Configured for precise control signal execution in CENTUM DCS platforms, the YOKOGAWA ATA4D-00 S2 (ATA4D-00 Analog Output Module) provides direct physical/electrical execution.
| Parameter | Specification |
|---|---|
| Model | ATA4D-00 S2 |
| Brand | Yokogawa |
| Origin | USA |
| Weight | 0.3 kg |
| Dimensions | 15.2 x 7.6 x 25.4 cm |
| Operating Temp | -20 deg C to +70 deg C |
| Power Consumption | 310 mA (5 VDC), ~500 mA (24 VDC) |
| Channel Count | 4 Analog Outputs |
| Output Signal | 4-20 mA DC |
| Load Resistance | 0-750 Ohm |
The ATA4D-00 S2 facilitates high-fidelity control by generating stable 4-20 mA HART loop protocol signals for field actuators. The module utilizes a high-speed DAC architecture to achieve a 10 ms data update period and a sub-40 ms step response, ensuring minimal lag in closed-loop control applications. Given that the module circuitry is non-isolated, maintaining a common-mode voltage reference within specified limits is mandatory to prevent signal instability. The integrated diagnostic suite includes real-time open-circuit detection, which triggers a fault state if current flow drops below the 0.65 mA threshold.
Q: Can this module be configured for dual-redundant operation?
A: Yes. The ATA4D-00 S2 supports dual-redundant pairing when installed in the designated redundant rack configuration. The system controller manages the bumpless switchover between the primary and secondary modules upon detection of a diagnostic fault.
Q: What are the consequences of exceeding the 750 Ohm load resistance limit?
A: Exceeding the maximum load resistance causes the module's output stage to saturate, resulting in signal clipping and a loss of control accuracy. Verify that the total loop impedance, including wire resistance and field device impedance, remains below this threshold.
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.