The recommended torque value for the screw terminals is 0.5-0.7 Nm (4.4-6.3 in-lbs). However, it's always best to consult the specific application requirements and TE Connectivity's guidelines for the specific connector series.
The 42749-1 connector is designed to meet the requirements of various industries, including automotive and industrial, which often involve high-vibration environments. However, it's essential to ensure that the connector is properly secured and mounted to withstand the specific vibration levels in your application.
The 42749-1 connector has a IP67 rating, which means it's protected against dust and water ingress up to 1 meter for 30 minutes. However, it's crucial to consider additional protection measures, such as sealing or conformal coating, if the connector will be exposed to extreme temperatures, humidity, or chemicals.
While it's technically possible to use a different wire gauge or type, it's not recommended as it may affect the connector's performance, reliability, and durability. TE Connectivity recommends using the specified wire gauge and type to ensure optimal results.
To ensure proper mating and unmating, follow the recommended mating and unmating sequences, and apply the specified force and torque. It's also essential to keep the connector clean and free of debris to prevent damage or misalignment.
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42749-1 Overview
Use the download button to access the 42749-1 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
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About TE Connectivity
TE Connectivity, a global leader in connectivity and sensor solutions, designs and manufactures products that enable a more connected world. Serving a diverse range of industries, including automotive, industrial, medical, aerospace, and telecommunications, TE Connectivity offers a broad portfolio of products such as connectors, sensors, relays, and passive components. The company's innovations help improve the reliability and performance of electronic systems.
