General
Supply voltage	24 V DC
Number of digital inputs	4
Number of digital outputs	4
Degree of protection	IP20
Built-in position	vertical or horizontal
Compatibility	easyConnect system, easyE4 series
Standards and regulations	EN 61000-6-2, EN 61000-6-3, IEC 60068-2-6, IEC 60068-2-27, IEC 60068-2-30, IEC 61131-2, EN 61010, EN 50178, cULus in accordance with UL 61010, CSA C22.2 No. 61010

The product EASY-E4-DC-8TE1 from Eaton is an input/output extension for small PLC systems of the easyE4 series. It is designed to extend the I/O capacity of a base unit, enabling the processing of additional input and output signals in industrial automation processes. The extension is designed for a supply voltage of 24 V DC and can be connected to the base unit via the easyConnect system, enabling a flexible and modular system expansion strategy.

Applications
The input/output extension EASY-E4-DC-8TE1 is designed for use in industrial automation systems, particularly in applications requiring expansion of digital inputs and outputs. It is suitable for machine control systems, plant monitoring systems, and smaller control tasks where a compact, reliable, and easily integrable solution is required. The extension can be installed both vertically and horizontally, allowing flexible mounting at various locations within an enclosure.

Functions and Equipment in Detail
The extension features 4 digital inputs and 4 digital outputs, providing a balanced I/O distribution. The inputs are designed for capturing switching states, such as from pushbuttons, limit switches, or sensors. The outputs can be used to control relays, drives, or signal indicators. Communication is via the easyConnect system, which enables a simple and secure connection to the base unit. The extension is designed for use in enclosures and requires no additional connections or adapters.

Technology Explained Simply
The EASY-E4-DC-8TE1 operates with a supply voltage of 24 V DC, which is a standard voltage in industrial electronics and ensures high compatibility with other components. The protection rating IP20 means the device is protected against contact with fingers and against solid foreign objects larger than 12.5 mm, but not against splashing water or dust. This makes it suitable for use in enclosed enclosures, but not in open or damp environments. The installation orientation can be either vertical or horizontal, enabling flexible mounting in various enclosure configurations.

Compatibility and Accessories
The input/output extension EASY-E4-DC-8TE1 is specifically developed for use with other components of the easyE4 series from Eaton. Compatible base units include, for example, the EASY-E4-DC-12TC1, EASY-E4-UC-12RC1, or EASY-E4-AC-12RC1. Additionally, further extensions such as EASY-E4-DC-16TE1, EASY-E4-DC-6AE1, or EASY-E4-UC-16RE1 can be used to further increase I/O capacity. The device is part of a modular system that enables easy expansion and maintenance through the use of easyConnect connections. Accessories such as the ZB4-101-GF1 device foot can be used for mounting in enclosures.

Mounting and Installation
Mounting is performed in a standard enclosure, with the installation orientation selectable as either vertical or horizontal. Connection to the base unit is made via the easyConnect system, establishing both mechanical and electrical connections. No additional tools or adapters are required. Installation is achieved by simply snapping the extension into the base unit or into a suitable mounting holder.

Advantages in Operation
The EASY-E4-DC-8TE1 provides a compact and reliable solution for extending I/O capacity in small PLC systems. The use of the easyConnect system enables quick and error-free integration into existing systems. Standardization on 24 V DC and the IP20 protection rating ensure high compatibility and reliability in industrial environments. The modular design allows flexible adaptation to different requirements without the need for complex modifications. The extension is designed for use in enclosures and requires no additional protective measures when mounted correctly.