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Yokogawa AAI841-H00/K4A00 | Analog I/O Module | FIO Series

20 in stock

Manufacturer: Yokogawa
Product No.: AAI841-H00/K4A00
Product Type: Analog I/O Module
Condition: Brand New
Payment: T/T, Western Union
Weight: 2.0 kg
Dimensions: 107.5 × 32.8 × 130 mm
Shipping port: Xiamen
Warranty: 12 months

Description
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Overview

The Yokogawa AAI841-H00/K4A00 is a dual-function analog I/O module designed for Yokogawa’s CENTUM and ProSafe distributed control systems (DCS). This non-isolated module integrates 8 current input channels and 8 current output channels into a single compact unit, enabling efficient space utilization and streamlined field wiring. It is engineered to handle 4–20 mA DC signals, ideal for process monitoring and precise control of industrial actuators.

Technical Specifications

Feature	Specification
Module Type	Analog Input/Output (Non-Isolated)
Input Channels	8 Current Inputs (4–20 mA DC)
Output Channels	8 Current Outputs (4–20 mA DC)
Isolation	Non-Isolated, common reference shared across channels
Redundancy	Supports dual-redundant configuration
Terminal Interface	K4A00 Pressure Clamp Type
Dimensions	107.5 × 32.8 × 130 mm
Weight	2 kg

Key Features

Combined Input/Output: Single module provides both analog inputs and outputs, simplifying cabinet layout.
Flexible Configuration: Supports 2-wire or 4-wire transmitter setups per channel.
Compact Footprint: Ideal for installations with limited space.
Industrial Reliability: Designed for continuous operation in harsh process environments.
HART Compatibility: Enables HART communication when paired with compatible ER bus nodes.

Applications

Process variable monitoring and control (pressure, temperature, flow)
Control of actuators such as valves and variable speed drives
Integration in compact DCS cabinets requiring multi-channel analog I/O

FAQ

Q: Can this module be used with isolated inputs? A: No, the AAI841-H00/K4A00 is non-isolated; proper grounding and wiring are critical to minimize noise.

Q: Which terminal block is compatible? A: Must be paired with the K4A00 terminal block (pressure clamp type).

Q: Does it support HART communication? A: Yes, HART is supported when installed in ER bus node units running EB401 firmware revision 2 or later.

Q: Can this module operate in redundant configurations? A: Yes, dual-redundant setups are supported for high-availability applications.

Payment: T/T, Western Union.

Shipping port: Xiamen.

Lead time: Typically 1–3 working days after payment confirmation (subject to stock).

Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.

F.A.Q.

Common questions about quotes, shipping, warranty and returns

Click Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.

In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.

Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.

We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.

Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.