Yokogawa AAI835-H00 Analog I/O Module CENTUM VP Series

Description

Yokogawa AAI835-H00 Analog I/O Module

Brand: Yokogawa
Model: AAI835-H00
Type: Analog Input / Output Module
Series: Yokogawa Centum VP

AAI835-H00 is built for stable signal control in DCS systems.
It supports mixed input and output signals.
It fits process plants that need high accuracy and safe data transfer.

Configuration Breakdown (Tree Structure)

AAI835-H00
│
├─ AAI835  →  Base Model
│            ├─ 8 Analog Inputs (isolated)
│            ├─ 4 Analog Outputs (isolated)
│            └─ Multi-signal support
│
├─ -H       →  HART digital communication enabled
│
└─ -00      →  Standard hardware version
              └─ Basic environmental spec

Core Structure

• 8 isolated analog input channels
• 4 isolated analog output channels
• Channel to channel isolation
• Supports redundant setup
• Hot swap support

Signal Capability

• 4–20 mA current input
• 0–10 V voltage input
• J type thermocouple
• 4–20 mA output
• Loop powered transmitters supported

Extended Technical Data

• Resolution: 16-bit A/D conversion
• Data update cycle: ≤ 100 ms
• Channel isolation voltage: 1500 VAC
• Drift: ≤ 0.01% per °C
• Load resistance (output): 600 Ω max
• Input impedance: ≥ 1 MΩ
• Power supply: 24 VDC ±10%
• Max current draw: 0.9 A
• Heat dissipation: ≤ 18 W
• MTBF: > 200,000 hours

Environmental Limits

• Operating temp: -40°C to 80°C
• Storage temp: -40°C to 85°C
• Humidity: 0–95% RH non-condensing
• Vibration: 5–150 Hz

Application Scope

• Temperature monitoring
• Pressure transmitters
• Flow systems
• Tank level control
• Valve position control
• Motor speed signal feedback

Key Selling Points

• Stable signal conversion
• Low signal noise
• Fast data refresh
• High channel isolation safety
• Long service life
• Easy rack integration
• Supports plant expansion

Warranty & Shipping

• 12 months warranty
• Full function tested before shipment
• Secure export packing
• Shipping via FedEx, UPS, DHL

Professional FAQ

• How do I check if this module fits my rack?

Check your DCS rack type first.
Confirm it belongs to the CENTUM VP family.
Match slot type and power rating before order.

• Can this unit work in high temperature plants?

Yes.
It works up to 80°C.
Ensure cabinet cooling is stable.
Avoid direct heat source near the module.

• Is HART needed for all projects?

Not always.
Use HART if you need device diagnostics.
Basic signal control does not require it.

• What should I confirm before buying?

Confirm signal type.
Confirm channel count.
Check if isolation is required.
Verify voltage range.

• How can I extend module life?

Keep cabinet clean.
Avoid moisture.
Use stable power supply.
Do regular inspection every 6 months.

Contact:

+86 158 8020 0923

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