Overview
Configured for RTD signal termination in Yokogawa CENTUM VP I/O systems, the Yokogawa ATR8S-00 S2 (ATR8S-00 Pressure Clamp Terminal Block) provides direct physical connection between field wiring and temperature input modules.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ATR8S-00 S2 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | Pressure Clamp Terminal Block |
| Weight | 0.18 kg |
| Dimensions | 3.2 x 6 x 11.3 cm |
| Operating Temp | Not specified |
| Power Consumption | Passive terminal component, no external power consumption |
| Application | RTD temperature input signal termination |
| Compatible Systems | Yokogawa CENTUM VP / CENTUM CS 3000 I/O systems |
| Connection Method | Pressure clamp terminal connection |
| Rated Voltage | 300 V AC/DC |
| Rated Current | 15 A |
| Solid Wire Range | AWG 28 to 12 (0.08 mm2 to 4 mm2) |
| Stranded Wire Range | AWG 28 to 10 (0.08 mm2 to 6 mm2) |
| Housing Material | Polyamide 6 (PA6) insulation housing |
| Mounting Method | DIN rail or panel mounting depending on system configuration |
Yokogawa DCS Signal Termination and Isolation Features
The ATR8S-00 S2 supports Yokogawa DCS field wiring architectures by providing a dedicated termination interface for temperature measurement circuits. It maintains channel wiring separation and supports organized cabinet installation for RTD input applications.
For Yokogawa process instrumentation systems, terminal assemblies commonly integrate with analog measurement channels using structured field wiring practices. Therefore, proper cable routing, shield management, and channel identification help maintain stable 4-20 mA HART, FOUNDATION Fieldbus, or Profibus PA signal environments when used with compatible interface modules.
The pressure clamp mechanism applies consistent conductor retention without requiring conventional screw tightening. In addition, the compact terminal arrangement allows higher I/O density inside control cabinets.
Frequently Asked Questions
Q: Does the ATR8S-00 S2 require an external power supply?
A: No. The ATR8S-00 S2 is a passive pressure clamp terminal block and does not consume electrical power.
Q: What type of field signals can connect through the ATR8S-00 S2?
A: The terminal block is designed for RTD temperature input signal wiring when installed with compatible Yokogawa I/O modules.
Q: What installation practices should be followed for signal wiring?
A: Installers should follow Yokogawa cabinet wiring standards, maintain correct terminal identification, separate signal cables from power cables, and apply proper shield grounding methods.
Field Installation Guidelines
Install the ATR8S-00 S2 according to the Yokogawa control system hardware installation manual.
Verify terminal assignments before connecting field devices. Use suitable wire sizes within the specified conductor range and ensure the clamp mechanism fully secures each conductor.
Maintain separation between low-level RTD signal cables and high-voltage power wiring to reduce electrical interference. Ground cable shields according to the system grounding design and avoid multiple unintended grounding points.
Inspect terminal seating, module alignment, and cabinet mounting conditions before system commissioning.
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