Yokogawa AIP571 CENTUM Datasheet & Technical Manual

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Yokogawa AIP571 CENTUM Series RIO Module The Yokogawa AIP571, also cataloged as the AIP571 Transceiver RIO I/O Module, operates as...

SKU: AIP571

Manufacturer: Yokogawa
Product No.: AIP571
Product Type: Transceiver RIO Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 410g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa AIP571 CENTUM Series RIO Module

The Yokogawa AIP571, also cataloged as the AIP571 Transceiver RIO I/O Module, operates as a dedicated hardware component for field device communication bridging within CENTUM VP/CS network platforms. The hardware processes 4-20 mA analog, digital switch, and HART signals, interfacing field instruments directly to the dual-redundant ESB/V-net control bus structure.

Hardware Specifications

Parameter	Specification
Model	AIP571
Brand	Yokogawa
Origin	Japan
Weight	0.90 lbs (0.41 kg)
Dimensions	120 x 45 x 22 mm
Operating Temp	-20 to +70 deg C
Power Consumption	2 W per channel (up to 20 W maximum configuration)
Supply Voltage	12-24 VDC
Communication Protocols	V-net, RS-485, Modbus RTU, Foundation Fieldbus
Channels	2 isolated analog input channels (expandable to 8 I/O channels)
Ingress Protection	IP66

Process Control & 4-20 mA HART Loop Integration

The Yokogawa AIP571 establishes direct physical layer connectivity for 4-20 mA HART loop protocol parameters, enabling digital bi-directional communication superimposed over the analog signaling current. The transceiver circuitry executes asynchronous command parsing to extract secondary variable data from connected HART field devices without interrupting the primary analog control variable updates. Built-in galvanic isolation per channel prevents ground loop currents from degrading signal integrity across the internal ESB backplane bus structure.

Frequently Asked Questions

Q: How does the module handle communication recovery during a primary ESB bus line failure?

A: The onboard transceiver logic monitors signal continuity across the dual-redundant ESB network interface. If a signal loss or transmission timeout occurs on the primary bus line, the internal hardware automatic switch-over sequence routes data through the redundant secondary bus pathway within deterministic system limits to preserve uninterrupted data flow.

Q: What grounding requirements must be met to maintain the IP66 and surge protection ratings?

A: The module must be securely locked into its assigned FIO baseplate slot with all chassis grounding screws torque-tightened to specification. The field wiring cable shields must be terminated at a low-impedance instrument ground busbar, preventing transient surge voltages from breaking down the internal channel-to-channel electrical isolation.

Field Installation Guidelines

Mounting Orientation and Clearance: Mount the module vertically onto the standard FIO baseplate assembly to ensure proper convective heat dissipation through the integrated cooling paths. Maintain a minimum clearance of 50 mm above and below the module housing.
Wiring Configurations: Conduct field wiring terminations using the specified pressure-clamp terminals or KS1 interface cables. Route all low-voltage signal paths (4-20 mA, HART) through separate wire trays or conduits isolated from high-voltage AC power distribution cabling to suppress cross-talk and electromagnetic interference.
Environmental Enforcement: Verify that the enclosure door remains sealed to preserve the IP66 environmental protection rating when operating in atmospheres prone to moisture or conductive dust accumulation. Do not exceed the maximum storage temperature limit of +85 deg C.

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