Product Overview

The OMRON H3RN-21 12VDC is a versatile and reliable multifunctional timer designed for a variety of industrial applications. This solid-state timer offers a range of operating modes, including Flicker OFF Start, Flicker ON Start, Interval, and ON Delay, providing flexibility and precision in timing control.

Key Features:

• Supply Voltage: 12 VDC with an allowable voltage range of 90 to 110% (10.8 to 13.2 VDC).
• Output Type: Relay output with a DPST-NO (Double Pole Single Throw Normally Open) contact configuration.
• Time Range: Adjustable from 0.1 minutes to 10 hours.
• Power Consumption: Approximately 0.4 W when the relay is ON.
• Ambient Conditions: Operates in temperatures from -10 to 55 ℃ and humidity levels between 35 and 85%.
• Contact Capacity: Supports resistive loads up to 3 A at 250 VAC, with a minimum applicable load of 10 mA at 5 VDC.
• Life Expectancy: Offers a minimum of 100,000 electrical operations and 10 million mechanical operations.

Unique Selling Points:

• Multifunctional Capability: Offers multiple timing modes to suit various application needs.
• Compact Design: Features an 8-pin plug-in terminal for easy installation.
• Reliability and Durability: Resistant to vibration, shock, and noise interference, ensuring stable performance in demanding environments.

Safety and Compatibility:

• Degree of Protection: IP40 (excluding the terminal section).
• Static Immunity: Resistant to malfunction at 4 kV and destruction at 8 kV.
• Noise Immunity: Capable of withstanding ±1.5 kV square-wave noise.

For accurate and efficient timing control in your industrial applications, the OMRON H3RN-21 12VDC is a reliable and versatile choice.