KL2794

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The KL2794 is an analog input module featuring 2-wire connection technology and a maximum output current of 2 A per channel. Manufactured by Beckhoff as part of the KL Analog Input Modules series, the device supports nominal voltages ranging from 0 to 30 V AC/DC and operates within a 0 to 55 degrees C temperature range.

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Product Description:

The Beckhoff KL2794-0000 is a digital output module that is used for controlling other devices that are part of the automation systems. It belongs to the KL series manufactured by Beckhoff and is highly reliable because of its durability and ability to interconnect seamlessly. It has four output ports that include the make contacts, often referred to as the normally open contacts, and the circuit is closed only when there is an energized output. This feature makes it ideal for turning on devices such as lights, a motor, or any other control part.

Another significant characteristic of the KL2794 module is the switching off speed. Usually, this module can take up to 30 milliseconds, a maximum of 50 milliseconds. It is crucial when a precise response time is mandatory, as in production lines or automation systems. The fast switching means that the system can respond quickly to changes to prevent inefficiencies in the system, which may cause performance delays.

The output module also has a very low on-resistance of around 0.03 ohms. This implies that when the output is high, there is minimal load impedance, meaning that most of the current produced is utilized by the connected devices. This ensures there is little waste of energy and the devices are very efficient in their performance. The KL2794-0000 is a reliable output module for engineers and technicians who want a powerful and efficient device. Due to its small size, high switching speed, and low power consumption, it can be used in various industries and automation systems. In small machines and large industrial systems, this module is useful for enhancing the operational effectiveness of the machinery.

Breakdown Voltage
80 V
Connection Technology
2-wire
Isolation Voltage (channel/channel)
< 200 V
Max. Output Current
2 A per channel
Nominal Voltage
0...30 V AC/DC (ohmic load only: 0...48 V DC)
Number Of Outputs
4 x make contacts
On-resistance
typ. 0.03 ?
Operating Temperature
0...55 degrees C
Peak Current
5 A (100 ms), < 50 A (10 ms)
Short-circuit Current
Not short-circuit proof
Storage Temperature
-25...+85 degrees C
Switching Off Speed
typ. 30 ms, max. 50 ms
Switching On Speed
typ. 1.8 ms, max. 5 ms

Frequently Asked Questions about KL2794:

Q: How many outputs does this KL2794 module have?

A: This KL2794 module has 4 outputs.

Q: What is the operating temperature of this KL2794 module?

A: The operating temperature of this KL2794 module is 0...55 degrees C.

Q: What is the nominal voltage of this KL2794 module?

A: This KL2794 module has a nominal voltage of 0...30 V AC/DC.

Q: What is the maximum output current of this KL2794 module?

A: This KL2794 module has a maximum output current of 2 A per channel.

Q: What is the storage temperature of this KL2794 module?

A: The storage temperature of this KL2794 module is -25...+85 degrees C.


Internal Product Review

  • ‘‘The KL2794 is a versatile analog output module, ideal for applications requiring rapid switching and high current capacity. While it excels in handling ohmic loads and provides reliable voltage isolation, it is important to note that its lack of short-circuit protection may limit its use in certain applications.’’

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