AMN31 YOKOGAWA CENTUM Series Datasheet & Technical Manual

YOKOGAWA AMN31 CENTUM CS 3000 Nest for Terminal I/O Module

YOKOGAWA AMN31 CENTUM CS 3000 Nest for Terminal I/O Module

Availability: 10 left in stock

YOKOGAWA AMN31 Nest for Terminal I/O Module Configured for signal consolidation and termination in CENTUM series platforms, the YOKOGAWA AMN31...

SKU: AMN31

Manufacturer: Yokogawa
Product No.: AMN31
Product Type: Terminal I/O Modules
Product Origin: Japan
Payment:T/T, Western Union
Weight: 900g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA AMN31 Nest for Terminal I/O Module

Configured for signal consolidation and termination in CENTUM series platforms, the YOKOGAWA AMN31 (AMN31 Nest for Terminal I/O Module) provides direct physical signal aggregation for multi-channel I/O operations.

Hardware Specifications

Parameter	Specification
Model	AMN31
Brand	YOKOGAWA
Origin	Japan
Weight	0.9 kg
Dimensions	12.7 cm x 15.2 cm x 25.4 cm
Operating Temp	-20 deg C to +70 deg C
Power Consumption	< 10 W
Channel Capacity	32 I/O points
Connector Type	32-pin female industrial standard
System Compatibility	CENTUM CS 3000, CENTUM VP
Protection Rating	IP20

Process Control Integration and Connectivity

The AMN31 module serves as a critical junction for field signal management, specifically engineered to support 4-20 mA HART loop protocol environments when integrated with corresponding signal conditioners. By utilizing a connector-based backplane architecture, the unit facilitates modular signal routing, which minimizes the necessity for point-to-point hardwiring. Channel-to-channel isolation is maintained through the mechanical interface design, preventing potential ground loops and common-mode noise propagation between connected analog and digital signal strings. The integration with CENTUM series backplanes ensures high-density signal throughput while preserving the integrity of low-level process variable data.

Frequently Asked Questions

Q: Does the AMN31 module support hot-swap operations during system runtime?

A: No, the AMN31 lacks hot-swap capability. The module requires a full system shutdown and removal of backplane power prior to extraction or replacement to prevent electrical arcing and data bus interference.

Q: What are the primary grounding requirements for the AMN31 connector nest?

A: The chassis must be bonded to the cabinet's protective earth (PE) rail using a low-impedance copper braid. Ensure that shielded field cables utilize a 360-degree termination at the cable entry point to maintain electromagnetic compatibility (EMC) standards.

Field Installation Guidelines

Mechanical Mounting: Secure the module within the designated slot of the CENTUM rack using the provided mounting fasteners. Ensure the backplane connectors are seated flush to prevent intermittent contact resistance.
Wiring Standards: Use shielded twisted-pair cabling for all analog signals. Maintain a minimum separation of 100 mm between signal leads and high-voltage power lines to mitigate inductive coupling.
Environmental Constraints: This component is rated for IP20 environments. It must be installed inside an NEMA 12 or IP54 rated enclosure to prevent exposure to conductive dust, excessive humidity, or corrosive atmospheres.
Cable Termination: Verify that the 32-pin female connector pins are free of debris before mating. Tighten all field wiring terminals to the torque specifications provided by the connector manufacturer to ensure long-term mechanical stability.

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, USA

Reliable 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, Germany

Top-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.