Configured for analog signal processing in safety-critical applications, the Yokogawa AI-917-00 (AI-917-00 Analog Input Module) provides direct physical/electrical execution of sensor data acquisition and fail-safe logic evaluation within distributed control and safety architectures.
| Parameter | Specification |
|---|---|
| Model | AI-917-00 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 250 g |
| Dimensions | 160 mm x 100 mm x 20 mm |
| Operating Temp | -10 deg C to +60 deg C |
| Power Consumption | 2 W |
| Inputs | 2 x 0-20 mA, 2 x 0-10 V |
| Output | 4 logic pulse outputs (integrated AND-gate) |
The AI-917-00 facilitates high-accuracy signal acquisition through four independent analog channels, incorporating galvanic isolation to maintain system integrity against ground potential differences. To ensure robust operation in safety interlock loops, the module supports 4-20 mA HART loop protocol standards, allowing for diagnostic data exchange alongside primary process variables. Integration with plant safety systems requires careful management of channel-to-channel isolation to prevent fault propagation during sensor failure. When utilizing the integrated logic pulse outputs, configure the AND-gate functionality to align with the specific fail-safe state execution requirements of the plant emergency shutdown (ESD) matrix.
Q: Can the module be configured for different input ranges via the front panel?
A: Yes. The AI-917-00 features an LCD front panel and push-button interface that allows operators to modify parameters and monitor channel status locally. Ensure that the hardware-level signal impedance matches the configured software range to prevent measurement errors.
Q: How does the dual-processor architecture affect system redundancy?
A: The dual-processor design allows for continuous cross-monitoring of data processing. If a discrepancy occurs between the two processors, the module triggers built-in diagnostics to signal a fault condition and force the outputs into a pre-defined safe state.
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.