Yokogawa ATSR3D-0 Pressure Clamp Module for RTD/POT

Product Overview

The Yokogawa ATSR3D-0 serves as a high-availability interface for critical signal transmission in Distributed Control Systems (DCS) and Safety Instrumented Systems (SIS). This 8-channel module facilitates the connection of Resistance Temperature Detectors (RTD) and Potentiometers (POT). By employing a dual-redundant architecture, the ATSR3D-0 ensures continuous data flow even if a primary connection path encounters a fault. This module eliminates the risk of single-point wiring failures in high-stakes environments like power generation and petrochemical processing.

Part Number Breakdown

Technical Specifications

The ATSR3D-0 incorporates industrial-grade materials to maintain signal purity and structural integrity:

• Channel Count: 8 Channels (Dual-Redundant configuration)

• Compatible Sensors: RTD (Resistance Temperature Detector), POT (Potentiometer)

• Wiring Method: Tool-free pressure clamp mechanism

• Electrical Rating: 250 V AC/DC | 10 A Rated Current

• Dielectric Strength: 1500 V AC for 1 minute

• Insulation Resistance: ≥500 MΩ at 100 V DC

• Housing Material: Flame-retardant Polyamide (PA)

• Contact Material: High-conductivity Copper Alloy (Corrosion-resistant)

• Operating Temperature: –20°C to +60°C

• Mounting: DIN rail or Panel mount

• Dimensions: 114 mm (W) × 65.6 mm (H) × 72 mm (D)

Engineering Advantages

• Vibration-Resistant Interconnects: Unlike traditional screw terminals that loosen under mechanical stress, the pressure clamp mechanism maintains constant tension. This ensures stable contact resistance in high-vibration areas near heavy rotating machinery.

• Tool-Free Installation: The pressure clamp design accelerates wiring speed and reduces labor costs. Technicians secure wires without specialized torque drivers, minimizing the risk of over-tightening or stripped threads.

• Redundant Path Reliability: The internal circuitry supports dual-redundant wiring schemes. This architecture protects the control loop from downtime caused by individual cable fatigue or accidental disconnection, maintaining system uptime in 24/7 operations.

• Superior Material Endurance: The flame-retardant polyamide housing prevents fire propagation within the control cabinet, while the copper alloy contacts resist oxidation in humid or corrosive manufacturing atmospheres.

FAQs

Q1: Can the ATSR3D-0 handle 3-wire or 4-wire RTD configurations?

A1: Yes. The ATSR3D-0 supports various RTD wiring configurations. The dual-redundant design ensures that the high-precision resistance measurements required for temperature control remain accurate and noise-free.

Q2: What are the specific advantages of the "Pressure Clamp" over standard screw terminals?

A2: Pressure clamps provide a gas-tight connection that automatically compensates for wire settling or thermal expansion. This technology eliminates the need for periodic re-tightening maintenance, making it the preferred choice for remote or inaccessible control cabinets.

Q3: Is this module compatible with non-Yokogawa RTD sensors?

A3: Absolutely. The ATSR3D-0 acts as a universal terminal interface. As long as the sensor meets the electrical input requirements of your I/O module, the ATSR3D-0 will securely bridge the field signal to the DCS.

Q4: How do I verify the "Brand New" status of the module?

A4: Every ATSR3D-0 we ship comes in original Yokogawa factory packaging with intact seals and serial numbers. We guarantee 100% original Japan-sourced hardware backed by a 12-month warranty.