Phoenix Contact DEK-OE- 24DC_24DC_100KHZ-G Solid-State Relay

Technical Overview

24V DC input solid-state relay terminal block with 14-30V DC/50mA output and 100kHz transmission frequency. Features protective circuitry and LED.

Key Features

Solid-state relay (SSR) technology for long operational life.
Screw connection for secure and reliable wiring.
DC output type for direct current applications.
High transmission frequency of up to 100 kHz.
Integrated light indicator (LED) for operational status.
Protective circuitry in both input and output circuits.
Designed for DIN rail mounting for easy integration into control cabinets.
Input side capacitor for enhanced interference suppression.
Basic insulation with 2.5 kV AC test voltage for safety.

Technical Specification Matrix

Parameter	Value
Product Type	Solid-state relay terminal block
Control Voltage Range	19.2 V DC to 28.8 V DC
Nominal Input Voltage	24 V DC
Switching Voltage Range (Output)	14 V DC to 30 V DC
Maximum Current Load (Output)	50 mA
Minimum Ambient Temperature	-20 °C
Maximum Ambient Temperature	+60 °C
Insulation Type	Basic insulation
Overvoltage Category	II
Pollution Degree	2
Test Voltage (Input/Output)	2.5 kV AC
Transmission Frequency	100 kHz
Typical Input Current at UN	8 mA
Turn-on time typical	1 µs
Turn-off time typical	2 µs
Physical Weight (kg)	0.02
Dimensions L x W x H (cm)	5.6 x 0.62 x 8

Industrial Applications

1. High-Speed Signal Isolation in Industrial Automation

This solid-state relay excels at isolating high-frequency control signals (up to 100 kHz) in industrial automation systems. It allows a 24V DC PLC to safely switch or buffer signals to other circuits, protecting sensitive components from electrical noise and potential damage while maintaining rapid response times.

Problem Solved

Prevents electrical interference and safeguards sensitive control system components during high-speed signal transmission. Provides robust electrical isolation between control and load circuits.

24V DC Control100 kHz Transmission2.5 kV AC IsolationSignal BufferingIndustrial Control Systems

2. Interfacing with High-Frequency DC Sensors and Encoders

Ideal for connecting 24V DC powered high-frequency sensors or rotary encoders (generating up to 100 kHz pulses) to a control system. The relay provides reliable signal conditioning and electrical isolation, ensuring accurate and undisturbed data transfer from the sensor to the processing unit, with minimal signal degradation.

Problem Solved

Ensures accurate and interference-free signal transmission from high-frequency DC sensors to control systems, providing electrical isolation and protecting sensitive inputs.

24V DC SensorsHigh-Frequency Encoders100 kHz Pulse HandlingSignal ConditioningElectrical Isolation

3. Fast Switching of Low-Power DC Actuators

Suitable for rapidly switching small 24V DC actuators, such as miniature solenoids, indicator lights, or small valves, within automated machinery. Its 50mA current capacity and 100 kHz switching frequency enable rapid and frequent operation, outperforming traditional mechanical relays in applications requiring high cycle rates and extended lifespan.

Problem Solved

Enables rapid and frequent ON/OFF cycling of small DC loads where mechanical relays would incur wear and tear, ensuring high reliability and extended operational life.

24V DC Actuators50 mA Load100 kHz SwitchingRapid CyclingSolid-State Reliability