WAGO 750-923 USB Configuration Cable 2.5m

Technical Overview

2.5m USB 2.0 cable with 4-pole connector for WAGO industrial devices, featuring 2.5kV galvanic isolation and IP20 protection. Operates from -25°C to +70°C.

Key Features

Connects PC to WAGO 750/753 control systems and 857 series signal conditioners and I/O fieldbus couplers/controllers.
2.5m (8.2 ft) cable length for flexible connectivity.
Features a 4-pole male connector to a USB A-type plug.
Supports Windows XP (SP3 or higher), Windows 7, Windows 10, and Windows 11 operating systems.
Provides IP20 protection against solid objects and accidental contact.
Wide operating temperature range from -25°C to +70°C.
USB 2.0 compatible/full-speed device for efficient data transfer.
RoHS compliant with exemptions 7(a) and 7(c)-I.

Technical Specification Matrix

Parameter	Value
Connection type	4-pole male connector - USB A-type plug
Number of poles	4
Cable length	2.5 m
Supported operating systems	Windows XP (SP3 or higher), Windows 7, Windows 10, Windows 11
Sheathed cable color	black
Protection type	IP20
Surrounding air temperature (operation)	-25 °C … +70 °C
EMC immunity to interference	Per EN 61000-4-3, EN 61000-4-6
EMC emission of interference	Per EN 55022
Test voltage (galvanic separation)	2.5 kV
USB specification	2.0 compatible/full-speed device
Current Rating	500mA
RoHS Compliance Status	Compliant, With Exemption (7(a), 7(c)-I)
Flammability class according to UL94	V-0
Physical Weight (kg)	0
Dimensions L x W x H (cm)	1.9 x 1.5 x 5

Industrial Applications

1. Industrial Automation System Commissioning and Diagnostics

Engineers can safely connect their laptops to WAGO I/O systems and controllers for initial setup, parameterization, and troubleshooting in industrial settings.

Problem Solved

The 2.5kV galvanic isolation protects the expensive laptop and sensitive PC ports from ground loops, voltage spikes, and electrical noise commonly found in industrial environments, preventing damage and ensuring reliable communication during critical commissioning phases.

Galvanic isolationEMI/RFI protectionPLC configurationHMI programmingTroubleshootingIndustrial networkingElectrical noise

2. Remote Monitoring and Maintenance of Distributed Signal Conditioners

Technicians can connect to WAGO 857 series signal conditioners located in various parts of a plant, potentially exposed to different electrical potentials, to calibrate, update firmware, or extract diagnostic data.

Problem Solved

The integrated 2.5kV isolation prevents potential differences between the PC and the remotely located signal conditioner from causing current flows that could damage either device, ensuring safe and robust data exchange for maintenance tasks. The 2.5m length provides flexibility.

Signal conditioningRemote diagnosticsFirmware updatesData acquisitionElectrical safetyGround potential differences

3. Mobile Configuration and Debugging in Control Cabinets

For on-site service and debugging within control cabinets, the compact cable allows for direct connection to WAGO controllers and couplers.

Problem Solved

The IP20 rating ensures basic protection against solid objects and accidental contact within the cabinet, while the wide operating temperature range (-25°C to +70°C) allows for reliable operation in typical industrial cabinet conditions, preventing cable failure due to temperature extremes.

Control cabinet integrationOn-site serviceDebuggingIndustrial PC connectivityEnvironmental robustnessTemperature resistance