AAR181-S00 YOKOGAWA CENTUM VP Datasheet & Technical Manual

YOKOGAWA AAR181-S00 CENTUM VP Analog Input Module

YOKOGAWA AAR181-S00 CENTUM VP Analog Input Module

Availability: 10 left in stock

YOKOGAWA AAR181-S00 Analog Input Module Configured for high-density signal acquisition in CENTUM VP / CS 3000 platforms, the YOKOGAWA AAR181-S00...

SKU: AAR181-S00

Manufacturer: Yokogawa
Product No.: AAR181-S00
Product Type: Analog Input Modules
Product Origin: Japan
Payment:T/T, Western Union
Weight: 450g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

YOKOGAWA AAR181-S00 Analog Input Module

Configured for high-density signal acquisition in CENTUM VP / CS 3000 platforms, the YOKOGAWA AAR181-S00 (AAR181 Analog Input Module) provides direct physical/electrical execution of 32-channel analog process data.

Suffix Breakdown & Model Matrix

AAR181: Base model identifier for 32-channel isolated analog input functionality.
-S: Standard hardware revision type.
00: Configuration codes denoting basic functionality without specialized protocol or environmental options.

Hardware Specifications

Parameter	Specification
Model	AAR181-S00
Brand	YOKOGAWA
Origin	Japan
Weight	0.45 kg
Dimensions	120 × 90 × 40 mm
Operating Temp	-10 deg C to +55 deg C
Power Consumption	5 V DC, 400 mA
Input Channels	32 (Isolated)
Signal Range	4-20 mA DC / 0-10 V DC
Resolution	16-bit
Accuracy	+/- 0.1% of span

Process Control & Isolation Attributes

The AAR181-S00 module integrates comprehensive channel-to-channel isolation rated at 1500 V AC to isolate field-side electrical noise from the system backplane. Within the CENTUM VP architecture, the module manages 4-20 mA HART loop protocol signals through digitized sampling. To ensure measurement stability, the module performs real-time cold junction compensation (CJC) for temperature-sensitive inputs, maintaining the integrity of the 16-bit A/D conversion cycle. The dual-redundant ESB bus interface ensures continuous data transmission to the controller, preventing signal loss during singular bus fault events.

Frequently Asked Questions

Q: Does this module support hot-swapping during active system operation?

A: Yes. The AAR181-S00 is designed for hot-swap capability, allowing module extraction and replacement while the system bus is energized, provided the slot is within a redundant controller configuration.

Q: How should the module be configured for 4-20 mA versus 0-10 V signals?

A: The input signal type is typically set via the system software configuration at the DCS engineering station; physical wiring must correspond to the specific terminal block assignment for current or voltage inputs.

Q: What is the impact of backplane power consumption on system design?

A: The module draws approximately 400 mA from the 5 V DC backplane supply. System designers must verify the total power budget of the rack to avoid exceeding power distribution unit limits when populating high-density modules.

Field Installation Guidelines

Mounting: Align the module with the cabinet rack rails and ensure the top and bottom locking levers are fully engaged to guarantee proper backplane connector alignment.
Wiring Practices: Utilize shielded, twisted-pair cabling for all analog inputs. Terminate shields at the cabinet-level grounding rail only; avoid multiple-point grounding to prevent ground loop currents that could introduce measurement offsets.
Electrical Safety: Maintain a minimum distance of 150 mm from high-voltage power cabling to avoid electromagnetic interference (EMI) coupling into the high-impedance input circuits.
Environmental: Ensure the enclosure provides forced-air ventilation or passive cooling to maintain ambient air temperatures within the specified -10 deg C to +55 deg C range.

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