Yokogawa AAM11-S2 Current/Voltage Input Module
The Yokogawa AAM11-S2, also cataloged as the AAM11 Current/Voltage Input Module, operates as a dedicated hardware component for multi-range signal processing and data acquisition within Yokogawa CENTUM DCS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AAM11-S2 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.8 kg |
| Dimensions | 16.5 cm x 6 cm x 1 cm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 46 mA (24 VDC), 10 mA (5 VDC) |
| Module Type | Current/Voltage Input Module |
| Input Signal Types | 0-20 mA DC, 0-10 VDC |
| Measurement Accuracy | ±0.1% of full scale |
| Field-to-System Isolation | 1500 VAC |
DCS Process Control & Isolation Architecture
The Yokogawa AAM11-S2 current/voltage input card processes analog field instrument signals across CENTUM automation control nodes. Built with 1500 VAC field-to-system isolation circuits, the card isolates incoming 0-20 mA DC and 0-10 VDC signals from central backplane logic, eliminating ground loops and noise interference. The module delivers precise analog-to-digital signal conversion while supporting 4-20 mA HART loop protocol connectivity and cold junction compensation (CJC) for integrated DCS process loop monitoring.
Frequently Asked Questions
Q: What input signal ranges can be processed by the AAM11-S2 module?
A: The module accommodates standard industrial current signals ranging from 0-20 mA DC as well as voltage input signals from 0-10 VDC.
Q: How does the 1500 VAC isolation rating safeguard the DCS system electronics?
A: The 1500 VAC isolation barrier prevents high-voltage transients, common-mode noise, and field-side ground loops from entering the internal backplane bus logic.
Q: What are the backplane power supply current draws for the AAM11-S2 module?
A: The module draws a low power footprint of 46 mA from the 24 VDC auxiliary rail and 10 mA from the internal 5 VDC logic bus.
Field Installation Guidelines
- Inspect the backplane slot connectors and card guide tracks to ensure they are clean before mounting the AAM11-S2.
- Press the module firmly into the rack connector until fully seated, and tighten top/bottom retaining hardware to secure chassis grounding.
- Separate low-voltage analog instrument cables from high-voltage AC lines within panel wiring raceways.
- Connect overall signal cable shields to the main cabinet ground bar using a single-point grounding layout.
- Maintain unimpeded air circulation within the card cage to operate reliably within standard cabinet thermal boundaries.
Yokogawa AAM11-S2 Current/Voltage Input Module
Yokogawa AAM11-S2 Current/Voltage Input Module
The Yokogawa AAM11-S2, also cataloged as the AAM11 Current/Voltage Input Module, operates as a dedicated hardware component for multi-range signal processing and data acquisition within Yokogawa CENTUM DCS platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AAM11-S2 |
| Brand | Yokogawa |
| Origin | Japan |
| Weight | 0.8 kg |
| Dimensions | 16.5 cm x 6 cm x 1 cm |
| Operating Temp | 0 to 55 deg C |
| Power Consumption | 46 mA (24 VDC), 10 mA (5 VDC) |
| Module Type | Current/Voltage Input Module |
| Input Signal Types | 0-20 mA DC, 0-10 VDC |
| Measurement Accuracy | ±0.1% of full scale |
| Field-to-System Isolation | 1500 VAC |
DCS Process Control & Isolation Architecture
The Yokogawa AAM11-S2 current/voltage input card processes analog field instrument signals across CENTUM automation control nodes. Built with 1500 VAC field-to-system isolation circuits, the card isolates incoming 0-20 mA DC and 0-10 VDC signals from central backplane logic, eliminating ground loops and noise interference. The module delivers precise analog-to-digital signal conversion while supporting 4-20 mA HART loop protocol connectivity and cold junction compensation (CJC) for integrated DCS process loop monitoring.
Frequently Asked Questions
Q: What input signal ranges can be processed by the AAM11-S2 module?
A: The module accommodates standard industrial current signals ranging from 0-20 mA DC as well as voltage input signals from 0-10 VDC.
Q: How does the 1500 VAC isolation rating safeguard the DCS system electronics?
A: The 1500 VAC isolation barrier prevents high-voltage transients, common-mode noise, and field-side ground loops from entering the internal backplane bus logic.
Q: What are the backplane power supply current draws for the AAM11-S2 module?
A: The module draws a low power footprint of 46 mA from the 24 VDC auxiliary rail and 10 mA from the internal 5 VDC logic bus.
Field Installation Guidelines
- Inspect the backplane slot connectors and card guide tracks to ensure they are clean before mounting the AAM11-S2.
- Press the module firmly into the rack connector until fully seated, and tighten top/bottom retaining hardware to secure chassis grounding.
- Separate low-voltage analog instrument cables from high-voltage AC lines within panel wiring raceways.
- Connect overall signal cable shields to the main cabinet ground bar using a single-point grounding layout.
- Maintain unimpeded air circulation within the card cage to operate reliably within standard cabinet thermal boundaries.
