Overview
The Yokogawa AAI841-S00/K4A00 is an 8-channel analog input/output module designed for Yokogawa CENTUM and FA-M3 control systems. It converts field analog signals to digital data and vice versa, enabling precise monitoring and control in industrial applications.
General Information
Part Number: AAI841-S00/K4A00
Manufacturer: Yokogawa
Brand Origin: Japan
Series: AAI841
Type: Analog Input/Output Module
Channels: 8 input / 8 output
Signal Type: 4–20 mA input, –10 to +10 V output
Mounting Options: Slot or card installation
Application: Process control and signal acquisition
Power Specifications
Supply Voltage: 5 V DC from system backplane
Power Consumption: Approx. 3 W
Protection: Reverse polarity and internal fusing
Indicators: Status LEDs for operation and fault detection
Communication & Interface
Bus Interface: Compatible with Yokogawa control system backplane
Protocol: HART
Diagnostics: Channel health monitoring and fault detection
Update Time: 10 ms
Accuracy: Input ±16 µA, Output ±48 µA
Isolation: Channel-to-channel and channel-to-ground isolation
Environmental
Operating Temperature: 0°C to +55°C
Storage Temperature: −20°C to +70°C
Humidity: 5% to 95% RH, non-condensing
Protection Class: IP20
Dimensions & Weight
Dimensions: 107.5 × 32.8 × 130 mm
Weight: 0.3 kg
