Title: OMRON H3CA-8 Multi-Function Digital Timer | High Precision Industrial Control Relay

Product Overview:
The OMRON H3CA-8 is a state-of-the-art multi-function digital timer designed for precise and reliable time control in a wide array of industrial automation and process control applications. Engineered for superior performance and versatility, this advanced timer offers multiple operating modes and an extensive time range, making it an indispensable component for optimizing machinery operations, enhancing system efficiency, and ensuring consistent output. Its robust construction and intuitive digital interface provide unparalleled ease of use and long-term durability, solidifying its position as a go-to solution for engineers and technicians seeking dependable timing solutions. Ideal for integration into control panels, manufacturing lines, and automated systems, the H3CA-8 ensures accurate timing for critical processes, reducing downtime and improving overall productivity. This high-precision industrial timer is crucial for any setup requiring accurate and repeatable time-based control, from simple ON-delay functions to complex sequence operations.

Key Features & Benefits:

Multi-Mode Operation: Offers a comprehensive selection of 10 distinct operating modes, including ON-delay, OFF-delay, Interval, Flicker, Signal ON/OFF delay, and more, providing exceptional flexibility for diverse timing requirements in industrial settings.
Wide Time Range: Features an incredibly broad time setting range from 0.1 seconds up to 999.9 hours, allowing for precise control over both short-duration critical processes and extended operational cycles.
High Accuracy Digital Display: Equipped with a clear, easy-to-read 4-digit LED display for accurate time setting and real-time monitoring, ensuring precise control and reducing operational errors in dynamic environments.
User-Friendly Settings: Intuitive front panel controls with large, tactile buttons facilitate quick and straightforward time and mode adjustments, minimizing setup time and complexity for operators.
Compact & Space-Saving Design: Standard 48 x 48 mm (1/16 DIN) panel mount dimensions optimize space utilization within control cabinets and electrical enclosures, making it ideal for high-density installations.
Dual Output Contacts: Provides two independent changeover (DPDT) relay output contacts, enabling versatile control over multiple circuits or devices simultaneously, enhancing system integration capabilities.
Universal Voltage Compatibility: Supports a wide range of supply voltages (e.g., 100-240 VAC and 24-48 VDC models available), ensuring compatibility with various global power systems and existing infrastructure.
Enhanced Reliability & Durability: Built with Omron's renowned quality and robust components, ensuring long-lasting performance and stable operation even in demanding industrial environments with vibrations or temperature fluctuations.
Visual Status Indicators: Integrated LED indicators clearly display power, timing in progress, and output status, allowing for quick visual confirmation of operational state and simplified troubleshooting.
Improves Process Efficiency: Automates timed sequences, leading to consistent product quality, reduced manual intervention, optimized production cycles, and significant improvements in overall operational throughput.

Applications:

The OMRON H3CA-8 multi-function digital timer is highly versatile and suitable for a broad spectrum of industrial and commercial applications requiring precise time-based control:
Industrial Machinery: Used extensively in packaging machines, conveying systems, printing presses, plastic molding equipment, and textile machinery for sequence control, process timing, and safety interlocks.
Automation Systems: Essential for integration with programmable logic controllers (PLCs), control panels, and automated assembly lines to manage timed operations, delays, and critical interlocks.
HVAC Systems: Employed in heating, ventilation, and air conditioning units for fan control, defrost cycles, scheduled operations, and energy management.
Lighting Control: Ideal for managing timed lighting sequences in commercial buildings, public spaces, street lighting, and security lighting systems for energy efficiency and operational scheduling.
Motor Control: Used in motor start/stop sequences, pump control, compressor operations, and other applications requiring delayed or interval-based motor activation to prevent surges or ensure proper sequencing.
Process Control: Critical for chemical processing, food and beverage production, and pharmaceutical manufacturing to control mixing times, heating cycles, cooling periods, and batch processing.
Security & Access Control: Integrated into security systems for timed door locks, alarm delays, access gate operations, and surveillance system scheduling.
Test & Measurement Equipment: Provides precise timing for automated testing procedures, laboratory experiments, and quality control processes where accurate time intervals are crucial.

Technical Specifications:

Model: OMRON H3CA-8
Part Number: H3CA-8
Part Number (No Special Characters): H3CA8
Operating Modes: 10 selectable modes (ON-delay, OFF-delay, Interval, Flicker, Signal ON/OFF delay, etc.)
Time Setting Range: 0.1 seconds to 999.9 hours (multi-range, selectable via front panel switches)
Display: 4-digit LED (7-segment) for clear time indication
Supply Voltage: 100-240 VAC (50/60 Hz) / 24-48 VDC (specific models available for other voltages)
Output Type: DPDT (2c) relay output for versatile control
Output Contact Rating: 5A at 250 VAC (resistive load), 3A at 250 VAC (inductive load)
Mounting Type: Panel mount (flush mounting with included adapter)
Panel Cutout Dimensions: 45 x 45 mm (1.77 x 1.77 inches)
Dimensions (W x H x D): 48 x 48 x 81.6 mm (1.89 x 1.89 x 3.21 inches)
Weight: 0.2 kg (approximately 200 grams)
Operating Temperature: -10°C to 55°C (14°F to 131°F)
Storage Temperature: -25°C to 65°C (-13°F to 149°F)
Humidity: 35% to 85% RH (non-condensing)
Life Expectancy: Mechanical: 10 million operations; Electrical: 100,000 operations (at rated load)
Approvals: CE, UL, CSA compliant (confirm specific model certifications for detailed compliance)
Power Consumption: Approx. 2.5 VA (AC), 1.5 W (DC)
Dielectric Strength: 2,000 VAC, 50/60 Hz for 1 min (between current-carrying parts and non-current-carrying metal parts)
Insulation Resistance: 100 MΩ min. (at 500 VDC)