Products Description
ProSoft PLX31-PND-MBS PROFINET to Modbus Serial Gateway

Technical Specifications
Model:PLX31-PND-MBS
Brand:ProSoft
Product type:PROFINET IO Device to Single-Port Modbus Serial Communication Gateway
Power supply:10~36VDC,nominal 24VDC
Current consumption:300mA@24VDC,max 610mA
PROFINET:Class A IO Device,RT real-time communication
Serial interface:1 serial port,jumper selectable RS232/RS422/RS485
Serial isolation:2500Vrms
Serial baud rate:110~115200 bps
Serial protocol:Modbus RTU / Modbus ASCII
Ethernet:110/100Mbps RJ45,1500Vrms isolation
Weight:0.44kg
Operating temperature:-25℃ ~ +70℃
Storage temperature:-40℃ ~ +80℃
Relative humidity:5%~95%,non-condensing
Dimension:136.7mm50.5mm*111.3mm
Certification:CE,UL,Class I Division2,PROFINET v2 certified
System compatibility
PLX31-PND-MBS belongs to ProSoft PLX31 series standalone protocol gateway.
Act as PROFINET IO Device for Siemens PROFINET controllers.
Compatible with Siemens S7-1200,S7-1500,S7-300 PN PLC.
Connect power meter,flow meter,temperature transmitter and other Modbus RTU/ASCII serial field instruments.
Suitable for water treatment,power plant,petrochemical,manufacturing cross-protocol network integration renovation and spare replacement.
Function
Bidirectional protocol conversion between PROFINET RT and Modbus serial RTU/ASCII.
Single configurable serial port,support hardware selection for RS232/RS422/RS485.
2500V galvanic isolation for serial side,protect PROFINET control network from ground loop and surge interference.
Serial port configurable as Modbus master or slave,support standard Modbus function codes.
GSDML file provided for quick integration in Siemens TIA Portal.
SD card slot for configuration backup and quick module replacement.
ProSoft Configuration Builder(PCB)software for parameter setting,online diagnosis and firmware upgrade.
Flexible data mapping between PROFINET I/O area and Modbus registers,support up to 10000 16-bit registers data exchange.
Installation
Mount gateway on DIN rail,connect 24VDC power supply.
Set serial hardware mode via onboard jumpers.
Wire serial cable to Modbus RTU/ASCII field instrument.
Connect Ethernet cable to PROFINET PLC network.
Import GSDML file into TIA Portal,configure device name and I/O mapping.
Check LED indicators after power-on.
Interface
110/100Mbps Ethernet RJ45,1terminal block serial port,power terminal,SD card slot,LED indicators:PWR,ERR,CFG,MS,NS,TX,RX.
Feature
Compact DIN rail industrial gateway,wide operating temperature range.
PROFINET Class A certified,stable real-time I/O transmission.
2500V isolation on serial channel,improve system anti-interference capability.
SD card stores full configuration,fast on-site replacement without re-programming.
Built-in diagnostic function to view PROFINET and Modbus communication error codes,support remote diagnosis.
Shock and vibration resistant design,stable operation in factory control cabinet.
Diagnostic
Check PWR and network LED;communication failure:verify serial wiring,baud rate and Modbus address;data abnormal:check PROFINET device name and I/O register mapping configuration.
Product Brief
PLX31-PND-MBS is ProSoft PLX31 series single channel PROFINET IO device to Modbus serial gateway.
It connects Siemens PROFINET controllers with Modbus RTU/ASCII field instruments,widely used in industrial cross-protocol system integration transformation.
Disclaimer
Product parameters are for reference only and shall not be used as pricing basis. Goods are in short supply and will be powered on for inspection before shipment. Overseas delivery lead time is 3-7 working days. The product is only used for equipment maintenance and transformation.