Product Details
Product Overview
The ATR8S-00 (Part No. ATR8D-00) is a specialized signal conditioning and termination interface designed for Yokogawa’s CENTUM VP and CS 3000 Field Control Stations. Engineered specifically for high-availability temperature monitoring, this unit facilitates the integration of RTD and Thermocouple sensors into the AAR181 and similar I/O modules.
The primary engineering advantage of the ATR8D-00 lies in its redundant branching capability. It allows a single set of field sensors to be cross-connected to two separate I/O modules, ensuring that a single module failure does not result in the loss of critical process data. The M3.5 pressure clamp terminals are designed to maintain a gas-tight seal, which is vital for preventing oxidation of low-millivolt signals in corrosive chemical environments.
Technical Specifications
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Manufacturer: Yokogawa Electric Corporation
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Model Identification: ATR8D-00
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I/O Capacity: 8 Differential Channels
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Redundancy Support: Dual-redundant module branching
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Terminal Interface: M3.5 Pressure Clamp (Spring-loaded contact)
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Dielectric Strength: 500 V AC (Terminals to Ground)
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Insulation Resistance: 10 MΩ minimum at 500 V DC
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Sensor Compatibility: Pt100, Pt50, JPt100 (RTD); Type K, J, T, E, B, R, S, N (TC)
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Cold Junction Compensation: Integrated reference sensors for Thermocouple precision
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Operating Ambient: 0°C to 60°C (32°F to 140°F)
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Relative Humidity: 5% to 95% RH (Non-condensing)
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Weight: 0.8 kg (1.76 lbs)
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Origin: Made in Japan
Operational Implementation
The ATR8D-00 (ATR8D-00) is typically deployed in mid-stream and downstream oil and gas applications where temperature excursions must be monitored with zero downtime. Unlike standard screw terminals that may loosen over time due to thermal cycling, the pressure clamp mechanism provides constant force, ensuring measurement stability for sensitive RTD resistance values.
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
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.
Understanding Marshalling Cabinets in Industrial Automation and Control Systems
Marshalling cabinets serve as the crucial connection hub between field instruments and centralized processing units. In large DCS and PLC control system architectures, hundreds of multipair field cables run from local junction boxes to the central instrument equipment room. The marshalling cabinet houses field terminal blocks, surge arresters, intrinsic safety isolation barriers, and interposing relays. By segregating field field-wiring terminations from sensitive processor hardware, engineers protect expensive controller backplanes from high-voltage transients. Consequently, this modular separation dramatically streamlines maintenance workflows and simplifies system expansion.
Essential Best Practices for PLC Wiring and Installation in Industrial Automation
Successful control system deployment begins with thoroughly reviewing manufacturer technical documentation. Controllers from major brands like Allen-Bradley, Siemens, and Schneider Electric feature unique terminal layouts. Engineers must verify voltage requirements before connecting power cables to prevent catastrophic equipment damage. Standard line connections require strict adherence to regional electrical codes and proper wire color coding. Furthermore, panel builders should always establish a robust low-impedance ground connection using at least 16-AWG copper conductor tied directly to the main plant grounding grid.