Omron H3CA Series DIN Rail, Panel Mount, Surface Mount Timer Relay, 12 → 240 V dc, 24 → 240V ac,

RS Stock No.:: 746-3887
Distrelec Article No.:: 304-01-952
Mfr. Part No.:: H3CA-A-306
Brand:: Omron

Omron H3CA Series DIN Rail, Panel Mount, Surface Mount Timer Relay, 12 → 240 V dc, 24 → 240V ac,

This image is representative of the product range

Bulk discount available

Subtotal (1 unit)**

$296.48

(exc. GST)

$340.95

(inc. GST)

On back order for despatch 22/03/2025, delivery within 1 working days from despatch date.*

* Delivery dates may change based on your chosen quantity and delivery address.

FREE delivery for orders over $80 ex GST

Units	Per unit
1 - 24	$296.48
25 - 49	$295.25
50 +	$291.81

**price indicative

RS Stock No.:: 746-3887
Distrelec Article No.:: 304-01-952
Mfr. Part No.:: H3CA-A-306
Brand:: Omron

Datasheet

8 & 11 Pin Timers, H3CA Series

Dual power supplies for free AC/DC
Eight operation modes selectable with one unit
Any desired time can be set digitally within a range from 0.1 seconds to 9,990 hrs
Four external signal inputs
ON/OFF indicator for control output and bar indicator for remaining time
CE marking

Approvals

UL, CSA.

Omron H3CA Series Timer Relay, 12 to 240V DC / 24 to 240V AC Supply Voltage, 3A Maximum Current - H3CA-A-306

This timer relay is designed for a variety of automation applications, offering flexibility and consistency in timing operations. It is suitable for controlling electrical circuits and effectively manages time delays in both industrial and home automation settings, thus enhancing operational efficiency and accuracy.

Features & Benefits

• Compatible with AC and DC power supply for global use
• Up to eight selectable modes tailored to different operational requirements
• Digital settings facilitated by a user-friendly LCD display
• Built-in indicators for straightforward monitoring of functions
• Configurable time range stretching from 0.1 seconds to 9990 hours
• Robust design assures durability in diverse environments

Applications

• Ideal for timing operations within manufacturing processes
• Utilised in conveyor system control for precise timing mechanisms
• Employed in HV AC systems for automated scheduling
• Effective in motor control situations requiring delayed starts
• Applied in security systems for time-based alerts and locking features

What is the maximum load current supported by this timer relay?

It can accommodate up to 3 A at 250 V AC for resistive loads.

How to select the operation mode for my requirements?

Simply adjust the thumbwheel switch on the device to select your desired mode.

Is it possible to use it with a proximity sensor for timing applications?

Yes, it can be connected with a solid-state proximity sensor to manage timing functions effectively.

What type of terminal is required for connections?

An 11-pin connector is necessary for secure connections with the timer.

Can it be reset during operation?

Yes, it features an external resetting option for timely adjustments when required.

Attribute	Value
Supply Voltage	12 → 240 V dc, 24 → 240V ac
Mounting Type	DIN Rail, Panel Mount, Surface Mount
Mode of Operation	Interval, OFF Delay, ON Delay, One Shot Flicker, Repeat Cycle, Signal ON/OFF Delay
Time Range	0.1 s → 9990h
Number of Contacts	1
Number of Timer Functions	Multi Function
Time Increment	Hours, Seconds
Maximum Current	3A
Maximum Voltage	250V ac
Switch Configuration	SPDT
Terminal Type	11-Pin Connector
Width	48mm
Power Supply	External
Depth	89mm
Maximum Operating Temperature	+55°C
Series	H3CA
Length	48mm
Time Delay	0.5s