AAM11B YOKOGAWA Analog Input Module

YOKOGAWA AAM11B 16-Channel Analog Input Module

YOKOGAWA AAM11B 16-Channel Analog Input Module

Disponibilidad: 10 Quedan en stock

YOKOGAWA AAM11B Analog Input Module The YOKOGAWA AAM11B, also cataloged as the AAM11B Analog Input Module, operates as a dedicated...

Código: AAM11B

Manufacturer: Yokogawa
Product No.: AAM11B
Product Type: Analog Input Modules
Product Origin: Japan
Payment:T/T, Western Union
Weight: 300g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

YOKOGAWA AAM11B Analog Input Module

The YOKOGAWA AAM11B, also cataloged as the AAM11B Analog Input Module, operates as a dedicated hardware component for acquiring high-density analog voltage signals from field-mounted transmitters and sensors within CENTUM VP or CS3000 control systems.

Hardware Specifications

Parameter	Specification
Model	AAM11B
Brand	YOKOGAWA
Origin	Japan
Weight	0.3 kg
Dimensions	Standard I/O module form factor
Operating Temp	-20 deg C to 70 deg C
Power Consumption	310 mA (5 VDC), 500 mA (24 VDC)
Number of Channels	16 analog inputs
Input Resistance (ON)	1 M Ohm
Input Resistance (OFF)	500 k Ohm
Accuracy	0.1 % of span
Data Update Period	10 ms

DCS Process Control & Connectivity

The AAM11B incorporates sophisticated signal processing tailored for complex loop control environments. It utilizes channel-to-channel signal processing logic that ensures minimal latency during continuous analog-to-digital conversion. To maintain signal integrity in multi-loop control, the module supports standard 4-20 mA HART loop protocol integration via external signal conversion or direct voltage monitoring. Furthermore, the design incorporates cold junction compensation (CJC) logic paths for temperature-related voltage inputs, ensuring that measurement precision remains consistent within the specified 0.1 % accuracy band despite ambient thermal fluctuations in the I/O cabinet.

Frequently Asked Questions (FAQ)

Q: Does the AAM11B support hot-swapping during active operation?

A: Yes, the module supports hot-swapping when installed in a redundant pair or a system chassis that allows for on-line maintenance without disrupting the backplane power distribution.

Q: How should the module be configured for dual-redundant operation?

A: Dual-redundancy requires the installation of two identical AAM11B modules in adjacent slots of the terminal board, managed by the bus interface module to ensure seamless switchover during a primary module fault.

Field Installation Guidelines

Grounding and Shielding: Given that the 16 channels are non-isolated, all signal common wires must be referenced to a clean instrument ground. Use shielded twisted-pair cables to prevent electromagnetic interference (EMI) ingress, ensuring that shields are terminated at a single point to prevent ground loops.
Terminal Connections: The module supports pressure clamp terminals and standard KS cable assemblies. Ensure that cable ferrules are correctly crimped to prevent high-resistance contacts that may induce reading drift.
Thermal Management: Maintain adequate clearance (minimum 50 mm) above and below the module to allow for natural convection, particularly when operating near the 70 deg C upper limit of the ISA G3 compliance range.
Voltage Limits: Do not apply signals exceeding 30 VDC to the input terminals, as this will trigger internal surge protection diodes and potentially lead to permanent circuit board failure.

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