DNP3 Master Gateway
PLX51-DNPM
The PLX51-DNPM gateway provides intelligent routing between DNP3 (Distributed Network Protocol) and either EtherNet/IP™ or Modbus® protocols. The gateway supports Ethernet and Serial communications.
The PLX51-DNPM gateway is a DNP3 Master.
- Description
Description



Features and Benefits
- Peer-to-peer communications
- Supports DNP3 Secure Authentication v5
- Supports EtherNet/IP, and Modbus Master and Slave protocols (TCP/IP and RTU)
- Supports DLR (Device Level Ring) for EtherNet/IP Networks – enables ring topology with provides network resiliency
- Onboard storage for > 1.3M DNP3 Events
- Support for unsolicited reporting
- Disaster recovery via the microSD Card
- DNP3 Level 3 compliant
- The PLX50 Configuration Utility software is used for configuration and troubleshooting of the module. The stand-alone configuration utility allows users to define the setup and configuration of the PLX51-DNPM gateway, and connections with controllers and devices.
Specifications
DNP3 Specifications
| Specification | Description |
| Mode Supported | Master, Data Concentrator, Unscheduled |
| Application Functions Supported* |
|
| DNP3 Secure Authentication | Yes (v5) |
| DNP3 Events Supported | Yes |
| DNP3 Class Supported | 0, 1, 2, 3 |
| DNP3 Groups and Variations | Yes (see manual and device profile document) |
| DNP3 Unsolicited Responses | Yes |
| DNP3 Time Sync | Yes |
| DNP3 Objects* | Binary, 16-bit Analog, 32-bit Analog, Counters, Octet Strings, Unsigned Integers |
| Event Buffer | >1.3 million events (50K per DNP3 Group per DNP3 Event Class) |
| DNP3 Secure Authentication** |
|
*Please refer to the DNP Master Device Profile document and product manual for a full list of all supported functions.
**Please refer to the product manual for a detailed description on DNP3 Secure Authentication v5.
EtherNet/IP Specifications
| Specification | Description |
| Connector | RJ45 |
| Conductors | CAT5 STP/UTP |
| ARP Connections | Max 250 |
| TCP Connections | Max 250 |
| CIP Connections | Max 10 |
| Communications Rate | 10/100 Mbps |
| Duplex Mode | Full / Half / Auto Negotiate |
| Auto MDIX | Yes |
| Embedded Switch | Yes, 2 x Ethernet ports |
Modbus TCP/IP Specifications
| Specification | Description |
| Mode | Client or Server |
| Connector | RJ45 |
| Conductors | CAT5 STP/UTP |
| ARP Connections | Max 40 |
| TCP Connections | Max 40 |
| Communications Rate | 10/100 Mbps |
| Duplex Mode | Full / Half / Auto Negotiate |
| Auto MDIX | Yes |
Modbus RTU Specifications
| Specification | Description |
| Mode | Master or Slave |
| Connector | 9-pin (RS232/485) |
| Communications Rate | 115,200 bps (maximum) |












