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Genuine Automation Parts | Worldwide Express Delivery | 12-Month Warranty — [GET A QUOTE]
Configured for precision signal interfacing in CENTUM VP control systems, the Yokogawa ATB3A-00 (ATB3A Pressure Terminal Block) provides direct physical/electrical execution of pressure signal distribution.
| Parameter | Specification |
|---|---|
| Model | ATB3A-00 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.2 kg |
| Dimensions | 114 mm x 32.6 mm x 38.8 mm |
| Operating Temp | -40 deg C to 85 deg C |
| Power Consumption | 24 VDC |
| Max Pressure | 1000 PSI |
| Contact Resistance | < 1 Ohm |
| Insulation Voltage | 500 VAC |
| Connection Type | Single redundant connection |
The ATB3A-00 utilizes standardized terminal architecture to ensure compatibility with 4-20 mA HART loop protocol requirements when integrated into DCS frameworks. The unit maintains channel-to-channel isolation within the terminal assembly to prevent crosstalk and signal interference between neighboring loops. Furthermore, the design supports cold junction compensation (CJC) integration logic when used in proximity to temperature-to-pressure conversion nodes, ensuring that the primary process variable remains stable across the interface without inducing thermal measurement errors.
Q: Does the ATB3A-00 support hot-swapping during active operation?
A: No. While the unit utilizes a tool-free KS interface adapter for mounting, disconnecting the terminal block while the pressure loop is energized can cause signal open-circuit faults in the DCS. Power must be isolated before service.
Q: Is the terminal block compatible with high-vibration field cabinets?
A: Yes. The polycarbonate housing is designed for rigid mounting via the KS interface. Ensure the locking tabs are fully engaged to prevent mechanical fatigue and terminal looseness during prolonged operation.
