This highway interface module enables communication between Honeywell 620 series PLC systems and highway networks. It manages data exchange between the processor and remote I/O stations efficiently. Engineers select this unit for distributed control architectures requiring reliable network connectivity.
Technical Specifications & Mechanical Data
The Honeywell 620-0081 interfaces directly with the highway communication bus for system-wide data distribution. It supports both local processor communication and remote I/O station connectivity. The module mounts into a standard 620 series rack slot for seamless integration.
| Parameter | Specification |
|---|---|
| Model | Honeywell 620-0081 |
| Category | HIM / Highway Interface Module |
| Series | 620 Series |
| Communication Protocol | Highway (proprietary) |
| Network Type | Highway communication bus |
| Supported Devices | Remote I/O stations, processors, operator interfaces |
| Data Transfer Rate | 1 Mbps (typical) |
| Maximum Nodes | Up to 32 highway stations |
| Cable Type | Shielded twisted pair |
| Internal Power Consumption | 500 mA (5V DC from backplane) |
| Dimensions (W x H x D) | 120 mm x 250 mm x 150 mm |
| Weight | Approximately 0.85 kg |
| Operating Temperature | 0°C to 60°C |
Design and Integration
This module occupies a single slot within the 620 series rack configuration. It features LED indicators for monitoring communication status and network activity. Consequently, operators can quickly identify connectivity issues without diagnostic software.
Furthermore, the 620-0081 supports both local processor communication and remote I/O expansions. Field technicians can connect multiple highway stations using shielded twisted-pair cabling. This design enables distributed control architectures across large facilities.
Performance and Reliability
The module maintains consistent data transfer rates even with multiple nodes on the network. It stores no user configuration independently, relying instead on processor settings for network parameters. For industrial automation applications, Honeywell engineers designed this highway interface module to deliver reliable communication in demanding environments.
Details
| Weight | 0.2 kg |
|---|---|
| Dimensions | 85 × 65 × 30 mm |

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