Modbus TCP communication module COMX 51CN-RE
EtherCATPowerlinkProfiNet

Modbus TCP communication module - COMX 51CN-RE - Hilscher - EtherCAT / Powerlink / ProfiNet
Modbus TCP communication module - COMX 51CN-RE - Hilscher - EtherCAT / Powerlink / ProfiNet
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Characteristics

Bus
Ethernet, EtherNet/IP, Modbus TCP, ProfiNet, EtherCAT, Powerlink
Number of ports
2 port
Other characteristics
remote, programmable, microprocessor-controlled

Description

Overview
The comX communication module is designed to be integrated into automation devices to provide drives, robot controllers, PLCs and similar devices with a network interface. Communication tasks are executed autonomously in the module, independently from the host processor. Process data is exchanged via a Dual-Port-Memory accessed by an 8/16-bit bus interface or via a fast 50 MHz SPI interface. The comX family supports leading Real-Time Ethernet protocols as Master or Slave; a line topology is supported by two Ethernet ports. The communication protocol can be changed by loading the appropriate firmware and (for masters) a software license. A 10-year delivery guarantee is granted due to the Hilscher netX network controller.

Highlights
  • Universal Real-Time-Ethernet Slave interface with network connection to the mainboard
  • Allows flexible positioning of the network connector
  • One hardware for all Real-Time-Ethernet Slave protocols
  • Firmware update via integrated web server
  • Host connection via dual-port memory or SPI

Supported protocols
  • CC-Link IE Field Basic Slave
  • VARAN Client
  • Sercos Slave
  • PROFINET IO-Device
  • POWERLINK Controlled Node
  • Open Modbus/TCP Server
  • Open Modbus/TCP Client
  • EtherNet/IP Adapter
  • EtherCAT Slave


Order information
Product designation: COMX 51CN-RE/PNS V3
Part number: 1572.100/PNS V3
Brief description: Communication module SPI - Real-Time Ethernet Slave

Technical data (selected)
Part number: 1572.100
Brief description: Communication Module Real-Time Ethernet
Communication controller: netX — netX 51
Integrated memory: RAM 8 MB SDRAM; FLASH 4 MB serial Flash
Power supply: +3.3 V DC ± 5 %
Typical/maximum current: approx. 550 mA / 570 mA (at 3.3 V)
Typical power consumption: 1.9 W
Power connector: via system bus connector X1
System interface: Parallel or serial dual-port memory interface
System connector: 50-pin SMT connector, socket (pin distance 1.27 mm)
Dual-port memory size: 16 KByte; Data width: 8/16 bit
Serial dual-port memory interface: SPI Slave, mode 3 — Baud rate max. 50 MHz
Communication interface: Ethernet 10BASE-T / 100BASE-TX, potential-free; auto negotiation and auto crossover supported
Ethernet connector: 30-pin SMT connector, socket, grid distance 1.27 mm (matching plug type SAMTEC TFM-115-02-S-D–A)
Diagnostic interface: UART or USB (signal at host interface; available only if integrated in host system)
Display / LEDs: SYS (RUN green / RDY yellow); COM0/COM1 (green/red); ACT0/ACT1 (activity yellow); LINK0/LINK1 (link green)
Environment — Operation: -20 °C … +70 °C (air flow during measurement: 0.5 m/s); Storage: -40 °C … +85 °C; Humidity: 10 % … 95 % relative humidity (non-condensing)
Device dimensions (L x W x H): 70.1 mm x 31.5 mm x 16.0 mm; Weight: approx. 22 g
Mounting: using screwable metal bolts, according to comX Design Guide
Configuration software: SYCON.net
Conformity: RoHS compliant
EMC / Conformance: CE sign: yes; UKCA sign: yes; Emission EN 61000-6-4; Immunity EN 61000-6-2; ESD EN 61000-4-2: ±6 kV (Criterion B); Burst EN 61000-4-4: ±2.2 kV (fr = 5 kHz), Criterion B (communication lines shielded); Surge EN 61000-4-5: 1 kV, Criterion A (communication lines shielded)

Technical specifications
  • Model: COMX 51CN-RE (communication module SPI — Real-Time Ethernet Slave)
  • Controller: netX 51
  • Memory: 8 MB SDRAM, 4 MB serial Flash
  • Host interfaces: dual-port memory (parallel 8/16 bit) or SPI Slave (mode 3) up to 50 MHz
  • Ethernet: 10BASE-T / 100BASE-TX with two ports (line topology support), auto negotiation and auto crossover
  • Power: +3.3 V DC ±5 %, typical consumption 1.9 W
  • Diagnostics: UART or USB (if provided by host)
  • Operating temperature: -20 °C … +70 °C; Storage: -40 °C … +85 °C
  • Dimensions: 70.1 x 31.5 x 16.0 mm; Weight ≈ 22 g
  • Configuration tool: SYCON.net
  • Standards / EMC certifications: CE, UKCA; EN 61000-6-4 (emission), EN 61000-6-2 (immunity)

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Meet this supplier at the following exhibition(s):

CIBUSTEC
CIBUSTEC

27 Oct - 30 Nov 2026 PARMA (Italy)

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