YOKOGAWA AAM11 S1 Analog Input Module
Configured for industrial process signal acquisition in CENTUM VP FIO subsystems, the YOKOGAWA AAM11 S1 (AAM11 S1 Analog Input Module) provides direct physical and electrical execution of 16-channel DC voltage and current loop monitoring.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AAM11 S1 |
| Brand | YOKOGAWA |
| Origin | Japan |
| Weight | 1.2 kg |
| Dimensions | 482.6 mm x 132.5 mm x 3U |
| Operating Temp | 0 deg C to 50 deg C |
| Power Consumption | 0.6 A |
| Input Channels | 16 |
| Resolution | 16-bit |
DCS Process Control Integration
The AAM11 S1 supports the 4-20 mA HART loop protocol to enable intelligent device communication and diagnostic monitoring alongside primary process variable acquisition. The module design prioritizes channel-to-channel isolation, which effectively suppresses common-mode noise and prevents ground-induced errors common in large-scale plant signal distribution. Accuracy is maintained through high-resolution 16-bit digitization and the module's inherent ability to reject low-frequency electromagnetic interference. The device integrates seamlessly with CENTUM VP field control stations to provide deterministic signal updates for safety and process optimization.
Frequently Asked Questions
Q: Can the input range be changed without replacing the module?
A: Yes. The AAM11 S1 allows for signal selection between DC voltage (±10 V) and DC current (4-20 mA) via internal pin-based configuration or software settings, depending on the specific hardware revision.
Q: How does this module manage redundant signal acquisition?
A: In redundant configurations, two modules receive the same field signal inputs; the control system performs a comparison check between the two digitized values to ensure data integrity, automatically failing over to the secondary module if a diagnostic fault is detected in the primary.
Q: Is this module suitable for high-speed control loops (faster than 100 ms)?
A: No. The AAM11 S1 utilizes a 100 ms update cycle. If the control loop requires sampling speeds higher than this, an alternative high-speed I/O module must be selected.
Field Installation Guidelines
- Ensure the FIO node backplane is powered down before module installation to prevent transient surges on the 24 VDC bus.
- Terminate all field signals using shielded twisted-pair cables; connect the shield to the cabinet ground at the module's designated terminal point to maintain noise immunity.
- Configure the input type (voltage vs. current) via physical pins or jumpers before applying system power, as incorrect configuration can damage the input circuitry.
- Verify cable tightness at the screw terminals to prevent high-resistance connections that induce measurement drift.
- Perform an initial loop check using a calibrated current/voltage source to confirm the module’s A/D conversion accuracy against the CENTUM VP engineering station readings.
What's clients say about us
Excellent Emergency Support!
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.
Mark Thompson
Maintenance Manager, USAReliable Source for New Spares
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.
Robert Hoffmann
Engineering Lead, GermanyTop-tier Service and Quality
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.
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Operations Director, GermanyRelated Products
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