Omron H3DK Series Timer Panel Components
The Omron H3DK Series is a range of slim-profile DIN rail mount timers designed for space-saving installation in modern control panels. Built for high reliability, easy setting, and flexible operation modes, the H3DK series is ideal for a wide variety of industrial automation and process control applications.
Categories:
Panel ComponentsKey Features
- Slim body design – available in 17.5 mm and 22.5 mm widths, saving valuable panel space
- Multiple timing modes – ON-delay, OFF-delay, Interval, Flicker, and more depending on model
- Wide time range – adjustable from 0.1 seconds to 1200 hours
- Multi-voltage supply options – models support both AC and DC inputs for flexible integration
- Clear LED indicators – power and output status display for easy troubleshooting
- DIN rail mounting – quick and secure installation in control cabinets
- High reliability & long life – designed for continuous industrial use with robust components
| Technical | Details | |
|---|---|---|
| Accuracy of Operating Time | ±1% of FS max. (±1% ±10 ms max. at 1.2-s range) | |
| Setting Error | ±10% of FS ±0.05 s max. | |
| Influence of Voltage | ±0.5% of FS max. (±0.5% ±10 ms max. at 1.2-s range) | |
| Influence of Temperature | ±2% of FS max. (±2% ±10 ms max. at 1.2-s range) | |
| Insulation Resistance | 100 MΩ min. at 500 VDC | |
| Dielectric Strength |
Between current-carrying metal parts and exposed non-current-carrying metal parts: 2,000 VAC 50/60 Hz for 1 min. Between control output terminals and operating circuit: 2,000 VAC 50/60 Hz for 1 min. Between contacts not located next to each other: 1,000 VAC 50/60 Hz for 1 min. |
|
| Impulse Withstand Voltage |
Between power supply terminals: 1 kV for 24-VAC/DC and 48-VAC/DC models, 5 kV for all other models. Between current-carrying metal parts and exposed non-current-carrying metal parts: 1.5 kV for 24-VAC/DC and 48-VAC/DC models, 5 kV for all other models. |
|
| Noise Immunity | Square-wave noise generated by noise simulator (pulse width: 100 ns/1 μs, 1-ns rise): ±1.5 kV (between power supply terminals) | |
| Static Immunity | Malfunction: 4 kV, Destruction: 8 kV | |
| Vibration Resistance | Destruction | 0.75-mm single amplitude at 10 to 55 Hz for 2 h each in 3 directions |
| Malfunction | 0.5-mm single amplitude at 10 to 55 Hz for 10 min each in 3 directions | |
| Shock Resistance | Destruction | 1,000 m/s2 3 times each in 6 directions |
| Malfunction | 100 m/s2 3 times each in 6 directions | |
| Life Expectancy | Mechanical | 10 million operations min. (under no load at 1,200 operations/h) |
| Electrical | 100,000 operations min. (5 A at 250 VAC, resistive load at 1,200 operations/h) | |
| Degree of Protection | IP30 (Terminal block: IP20) | |
| Weight | Approx. 120 g | |
| Technical | Details | |
|---|---|---|
| Supply voltage | 100 to 120 VAC, 50/60 Hz
200 to 240 VAC, 50/60 Hz 24 to 48 VAC/DC, 50/60 Hz *1 |
|
| Allowable voltage fluctuation range | 85% to 110% of rated voltage | |
| Power
consumption |
H3DK-HCS/-HCL | At 120 VAC: 11.7 VA max. |
| H3DK-HDS/-HDL | At 240 VAC: 29.5 VA max. | |
| H3DK-HBS/-HBL | At 48 VAC: 1.2 VA max. *2 | |
| Control output | Contact output, 5 A at 250 VAC with resistive load (cosφ = 1), 5 A at 30 VDC
with resistive load *2 The minimum applicable load is 100 mA at 5 VDC (Preference level). Contact materials: Ag-alloy |
|
| Ambient operating temperature | -20 to 55°C (with no icing) | |
| Storage temperature | -40 to 70°C (with no icing) | |
| Ambient operating humidity | 25% to 85% | |
Multi-range, Multi-mode Timer (H3DK-M / -S)
| Supply
voltage |
Control output | Eight-mode Timer | Four-mode Timer | |
|---|---|---|---|---|
| 24 to 240
VAC/DC |
Contact output, DPDT (time-limit DPDT,
or time-limit SPDT + instantaneous SPDT) Changed using a switch. |
Model | H3DK-M2 | H3DK-S2 |
| Contact output, SPDT (time-limit SPDT) | Model | H3DK-M1 | H3DK-S1 | |
| 12 VDC | Contact output, DPDT (time-limit DPDT,
or time-limit SPDT + instantaneous SPDT) Changed using a switch. |
Model | H3DK-M2A | H3DK-S2A |
| Contact output, SPDT (time-limit SPDT) | Model | H3DK-M1A | H3DK-S1A | |
Twin Timer (H3DK-F)
| Operating modes | Supply voltage | Control output | H3DK-F | |
|---|---|---|---|---|
|
Flicker OFF start/ flicker ON start |
24 to 240 VAC/DC | Contact output: SPDT | Model | H3DK-F |
| 12 VDC | Contact output: SPDT | Model | H3DK-FA | |
Star-delta Timer (H3DK-G)
| Operating modes | Supply voltage | Control output | H3DK-G | |
|---|---|---|---|---|
| Star-delta Timer | 24 to 240 VAC/DC |
Contact outputs Delta circuit: SPDT, Star circuit: SPDT |
Model | H3DK-G |
| 12 VDC | Model | H3DK-GA | ||
| 240 to 440 VAC | Model | H3DK-GE | ||
Power OFF-delay Timer (H3DK-H)
|
Operating modes |
Supply voltage | Control output | H3DK-H | ||
|---|---|---|---|---|---|
|
S Series (time range: 0.1 to 12 s) |
L Series (time range: 1.0 to 120 s) |
||||
|
Power OFF Delay |
100 to 120 VAC | Contact output: SPDT | Model | H3DK-HCS | H3DK-HCL |
| 200 to 240 VAC | Contact output: SPDT | Model | H3DK-HDS | H3DK-HDL | |
| 24 to 48 VAC/DC | Contact output: SPDT | Model | H3DK-HBS | H3DK-HBL | |
|
Catalog Name
|
Catalog Number[size]
|
Last Update
|
|---|---|---|
| H3DK Data Sheet | L118-E1-05 [5093KB] |
May 27, 2024 |
| Recommended Replacement Periods and Periodic Replacement for Preventive Maintenance | --- [43KB] |
Mar 12, 2018 |
Applications
- Motor and pump control sequences
- Conveyor start/stop timing
- Lighting and HVAC control
- Industrial automation process timing
- Packaging and labeling systems
Why Choose
- Space-saving design for compact control panels
- Universal voltage compatibility reduces inventory needs
- Multiple modes in one unit for versatile control solutions
- Clear status feedback for quick maintenance checks
- Robust construction ensures long service life
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