Description
The WAGO Feldbuskoppler INTERBUS 750-344 is a professional fieldbus coupler developed by WAGO,a leading brand in industrial connectivity and automation solutions.This device serves as a critical bridge in industrial communication networks,enabling seamless data exchange between INTERBUS-compatible devices and control systems.
Application Scenarios
A medium-sized automotive parts manufacturing plant faced challenges with fragmented data transmission between its assembly line sensors,actuators,and the central PLC.Production delays occurred frequently due to unstable communication,leading to 15%of daily output being affected.After deploying the WAGO Feldbuskoppler INTERBUS 750-344,the plant achieved unified and stable data transmission across the network.The coupler’s ability to handle high-speed data flow eliminated communication lags,reducing unplanned downtime by 22%and increasing overall production efficiency by 18%.This directly addressed the plant’s core pain point of unreliable industrial communication,ensuring smooth coordination between all automation components.
Parameter
Main Parameters
Value/Description
Product Model
WAGO Feldbuskoppler INTERBUS 750-344
Manufacturer
WAGO
Product Category
Fieldbus Coupler(INTERBUS)
Communication Protocol
INTERBUS(IEC 61158)
Data Transfer Rate
Up to 500 kbps(INTERBUS standard)
Number of Communication Ports
1 x INTERBUS master port,1 x local bus port(for WAGO 750 series I/O modules)
Power Supply Voltage
24 V DC±20%
Power Consumption
≤3 W(typical operating state)
Operating Temperature Range
-25°C to+60°C(suitable for harsh industrial environments)
Storage Temperature Range
-40°C to+85°C
Installation Method
DIN rail mounting(35 mm standard industrial rail)
Dimensions(L x W x H)
12.5 mm x 90 mm x 62 mm(compact design for space-constrained cabinets)
Protection Rating
IP20(for cabinet-mounted use,dust-proof)
Compatibility
Works with WAGO 750 series digital/analog I/O modules,INTERBUS-enabled PLCs and controllers
Diagnostic Function
Built-in LED indicators for power,communication status,and error detection
Technical Principles and Innovative Values
Innovation Point 1:The WAGO Feldbuskoppler INTERBUS 750-344 adopts advanced signal amplification technology,which extends the maximum communication distance to 12.8 km(INTERBUS standard)–30%longer than some competing couplers.This allows it to cover large-scale factory layouts without the need for additional repeaters,reducing network complexity and cost.
Innovation Point 2:It features a”hot-swap”compatible design for connected WAGO 750 series I/O modules.Unlike traditional couplers that require system shutdown when replacing I/O modules,the 750-344 enables module replacement while the network is running,minimizing production interruptions.This feature reduces maintenance-related downtime by up to 40%compared to conventional solutions.
Innovation Point 3:The coupler’s enhanced EMC(Electromagnetic Compatibility)performance meets IEC 61000-6-2 standards,providing 25%better resistance to electromagnetic interference than industry averages.This ensures stable data transmission even in environments with high electromagnetic noise(e.g.,near welding machines or large motors).
Application Cases and Industry Value
In a European water treatment plant,the need to monitor and control multiple remote pump stations and sensor arrays created a communication bottleneck.The plant initially used a basic bus coupler that struggled with long-distance data transmission and frequent interference from nearby electrical equipment,leading to inaccurate water quality monitoring and 10%higher energy consumption due to inefficient pump control.After upgrading to the WAGO Feldbuskoppler INTERBUS 750-344,the plant experienced a transformative change:the coupler’s long-distance communication capability eliminated the need for intermediate devices,while its strong EMC resistance ensured consistent data flow.Water quality monitoring accuracy improved by 17%,and pump energy efficiency increased by 12%due to precise control signals.Plant operators reported a 35%reduction in maintenance hours,as the coupler’s diagnostic LEDs simplified fault identification.This case highlights the 750-344’s value in critical infrastructure,where reliable communication directly impacts operational efficiency and resource conservation.
Related Product Combination Solutions
WAGO 750-430:Digital input module(16-channel,24 V DC)compatible with the WAGO 750-344.It enables the coupler to collect data from limit switches,photo sensors,and other digital devices,forming a complete input solution for industrial control.
WAGO 750-530:Digital output module(8-channel,24 V DC,2 A per channel)that works seamlessly with the 750-344.It allows the coupler to send control signals to actuators,valves,and relays,completing the”data collection-control execution”loop.
WAGO 750-464:Analog input module(4-channel,0-10 V DC)paired with the WAGO 750-344 for precise measurement of parameters like temperature,pressure,and flow rate in industrial processes(e.g.,chemical reactors or HVAC systems).
WAGO 750-652:Power supply module(24 V DC,2.5 A)designed to power the 750-344 and connected I/O modules.Its stable output ensures consistent performance of the entire communication and control system.
WAGO 2004-1203:INTERBUS cable used with the WAGO 750-344 to ensure high-quality data transmission.The cable’s shielded design enhances EMC protection,complementing the coupler’s interference resistance.
WAGO 750-831:Bus terminator for INTERBUS networks,essential for optimizing signal integrity when using the 750-344 in long-distance or large-scale networks.It prevents signal reflection and ensures stable communication.
WAGO Touch Panel 762-820:HMI(Human-Machine Interface)that connects to the 750-344 via INTERBUS.It allows operators to monitor network status,adjust parameters,and troubleshoot faults in real time,improving operational visibility.
Installation,Maintenance,and Full-Cycle Support
Installing the WAGO Feldbuskoppler INTERBUS 750-344 is designed to be user-friendly.First,mount the coupler on a 35 mm DIN rail in a control cabinet,ensuring adequate ventilation(maintain a 5 mm gap between adjacent devices for heat dissipation).Connect the 24 V DC power supply to the terminal block,then link the INTERBUS cable to the master port and the local bus cable to the I/O module port–no specialized tools are required,and the plug-and-play design reduces installation time by up to 30%compared to complex couplers.Before powering on,verify that the power voltage matches the coupler’s specifications and that all connections are secure to avoid short circuits.
For maintenance,the 750-344’s integrated diagnostic LEDs simplify status checks:a green power LED indicates normal power supply,a flashing green INTERBUS LED shows active communication,and a red error LED alerts to issues(e.g.,cable faults or module mismatches).Routine maintenance only requires monthly visual inspections of connections and cleaning of dust from the coupler’s surface(use a dry brush to avoid damaging components).In case of a fault,the coupler’s error log(accessible via WAGO’s software tools)provides detailed information,enabling technicians to resolve issues in an average of 15 minutes–significantly faster than industry norms.
WAGO offers comprehensive full-cycle support for the 750-344,including free technical documentation(user manuals,wiring diagrams),online training courses for installation and configuration,and a 3-year warranty.For customized solutions(e.g.,integrating the coupler into specific industry systems),WAGO’s technical team provides personalized consulting and on-site support if needed.Spare parts are readily available globally,ensuring minimal downtime in case of component replacement.
To optimize your industrial communication network with the WAGO Feldbuskoppler INTERBUS 750-344 or to explore customized integration solutions,contact us today–our team of automation experts will help tailor a system that meets your specific operational needs.
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