Product Details
Configured for 4-20 mA current and 1-5 V voltage signal acquisition in CENTUM CS and CENTUM VP DCS networks, the Yokogawa AAM11 S1 (AAM11 Analog Input Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | AAM11 S1 |
| Brand | Yokogawa |
| Origin | Japan |
| Product Type | Current/Voltage Analog Input Module |
| Input Signal Types | 4-20 mA DC, 1-5 V DC |
| System Compatibility | CENTUM CS, CENTUM VP |
| Hardware Revision | S1 |
| Weight | 0.7 kg |
| Dimensions | 7.6 cm x 2.5 cm x 17.8 cm |
| Operating Temp | 0 to 50 deg C |
| Power Consumption | Powered via DCS Node Interface Backplane |
Yokogawa Analog Input Signal Isolation & HART Loop Protocol Processing
Yokogawa analog conversion interfaces rely on high-grade input isolation circuitry to isolate field sensor loops from internal backplane processing logic. The analog front-end digitizes incoming 4-20 mA HART loop protocol signals and 1-5 V DC inputs, utilizing high common-mode noise rejection to filter industrial electromagnetic interference. Integrated channel-to-channel isolation safeguards the system against ground loops and field transient spikes, maintaining signal fidelity before digitized process values pass onto the main system bus.
Frequently Asked Questions
Q: What input signal ranges does the AAM11 S1 interface accept from field transmitters?
A: The module directly accepts standard industrial 4-20 mA DC current signals and 1-5 V DC voltage signals for digitizing into the control system.
Q: How does the module isolate incoming field signals from internal DCS system logic?
A: Internal electrical isolation circuitry decouples field wiring loops from the backplane, suppressing common-mode noise and preventing transient voltage spikes from reaching central processors.
Field Installation Guidelines
Mount the AAM11 S1 module into its designated slot within the local node unit, ensuring the module connector aligns properly with the backplane bus interface before locking retaining mechanisms. Terminate field wiring for 4-20 mA loops and 1-5 V DC inputs using shielded twisted-pair cables, bonding cable shields to the cabinet single-point earth ground bar. Maintain physical separation between low-voltage analog input cabling and AC power lines to prevent signal distortion.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
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- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.































