converters from field-induced electrical noise.
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
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Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
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Mastering Wire Identification in Industrial Automation: The Power of Ferrules and Cross-Ferruling
Proper wire labeling forms the cornerstone of reliable control system installation and long-term maintenance. In complex industrial automation environments, technicians terminate thousands of conductor ends inside control panels, marshalling racks, and field junction boxes. Ferrules serve as individual tube-shaped sleeve markers slipped onto conductors before final termination. While technicians historically relied on pre-printed individual letter rings, modern control panel builders utilize automated ferrule printing machines. These thermal-transfer printers generate durable, single-sleeve heat-shrink tags directly matching approved wiring schematics, significantly accelerating cabinet assembly workflows.