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PROSOFT PLX51-HART-4I 4 CHANNEL HART INPUT MODULE

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HART / ETHERNET GATEWAY

PLX51-HART-4I

Four-channel HART input interface for connecting HART-compatible field devices with Ethernet-based industrial networks.

FIELD CONNECTION · HART + 4–20 mA

CHANNEL CAPACITY

4 HART CHANNELS

PROCESS SIGNAL

4–20 mA

ETHERNET NETWORKS

EtherNet/IP · Modbus TCP/IP · DNP3

PROSOFT FIELD INTERFACE

Connect process instrumentation to Ethernet networks.

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PLX51 SERIES

HART INPUT

Ethernet gateway architecture for HART-compatible process instruments.

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4 CHANNELS

HART communication

ETHERNET

10/100 Mbps

FIELD SIGNAL

0–22 mA input range

INDUSTRIAL COMMUNICATION

PLX51-HART-4I

4 CHANNEL HART INPUT MODULE

Connect HART-compatible field devices to EtherNet/IP™, Modbus® TCP/IP, or DNP3 Ethernet networks, while carrying analog 4–20 mA process values through the same field interface.

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CORE PARAMETERS

CHANNEL CAPACITY

Analog HART input channels

ADC RESOLUTION

12-bit

Analog input conversion

INPUT RANGE

0–22 mA

Per analog input channel

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FIELD SIDE

HART-COMPATIBLE DEVICES

Process instruments can communicate through HART while their analog process values remain available through the 4–20 mA signal.

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ETHERNET NETWORK

EtherNet/IP, Modbus TCP/IP, or DNP3 TCP/UDP can provide the network-side interface.

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CONTROL

TECHNICAL PROFILE

Built around
four HART inputs

The module provides four analog input channels with HART communication capability and Ethernet-based integration for industrial control architectures.

NETWORK OPTIONS

EtherNet/IP
Modbus TCP/IP
DNP3 TCP / UDP
PCCC (AB-ETH)

Analog channels	4
ADC resolution	12 bit
Input impedance	247.5 Ω
Input range	0–22 mA
Accuracy, calibrated at 25°C	< 0.15%
Accuracy, uncalibrated	< 0.30%
Ethernet rate	10/100 Mbps
Ethernet connector	RJ45
Operating temperature	−20 to 70 °C
Dimensions H × W × D	101 × 22.5 × 120 mm
Supply voltage	12–28 VDC

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PURCHASING SUPPORT

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PLX51-HART-4I?

Send the exact part number and application requirements for a focused quotation.

✉ EMAIL sales@amikon.cn	☎ PHONE / WHATSAPP 86-18020776792
Sales Manager: Miya zheng Part number: PLX51-HART-4I

BUYER QUESTIONS

PLX51-HART-4I
before purchase

The key points below focus on integration, field-device arrangement and replacement planning.

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01	Can PLX51-HART-4I fit a Rockwell Logix-based HART architecture? Yes. EtherNet/IP is supported, and ProSoft specifies that EtherNet/IP can place a HART device directly into a Rockwell Automation Logix I/O tree. This makes the module suitable when HART field devices need to be integrated into a Logix Ethernet architecture.
02	When does PLX51-HART-4I make sense for a multidrop HART installation? The module supports point-to-multipoint operation. For EtherNet/IP, ProSoft specifies a maximum of 7 devices in the point-to-multipoint network arrangement. Modbus TCP/IP also supports point-to-multipoint operation, while DNP3 is specified for point-to-point operation.
03	Does PLX51-HART-4I preserve the analog process value as well as HART communication? Yes. The input channels support analog 4–20 mA process signals together with HART communication. The specified analog input range is 0–22 mA, with a 12-bit ADC and 247.5 Ω input impedance.
04	What should be checked when PLX51-HART-4I is replacing an older HART gateway? Confirm the required Ethernet protocol, controller architecture, number of HART channels, point-to-point or multidrop topology, field-device current range, and available 12–28 VDC supply. The module also provides configuration and diagnostic functions that should be matched to the existing control architecture before replacement.
05	Can PLX51-HART-4I work with more than one Ethernet protocol? Yes. The configuration supports EtherNet/IP, Modbus TCP/IP, DNP3 TCP, DNP3 UDP, and PCCC (AB-ETH) selections. The required protocol should be selected according to the controller or supervisory architecture being connected.

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