H5CZ-L8ED

Overview of Omron H5CZ-L8ED

The Omron H5CZ-L8ED is a digital timer from the H5CZ series, designed for versatile timing applications with improved readability and simplified operation. It operates on a power supply of 12 to 24 VDC or 24 VAC with an 8-pin socket connection. Featuring a large 10 mm high character LCD display, it provides clear visualization of elapsed or remaining time with selectable timer modes including elapsed time (Up) and remaining time (Down). The timer includes isolated power and input circuits for safety and reliability and offers a time range from 0.001 seconds up to 9999 hours.

Key Features of Omron H5CZ-L8ED

• Power Supply Voltage: 12 to 24 VDC / 24 VAC 50/60 Hz.
• Display: 4-digit positive transmissive LCD with 10 mm high digits.
• Timer Modes: Elapsed time (Up), remaining time (Down), selectable.
• Time Setting Range: 0.001 s to 9999 h (various scale options).
• Input Method: No-voltage input with signal and reset functions (NPN inputs).
• Output: Time-limit SPDT + instantaneous SPDT contacts supporting 5 A at 250 VAC.
• Memory Backup: EEPROM capable of 100,000 overwrite cycles, data retention for 10 years.
• Protection: IEC IP66 rating, UL508 Type 4X certified for indoor panel protection.
• Operating Temperature: -10 to 55 °C (with no icing or condensation).
• Mechanical Life: 10 million operations min.
• Electrical Life: 100,000 operations min. at rated load.

Technical Specifications of Omron H5CZ-L8ED

Model	H5CZ-L8ED
Power Supply	12 to 24 VDC / 24 VAC 50/60 Hz
Display	4-digit positive transmissive LCD, 10 mm digit height
Timer Modes	Elapsed time (Up), Remaining time (Down)
Time Range	0.001 seconds to 9999 hours, various scales
Input Method	No-voltage input, Signal and Reset (NPN inputs)
Output Contacts	Time-limit SPDT + instantaneous SPDT, 5 A at 250 VAC
Memory Backup	EEPROM, 100,000 overwrites, 10-year data retention
Protection	IEC IP66, UL508 Type 4X (indoor panel)
Operating Temperature	-10 to 55 °C (no icing or condensation)
Mechanical Life	10 million operations minimum
Electrical Life	100,000 operations minimum at rated load
Mounting	Flush, Surface, or DIN track mounting
External Connection	8-pin socket
Weight	Approx. 105 g

Applications / Use Cases

The H5CZ-L8ED digital timer is suitable for precise time control in a variety of industrial applications including manufacturing processes, packaging machinery, and automation control panels, where clear display and reliable timing with easy operation are essential.

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Verification Links:
https://www.ia.omron.com/product/item/21339/
https://edata.omron.com.au/eData/Timers/L116-E1-01.pdf
https://www.misumi-ec.com/en/products/detail/222004914396/