Product Details
Product Overview
The Yokogawa ASR133-S00 functions as a high-precision analog interface for Distributed Control Systems (DCS). This module captures 4 to 20 mA signals from field transmitters while providing full galvanic isolation across 8 independent channels. It integrates HART communication capabilities, allowing for remote device configuration and advanced diagnostics. We supply this unit as 100% Brand New and Original, ensuring peak signal accuracy and long-term stability for critical process monitoring.
Part Number Breakdown
The ASR133-S00 follows Yokogawa's specific hardware identification logic:
-
ASR133: Isolated Current Input Module (8-Channel, HART compatible).
-
-S: Standard Type.
-
0: Always 0 (Standard specification).
-
0: Basic type without specialized options.
Technical Specifications
The ASR133-S00 delivers rapid data refreshing and high dielectric strength for demanding industrial loops.
| Feature | Specification Details |
| Input Channels | 8 Channels, Fully Isolated |
| Input Signal Range | 4 to 20 mA DC |
| HART Communication | Available (Digital signal superimposed on 4-20mA) |
| Withstanding Voltage | 1500 V AC (Input-to-System) |
| Data Update Period | 10 ms |
| Step Response Time | 100 ms |
| Measurement Accuracy | ±16 $\mu$A |
| Transmitter Power Supply | $\ge$ 16 V DC (at 20 mA) |
| External Connection | Pressure Clamp Terminal (ATSA3□ compatible) |
| Weight | Approx. 0.30 kg |
Engineering Advantages
-
Robust Signal Isolation: The module features a 1500 V AC withstanding voltage. This high dielectric barrier prevents ground loops and protects sensitive DCS backplane electronics from field-side electrical surges or high-potential differences.
-
Integrated HART Pass-through: The ASR133-S00 supports bidirectional HART communication. This allows maintenance teams to perform remote calibration, range adjustments, and health monitoring of field instruments directly from the control room, significantly reducing the need for onsite handheld communicators.
-
High-Speed Data Processing: With a 10 ms data update period, the module provides near-instantaneous process feedback. This rapid sampling proves essential for high-speed control loops where even minor delays in signal processing can lead to system oscillation or instability.
-
Simplified Wiring Architecture: The module utilizes pressure clamp terminals. This screwless design maintains constant tension on the field wires, effectively resisting the vibration-induced loosening common in heavy industrial environments like refineries or chemical plants.
FAQs
How does the ASR133-S00 handle 2-wire vs. 4-wire transmitters?
The module accommodates both configurations. For 2-wire transmitters, the ASR133-S00 provides the necessary power (at least 16V DC). For 4-wire transmitters, the module manages the signal input while handling a maximum normal mode voltage of 25V applied to the terminals.
Can I replace a standard AS1133 module with the ASR133-S00?
Yes, the ASR133-S00 provides the added benefit of HART communication. If your existing system uses the same backplane architecture, this module offers a direct upgrade path to enable digital device management without changing your physical wiring.
What happens to the input resistance when the system power is OFF?
To protect the field loop, the module switches to a high-impedance state (1 M$\Omega$ or larger) when powered off. This ensures the module does not load down or interfere with other devices in the signal loop during maintenance shutdowns.
Is this a factory-sealed unit?
Absolutely. We provide only 100% Brand New Yokogawa hardware. Each ASR133-S00 arrives in its original anti-static factory packaging with an intact serial number to guarantee authenticity and a full manufacturer-rated service life.
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.