Overview
The Yokogawa AAI835-H00-S2 is an advanced analog input/output module engineered for use in Yokogawa’s distributed control systems. Manufactured by Yokogawa Electric Corporation, Japan, this module enables precise acquisition and output of 4–20 mA signals, supporting robust process control in industrial automation environments.
General Information
Manufacturer: Yokogawa Electric Corporation
Country of Origin: Japan
Part Number: AAI835-H00-S2
Product Name: AAI835 Analog I/O Module
Series: AAI835 Series
Product Type: Analog Input/Output Module (4 channels input / 4 channels output)
Channel Isolation: Fully isolated for each I/O channel
Application: Process control, distributed automation, DCS integration
Power Specifications
Supply Voltage: 24 V DC (typical)
Power Consumption: Approx. 450 mA at 24 V DC (varies by configuration)
Protection Features: Over-voltage and reverse‐polarity protection built into the module
Communication & Interface
Signal Type: 4–20 mA analog for both inputs and outputs
Channel Count: 4 input channels + 4 output channels
Interface: Rack‐mounted module interfacing with Yokogawa system bus
Diagnostics: Channel fault detection, signal break detection, high‐speed update cycle (~10 ms)
Environmental
Operating Temperature: 0 °C to +55 °C (standard version)
Storage Temperature: –20 °C to +70 °C
Relative Humidity: 5% to 95% RH, non‐condensing
Vibration Resistance: 10–60 Hz amplitude ±0.1 mm (typical)
Protection Class: IP20 when installed in control cabinet
Dimensions & Weight
Dimensions: 107.5 × 32.8 × 130 mm
Weight: 0.3 kg
