AAV141-S50 Yokogawa Analog Input Module

Yokogawa AAV141-S50 CENTUM VP Analog Input Module

Yokogawa AAV141-S50 CENTUM VP Analog Input Module

Availability: 20 left in stock

Yokogawa AAV141-S50 CENTUM VP Analog Input Module Configured for voltage signal acquisition in Yokogawa CENTUM VP and CS 3000 platforms,...

SKU: AAV141-S50

Manufacturer: Yokogawa
Product No.: AAV141-S50
Product Type: Analog Input Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa AAV141-S50 CENTUM VP Analog Input Module

Configured for voltage signal acquisition in Yokogawa CENTUM VP and CS 3000 platforms, the Yokogawa AAV141-S50 (AAV141 Analog Input Module) provides direct physical/electrical execution. It operates within the Field I/O subsystem to convert 1-5 VDC transmitter inputs into digital values across 16 differential channels.

Suffix Breakdown & Model Matrix

Option Code	Description	Technical Details
AAV141	Base Model Code	Analog Input Module (1 to 5 VDC, 16-channel, non-isolated)
-S	Type	Standard type
5	Environmental / Safety	With no explosion protection
0	Option	Basic type

Hardware Specifications

Parameter	Specification
Model	AAV141-S50
Brand	Yokogawa
Origin	Japan
Weight	0.2 kg
Dimensions	Standard Field I/O module footprint
Operating Temp	-10 to 70 deg C
Power Consumption	350 mA at 5 VDC (backplane supply)
Input Signal Range	1 to 5 VDC
Number of Channels	16 channels (non-isolated, differential input)
Input Resistance	Minimum 1 M ohm (Power ON), Minimum 340 k ohm (Power OFF)
Measurement Accuracy	+/-4 mV
Temperature Drift	+/-4 mV per 10 deg C
Data Update Period	10 ms
Step Response Time	100 ms
Allowable Common Mode Voltage	Less than or equal to +/-1 V
Termination Interface	Pressure clamp terminal, KS cable, MIL connector
System Compatibility	Yokogawa CENTUM VP / CS 3000 / STARDOM

Process Control Loop Integration Features

The module interfaces directly with field transmitters utilizing the standard 1-5 VDC range derived from 4-20 mA HART loop protocol drop resistors. Featuring 16 differential channels, the hardware mitigates common-mode electrical noise up to +/-1 V across signal lines. Channel sampling occurs at a fast 10 ms data refresh cycle with high input impedance values exceeding 1 M ohm during active power, ensuring minimal load effect on field loop transmitters.

Frequently Asked Questions

Q: Does the AAV141-S50 support channel-to-channel galvanic isolation?

A: No, the 16 channels on the AAV141-S50 feature non-isolated differential inputs that share a common reference circuit within the module assembly.

Q: How does the input resistance behave when power to the module is disconnected?

A: When system power is ON, the input resistance remains at or above 1 M ohm. When power is OFF, internal protection networks maintain a minimum input resistance of 340 k ohm to protect upstream loops.

Q: What termination options are available for wiring signal inputs to the module?

A: Physical wiring connections can be established using a dedicated pressure clamp terminal block, a pre-fabricated KS cable interface, or a standard MIL connector assembly.

Field Installation Guidelines

Ensure the node unit power supply is turned off prior to installing or removing the AAV141-S50 module from the backplane. Seat the module firmly into its designated slot and secure the top and bottom retaining screws to establish reliable backplane bus contacts. Route 1-5 VDC signal cables through cabinet wireways separate from high-voltage AC power lines to minimize electromagnetic interference. Shielded wiring must be grounded at a single terminal point according to central system earthing specifications.

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