WAGO 750-375 Acoplador

WAGO 750-375 3Acoplador de bus de campo PROFINET IO avanzado de tercera generación

Model Breakdown Definition

Segmento de modelo	Significado	Descripción detallada
750	Serie de productos	WAGO-I/O-SYSTEM 750, remote I/O system with IP20 protection rating
-375	Tipo de producto	3rd-Generation (Gen.3) Advanced PROFINET IO Acoplador de bus de campo
/xxx-xxx	Extended Parameters	Sufijo opcional. Por ejemplo, /025-000 stands for wide-temperature version (-25°C a +70°C)

Posicionamiento central: Connects WAGO 750 series I/O modules to PROFINET IO network. Supports dual controller redundancy and multiple advanced functions.

Especificaciones técnicas principales

Categoría	Datos técnicos	Observaciones
Communication Features
Protocolo	PROFINET IO, supporting LLDP, SNMP, HTTP	Compatible with PROFIsafe V2 and PROFIenergy V1.0
Data Transfer Rate	10/100 Mbit/s auto-negotiation	Integrated 2-port switch, supports linear topology
Redundancia	S2 system redundancy, 2 IO Controllers + 1 IO Supervisor	Automatic switchover to backup controller upon main controller failure
Process Image	máx.. 250 connection points/nodes, 64 field devices	Supports mixed transmission of analog (word/byte) and digital (poco) signals
Características eléctricas
Fuente de alimentación	System side: 24VCC (19.2-28.8VCC); Field side: 24VCC (via power jumper)	Typical current: 50mamá, Peak current: 150mamá
Consumo de energía	Típico: 1.2W., Max.: 1.8W.
Características mecánicas
Dimensiones	W 61.5mm × H 100mm × D 68mm	DIN-35 rail mounting
Clase de protección	IP20	Protects against solid foreign objects ≥12.5mm
Peso	Aprox.. 150gramo
Condiciones ambientales
Temperatura de funcionamiento	Estándar: 0°C a +55°C; Wide temperature: -25°C a +70°C (with suffix /025-000)
Temperatura de almacenamiento	-40°C a +85°C
Humedad relativa	5% a 95% (sin condensación)
Resistencia a las vibraciones	10-58Hz: 0.075milímetros; 58-150Hz: 1gramo	Cumple con IEC 60068-2-6
Certificaciones	CE, UL, CSA, ATEX, IECEx	Compliant with industrial safety standards

3.Full Range of PROFINET IO Coupler Models

Modelo	Tipo	Características clave	Número de pedido.
750-375	Advanced Version	2-port switch, S2 redundancy, PROFIsafe V2, PROFIenergy	750-375
750-375/025-000	Advanced Wide-Temperature Version	Amplio rango de temperatura (-25°C a +70°C), same functions as 750-375	750-375/025-000
750-377	ECO Advanced Version	Cost-optimized, 1-port, full functions of 750-375	750-377
750-377/025-000	ECO Wide-Temperature Version	Amplio rango de temperatura, 1-port, costo optimizado	750-377/025-000
750-352	Versión básica	Basic PROFINET functions, no redundancy, 1-port	750-352

Reemplazo & Comparación entre marcas

4.1 In-Series Replacement

Modelo antiguo	New Model	Replacement Description
750-352	750-375	Upgraded to 3rd generation; added 2-port switch, S2 redundancy and PROFIsafe
750-353	750-377	ECO version upgrade with optimized cost and enhanced functions

4.2 Comparación entre marcas

Marca	Modelo	Function Comparison	Ventajas
WAGO	750-375	2-port switch, S2 redundancy, PROFIsafe V2, wide-temperature option	Diseño modular, cage clamp connection, fácil instalación
Contacto Fénix	IL PN BK DI8 DO4	Integrated 8DI/4DO, 1-port	All-in-one design, ahorro de espacio
siemens	ET 200SP IM 155-6 PN HF	High protection class, redundancy available	Excellent compatibility with Siemens PLC
Beckhoff	BK9050	High-speed real-time communication, EtherCAT support	Ideal for high-speed motion control
Alternativa Doméstica	CHINT NXC-PN-01	Basic PROFINET functions, rentable	Low price and local technical support

Entornos de aplicación & Casos de la industria

5.1 Escenarios aplicables

Industria	Aplicaciones típicas	Valor fundamental
Fabricación de automóviles	Robot control & body inspection in welding workshops	Dual controller redundancy ensures continuous production and reduces downtime
Químico & Farmacéutico	Distributed process control, hazardous area monitoring	Amplio rango de temperatura para entornos hostiles; PROFIsafe for safety-related applications
Fuerza & Energía	Substation automation, wind turbine monitoring	Strong EMC performance, supports remote diagnostics
Logística & almacenamiento	Automated warehouse, conveyor line control	Fast data transmission for multi-device coordination
Alimento & Bebida	Filling line & packaging equipment control	Sanitary design, easy to clean and maintain

5.2 Escenarios no recomendados

Outdoor installation without extra protection (insufficient IP20 rating)

Environments with direct water contact or corrosive substances

Severe vibration (over 1g) and impact conditions

Zona 0 / Zona 20 hazardous areas requiring EX ia explosion protection (special I/O modules required)

5.3 Application Case: Automotive Welding Workshop

Antecedentes del proyecto: An automotive manufacturer expanded remote I/O stations to connect 12 welding robots and 30 sensores & actuators.

Soluciones:

Adopt WAGO 750-375 as PROFINET IO coupler to connect S7-1500 CPU.
Equip with 750-1405 (16DE), 750-1504 (16HACER) y 750-469 (4AI) módulos.
Build linear network via integrated 2-port switch, cutting wiring work by over 30%.

Operation Results:

System response time < 1EM, meeting real-time control requirements.

Redundancy switchover time < 100EM, production line availability up to 99.99%.

Remote diagnostics reduce maintenance workload by 40% and lower operational costs.

Troubleshooting Guide

6.1 Fenómenos de falla & Troubleshooting Procedures

Fenómeno de falla	Posibles causas	Pasos para solucionar problemas	Soluciones
PWR LED off	Power loss or power failure	1. Check 24VDC power supply	1. Reconnect power supply
		2. Measure terminal voltage	2. Replace power module
		3. Inspect power jumper	3. Repair power jumper
LINK LED off	Network connection failure	1. Check Ethernet cable connection	1. Re-plug Ethernet cable
		2. Test cable continuity	2. Replace cable
		3. Inspect switch port	3. Change switch port
USR LED blinking	Configuration error	1. Check GSDML file version	1. Update GSDML file
		2. Verify IP address settings	2. Reconfigure IP address
		3. Check PROFINET parameters	3. Verify PROFINET parameters
No response from I/O modules	Poor module connection	1. Check module assembly	1. Reinstall modules
		2. Check terminator module	2. Fit terminator module
		3. Verify process image configuration	3. Reconfigure process image
Redundancy switchover failure	Incorrect redundancy configuration	1. Check S2 redundancy parameters	1. Reconfigure S2 redundancy
		2. Verify dual controller connection	2. Fix controller connection
		3. Check PROFINET redundancy settings	3. Verify redundancy parameters

6.2 Programa de mantenimiento

Artículo de mantenimiento	Cycle	Operation Content
Inspección visual	Mensual	Check for damage and overheating
Connection Inspection	Trimestral	Check loose wiring, especially power and Ethernet cables
Actualización de firmware	Semi-annually	Check official WAGO website for latest firmware and update if needed
Prueba de funcionamiento	Annually	Simulate faults to test redundancy switchover and diagnostic functions

Consejos de selección & Quick Reference Rules

Consejos de selección

Choose 750-375 for PROFINET, strong dual-port and redundancy performance;

Add suffix /025-000 for wide temperature, pick 750-377 for ECO solution;

Ideal for automotive, chemical and power industries, indoor use with IP20;

Tool-free cage clamp wiring, stable performance under vibration.

Quick Reference Rules

750 refers to the base series; 375 stands for advanced PROFINET version.
2-port switch, redundancy and PROFIsafe are three core advantages of 750-375.
Add suffix /025-000 for wide temperature; seleccionar 750-377 for cost control.
A terminator module (p.ej. 750-891) is mandatory for normal operation.
Soporta hasta 64 field devices and 250 connection points.
Key Features Summary
3rd-Generation PROFINET Technology: Compliant with latest PROFINET standards for stable and high-speed communication.
Dual Controller Redundancy: Adopts S2 system redundancy protocol to ensure continuous operation of critical systems.
Integrated 2-Port Switch: No extra network devices required, cost-effective for linear topology construction.
PROFIsafe V2 Support: Meets safety application requirements up to SIL 3.
Wide Operating Temperature: Standard range 0°C ~ +55°C; wide-temperature version -25°C ~ +70°C.
Cage Clamp Connection: Tool-free fast wiring, excellent vibration resistance with contact resistance variation < 0.5mΩ.