The Allen-Bradley 1734-AENT is a high-performance EtherNet/IP communication adapter for the POINT I/O platform, providing a reliable interface between distributed I/O modules and a centralized EtherNet/IP controller. Acting as the gateway for a POINT I/O assembly, it enables high-speed exchange of real-time I/O data and diagnostic information over standard Ethernet networks.
Designed for flexible, distributed control architectures, the 1734-AENT helps reduce wiring costs and improve system scalability. A single 10/100 Mbps RJ45 Ethernet port with auto-negotiation supports common star and tree topologies, while integrated status LEDs allow quick, localized diagnostics of module, network, and POINTBus operation.
| Parameter | Description |
|---|---|
| Model Number | 1734-AENT |
| Product Family | POINT I/O |
| Module Type | EtherNet/IP Adapter |
| Communication Port | 1 × RJ45 Ethernet |
| Transmission Speed | 10/100 Mbps, full or half-duplex |
| Network Topology | Star, Tree |
| Input Voltage Range | 10 to 28.8 V DC |
| Inrush Current | Max. 6 A for 10 ms |
| POINTBus Output Current | 1.0 A @ 5 V DC (max) |
| Cabling | CAT5 shielded or unshielded |
| Status Indicators | 3 Red/Green LEDs (Module, Network, POINTBus) |
| Weight | 0.23 kg |
Distributed I/O Architectures
Locating POINT I/O racks close to machines while maintaining high-speed connectivity to ControlLogix or CompactLogix controllers.
Real-Time Process Monitoring
Transferring digital and analog I/O data together with module diagnostics for enhanced visibility and predictive maintenance.
System Expansion
Adding new I/O nodes to an existing EtherNet/IP network without major control system redesign.
Q: How many POINT I/O modules can the 1734-AENT support?
A: Up to 63 POINT I/O modules, provided the total backplane current consumption does not exceed the 1.0 A POINTBus limit.
Q: Does the 1734-AENT support Device Level Ring (DLR)?
A: No. The standard 1734-AENT has a single Ethernet port and supports star or tree topologies only. For DLR, the 1734-AENTR (dual-port) adapter is required.
Q: Can the IP address be set manually?
A: Yes. The IP address can be configured using the on-board thumbwheel switches or via BOOTP/DHCP software tools.
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