Overview
Configured for FOUNDATION Fieldbus signal termination in Yokogawa DCS networks, the Yokogawa ATF9S-00 (ATF9S-00 Pressure Clamp Terminal Block) provides direct physical connection execution for field device wiring within CENTUM VP and CENTUM CS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | ATF9S-00 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | Pressure Clamp Terminal Block |
| Communication Protocol | FOUNDATION Fieldbus |
| Port Configuration | Compact 4-port design |
| System Compatibility | Yokogawa CENTUM VP / CENTUM CS DCS |
| Weight | Approx. 0.3 kg |
| Dimensions | Approx. 112 x 35.2 x 32.6 mm |
| Operating Temp | -20 deg C to +60 deg C |
| Operating Humidity | 5% to 95% RH, non-condensing |
| Power Consumption | Passive terminal component, no external power consumption |
FOUNDATION Fieldbus Signal Termination Characteristics
The Yokogawa ATF9S-00 provides a pressure clamp termination interface for FOUNDATION Fieldbus wiring. The terminal mechanism applies mechanical pressure to maintain conductor contact during continuous industrial operation.
Furthermore, the terminal block supports fieldbus installation practices that require proper signal shielding and grounding control. The compact 4-port arrangement simplifies field wiring management inside Yokogawa control panels and terminal assemblies.
For Yokogawa process control systems, the ATF9S-00 works as a passive connection component and does not process communication data. Instead, it maintains the physical signal path between field instruments and the FOUNDATION Fieldbus network.
Frequently Asked Questions
Q: Does the Yokogawa ATF9S-00 require an external power supply?
A: No. The ATF9S-00 is a passive pressure clamp terminal block and does not consume electrical power.
Q: What communication function does the ATF9S-00 perform in a FOUNDATION Fieldbus network?
A: The ATF9S-00 provides physical field wiring termination and signal routing. It does not perform protocol conversion or data processing.
Q: What installation practices should be applied when wiring the ATF9S-00?
A: Installers should follow FOUNDATION Fieldbus wiring requirements, including correct shield termination, grounding methods, and separation from high-noise power cables.
Field Installation Guidelines
- Mount the terminal block according to the Yokogawa cabinet or panel installation arrangement.
- Verify conductor insertion and pressure clamp engagement before system commissioning.
- Maintain proper cable routing separation between fieldbus communication lines and high-voltage power circuits.
- Connect cable shields according to the site grounding design to reduce electrical interference.
- Inspect terminal connections during maintenance activities to confirm mechanical tightness and wiring integrity.
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