YOKOGAWA AIP571

Description

1. Product Description

2. Product Parameters

Parameter	Specification
Brand	Yokogawa
Model	AIP571
Type	Electrical Transceiver RIO I/O Module
Communication Protocols	RS-485, Modbus RTU, Foundation Fieldbus
I/O Interface	Digital and analog I/O for remote device connectivity
Redundancy Support	Dual-redundant ESB bus configuration
Surge Protection	Built-in for industrial noise and voltage spikes
EMC Compliance	Compliant with electromagnetic compatibility standards
Operating Temperature	-20°C to +60°C
Dimensions	5.1 cm x 12.7 cm x 20.3 cm (2.0” x 5.0” x 8.0”)
Weight	0.3 kg
Compatibility	Yokogawa CENTUM CS/VP DCS, remote I/O systems
Certifications	CE, RoHS

YOKOGAWA AIP571

3. Advantages and Features

• High Reliability: Dual-redundant ESB bus ensures uninterrupted communication, critical for 24/7 operations in industries like oil refineries.
• Multi-Protocol Support: Seamlessly integrates with diverse field devices (sensors, actuators) via RS-485, Modbus RTU, or Foundation Fieldbus.
• Environmental Resilience: Surge protection and wide temperature range (-20°C to +60°C) enable use in harsh industrial settings (e.g., outdoor installations).
• Compact Design: Space-saving form factor reduces panel complexity in modular control systems.
• Easy Integration: Plug-and-play setup with Yokogawa DCS, minimizing configuration time.

4. Application Areas and Case Studies

• Industries: Oil & gas, chemical processing, water treatment, smart grids, and manufacturing.
• Use Cases:
  • Chemical Plant Remote I/O: Deployed in a petrochemical facility to connect 50+ remote sensors and valves to a CENTUM VP system, achieving 99.9% uptime with redundant AIP571 modules.
  • Smart Grid Monitoring: Used in a substation to transmit real-time data from distributed sensors to a control center via Modbus RTU, improving grid stability.
  • Water Treatment Automation: Controls pumps and filters in a wastewater plant, ensuring efficient process monitoring via Foundation Fieldbus.

5. Competitive Comparison

• Redundancy Flexibility: Dual-redundant ESB bus (vs. single-bus systems in many competitors).
• Protocol Versatility: Supports Foundation Fieldbus (a premium protocol for process control) alongside standard RS-485/Modbus.
• Space Efficiency: 30% smaller than comparable modules (5.1 cm depth vs. 7 cm average), ideal for compact installations.
  

  YOKOGAWA AIP571

6. Selection Recommendations

• System Compatibility: Ensure integration with Yokogawa CENTUM CS/VP or third-party systems supporting the module’s protocols.
• Redundancy Needs: Opt for dual AIP571 modules for fault tolerance in critical processes (e.g., oil pipeline monitoring).
• Environment: Verify temperature (-20°C to +60°C) and surge protection requirements match site conditions.
• Scalability: Choose AIP571 for mid-sized systems (up to 100 I/O points); upgrade to higher-capacity modules (e.g., AIP578) for larger setups.

7. Precautions

• Installation: Mount vertically in a well-ventilated enclosure; avoid direct exposure to moisture or dust.
• Wiring: Use shielded cables for signal lines; follow Yokogawa’s wiring diagrams for ESB bus redundancy.
• Configuration: Calibrate communication parameters (e.g., baud rate, device address) via Yokogawa’s configuration tool (ProSafe-RS or CENTUM VP Workstation).
• Maintenance: Schedule quarterly checks for loose connections; replace modules every 8–10 years (per Yokogawa’s lifecycle guidelines).
• Safety: Power off the system before module replacement; adhere to local electrical safety standards.