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Specification & Description
| Specification | Description |
|---|---|
| Part Number | EL1004 |
| Manufacturer | Beckhoff |
| Input Count | 4 Digital Inputs |
| Input Voltage | 24 V DC (Nominal) |
| Input Current | Typically 3 mA per channel |
| Current Consumption (E-bus) | Typically 90 mA |
| Electrical Isolation | 500 V (E-bus to field voltage) |
| Input Filter | 3 ms |
| Bit Width in Process Image | 4 input bits |
| Configuration | Configurable via TwinCAT System Manager |
| Operating Temperature Range | -25°C to +60°C (extended temperature range) |
| Storage Temperature Range | -40°C to +85°C |
| Relative Humidity | 95%, non-condensing |
| Dimensions (W x H x D) | Approx. 15 mm x 100 mm x 70 mm (width aligned: 12 mm) |
| Mounting | On 35 mm mounting rail conforming to EN 60715 |
| Vibration/Shock Resistance | Conforms to EN 60068-2-6/EN 60068-2-27 |
| EMC Resistance | Burst/ESD conforms to EN 61000-6-2 / EN 61000-6-4 |
| Protection Class | IP 20 |
| Approvals | CE, cULus |
The Beckhoff EL1004 Digital Input Terminal Module is a compact and efficient solution designed to interface with binary control signals from the process level in industrial automation systems. This module is equipped with four digital inputs, allowing for the acquisition and transmission of signals in an electrically isolated form to the higher-level automation device.
Crafted for reliability and precision, the EL1004 features a nominal input voltage of 24 V DC and includes an input filter with a 3 ms response time to ensure signal integrity. The input current is typically 3 mA, adhering to EN 61131-2, type 1/3 standards. The module's current consumption from the E-bus is approximately 90 mA, highlighting its energy-efficient design.
The EL1004 boasts a robust construction with electrical isolation of 500 V between the E-bus and field voltage, ensuring safe operation and protection against electrical disturbances. The terminal module is designed for mounting on a 35 mm standard mounting rail, conforming to EN 60715, which facilitates easy installation and maintenance.
With a compact footprint of approximately 15 mm x 100 mm x 70 mm, the EL1004 is an ideal choice for space-constrained applications. It operates reliably within an extended temperature range of -25°C to +60°C, making it suitable for a wide range of industrial environments.
The module's status is conveniently indicated by LEDs for each input, providing clear and immediate visual feedback on the operational state. The EL1004 is configured without the need for an address setting, utilising the TwinCAT System Manager for seamless integration into your control system.
The Beckhoff EL1004 Digital Input Terminal Module is a testament to Beckhoff's commitment to quality, offering a dependable and user-friendly interface for digital signal processing in industrial automation applications.
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Frequently Asked Questions
What type of input does this digital input terminal module support?
The Beckhoff EL1004 digital input terminal module supports 24 V DC nominal voltage inputs with a signal voltage '0' range of -3 V to 5 V and a signal voltage '1' range of 11 V to 30 V, in accordance with EN 61131-2, type 1/3.
How many inputs can the module control simultaneously?
The module can control 4 inputs simultaneously within an ambient temperature range of -25°C to +55°C. Above +55°C, the number of controllable inputs may be reduced.
What is the input current for this module?
The input current for the EL1004 is typically 3 mA, as per EN 61131-2, type 1/3 standards.
Can this module be configured without an address setting?
Yes, the EL1004 does not require an address setting and can be configured via the TwinCAT System Manager.
What is the current consumption from the power contacts and E-bus?
The current consumption from the power contacts is typically 2 mA plus load, and from the E-bus, it is typically 90 mA.
What are the dimensions of this digital input terminal?
The dimensions of the EL1004 are approximately 15 mm in width, 100 mm in height, and 70 mm in depth.
What is the operating temperature range for this terminal?
The permissible ambient temperature range for operation of the EL1004 is -25°C to +60°C for the extended temperature range, and 0°C to +55°C in accordance with cULus for Canada and the USA.
What type of mounting is required for this terminal?
The EL1004 should be mounted on a 35 mm mounting rail conforming to EN 60715.
What is the protection class of the EL1004?
The protection class for the EL1004 is IP 20.
Does the EL1004 have any certifications?
Yes, the EL1004 is CE and cULus certified, and also complies with ATEX directives for specific conditions.
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