Yokogawa AAI841-H00 S2 Analog Input/Output Module

Overview

The Yokogawa AAI841-H00 S2 is a high-precision analog input/output module for CENTUM VP and related distributed control systems. It provides reliable acquisition and control of process variables such as temperature, pressure, flow, and pH. With support for HART communication, the module ensures accurate signal handling and real-time monitoring for demanding industrial applications. Its robust design, high accuracy, and flexible configuration make it ideal for modern process automation systems.

Technical Specifications

• Model: AAI841-H00 S2

• Type: Analog Input/Output Module

• Input Channels: 8 analog input channels (standard)

• Output Channels: 8 analog output channels (standard)

• Additional Input Option: 16 isolated analog input channels available

• Input Signal Range: 4–20 mA DC, configurable for other ranges

• Signal Type: 4–20 mA current loop with HART support

• Input Impedance: 250 Ω ±0.1%

• Accuracy: ±0.1% of full scale

• Resolution: 12 bits

• Isolation: Channel-to-channel and channel-to-ground isolation

• External Connections: M4 screw terminals for secure field wiring

• Power Consumption: 5.5 W

• Operating Temperature: –20°C to +70°C (input/output), 0°C to 50°C (expanded input)

• Humidity Range: 5% to 95% RH, non-condensing

• Mounting: Rack-mounted or sub-base installation

• System Compatibility: Yokogawa CENTUM VP DCS