Omron 3A Solid State Digital Timer H3CA-A

Omron H3CA-A Solid-State Digital Timer

The Omron H3CA-A is a versatile solid-state digital timer designed for precise time control in industrial automation applications. Its compact DIN-sized (48 × 48 mm) form factor and user-friendly features make it an ideal choice for various timing operations.

Key Features

• Wide Time Range: Offers adjustable time settings from 0.1 seconds to 9,990 hours, accommodating diverse operational requirements.
• Multiple Operating Modes: Supports eight selectable operation modes, including ON-delay, repeat cycle, signal ON/OFF-delay, signal OFF-delay, interval, one-shot, and flicker operations, providing flexibility for different applications.
• Dual Power Supply Compatibility: Operates with both AC (24 to 240 VAC) and DC (12 to 240 VDC) power sources, ensuring adaptability across various systems.
• Digital Setting with LCD Display: Features a 3-digit LCD display for precise time setting and monitoring, enhancing usability and accuracy.
• External Signal Inputs: Equipped with four external signal inputs, including no-voltage start, reset, gate, and check inputs, expanding its control capabilities.
• Control Output: Provides a time-limit SPDT contact with a resistive load capacity of 3 A at 250 VAC, suitable for various control applications.
• Mounting Flexibility: Supports flush or surface mounting with an 11-pin round socket, facilitating easy installation in different setups.
• Compliance and Safety: Conforms to UL, CSA, and CE standards, ensuring reliability and safety in operation.

Technical Specifications

• Supply Voltage: 24 to 240 VAC (50/60 Hz) or 12 to 240 VDC (with permissible ripple of 20% max.).
• Operating Voltage Range: 90% to 110% of rated supply voltage.
• Power Consumption: Approximately 0.2 to 4 VA (AC) or 0.2 to 2 W (DC).
• Accuracy of Operating Time: ±0.3% ±0.05 s, ensuring precise timing operations.
• Ambient Operating Temperature: -10°C to 55°C (with no icing).
• Ambient Operating Humidity: 35% to 85%.

The Omron H3CA-A solid-state digital timer combines precision, versatility, and ease of use, making it a reliable component for a wide range of industrial timing applications.