Omron H3CA Series Solid State Timer, 1-Contact, 24 V dc 240V ac, 1 s → 999 h

Omron H3CA Series Solid State Timer, 240V Supply AC Voltage, 1 to 999 Time Range - H3CA-8H AC24

This solid-state timer is a purpose-built timing relay for industrial control panels and automation systems, offering configurable delay timing across a broad interval. It operates within standard industrial temperatures and integrates with AC and DC supply networks to provide a single switching output for sequence control and process timing tasks.

Features and Benefits:

• Time range 1 to 999 s enabling flexible delay settings for sequences
  Accepts 240V AC supply for mains-level control circuits
  Operates from 24V DC supply for low-voltage control integration
  Single contact output simplifies interfacing with control loads
  Rated for operation up to +55 °C for higher ambient applications
  Meets CE, CSA and UL approvals for recognised safety frameworks

Applications

• Suitable for timing control in conveyor sequence automation
  Ideal for delay functions in electrical control panels
  Used with PLCs to provide auxiliary timing operations
  Can be used for staged motor start sequences in machinery
  Suitable for timed control in process industry equipment

What environmental range can it handle on-site?

It is specified to function reliably between -10 °C and +55 °C, covering typical workshop and plant ambient conditions.

Can it be powered from both AC and DC systems?

Yes, it supports a 240V AC supply for mains systems and a 24V DC supply for low-voltage control circuits.

How many switching outputs are provided for control integration?

The unit provides one contact output, suitable for straightforward on/off timing requirements.

Which recognitions does it hold for industrial deployment?

It carries CE, CSA and UL approvals, aligning it with established regulatory and safety standards.

What timing resolution or span is available for process control?

The available interval covers from 1 to 999 seconds, allowing short to extended delays for varied applications.

Approvals

UL, CSA.