Modicon AS-J890-101-1004 Remote I/O Adapter Module

Product Brief Introduction AS-J890-101-1004 is Modicon remote I/O communication adapter module. It establishes communication link between main PLC rack and distributed remote I/O racks.
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Technical Specifications Power supply: 24VDC. Communication: Modicon remote I/O bus. Transmission medium: coaxial cable. Operating temperature:0~+60°C.

Functional Features Remote I/O bus master/slave adapter. Bus communication management. Link fault diagnosis. LED communication status indicator.

Application Scenarios Distributed Modicon automation system, remote field I/O rack connection in large factory.

Performance Parameters Max bus distance: up to 2000m. Operating temperature:0~+60°C.

Structural Characteristics Rack plug-in communication module, front status LEDs, bus cable connector, backplane interface.

Working Principle Convert backplane I/O data into remote bus protocol, transmit data between main rack and remote I/O racks, monitor communication link health.

Installation Requirements Install in Modicon rack. Terminate bus cable correctly. Install bus terminator at line ends.

Usage Notes Check bus cable shielding and grounding. Replace terminator if communication unstable.




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