In most procurement cycles, H7EC-N-B is considered with Omron SMPS 24V 10A, Omron H7Ec N and Omron Photoelectric Sensors E3T Series, giving decision-makers confidence that theyβve chosen the most dependable component.
Omron H7EC-N-B Counter
The Omron H7EC-N-B Counter is a no-voltage input totalizer offering fast 30 Hz to 1 kHz counting for precise monitoring across an 8-digit range. It features a clear LCD, sturdy IP66-rated front, and strong resistance to noise, shock, and vibration. With external and manual reset support, it integrates easily into compact panels requiring stable, maintenance-free counting. Engineered for durability, it performs reliably in diverse industrial environments. Manufactured by Omron and included within Omron Counter solutions, this H7EC Series model ensures long-term digital totalizing accuracy.
| Brand | Omron |
| Product | Counters |
| Model Number | H7EC-N-B |
Omron H7EC-N-B Counter - Technical Specifications
| Specification | Value |
|---|---|
| Function | Total Counter |
| Count range | 0 to 99999999 |
| Max. counting speed | 30 Hz/1 kHz (switching) (ON/OFF ratio 1:1) |
| Minimum input signal width | 30 Hz: 16.7 ms 1 kHz: 0.5 ms |
| Reset system | External and manual reset |
| Input signal | Count input, Reset |
| No-voltage input (Contact inputοΌ | Short-circuit (ON) impedance: 10 kΞ© max. Residual voltage: 0.5 V max. (Actual performance 1.0 V) Open circuit impedance: 750 kΞ© min. |
| Display method | LCD |
| Display Digits | 8 digit |
| External connections | Screw terminal |
| Input mode | No-voltage input |
| External/Manual Reset time | 20 ms |
| Ambient temperature (Storage) | -10 to 55 β (with no freezing or condensation) |
| Ambient humidity (Operating) | 25 to 85 % |
| Dielectric withstand voltage | Between current carrying terminals and exposed non-current carrying metal parts: 1000 VAC 50/60 Hz 1 min |
| Impulse withstand voltage | Between current carrying terminals and exposed non-current carrying metal parts: 4.5 kV |
| Noise immunity | Between count input terminals: Β±500 V Between reset terminals: Β±500 V square-wave noise by noise simulator (pulse width: 100 ns/1 Β΅s, 1-ns rise) |
| Static immunity | Β±8 kV (malfunction) |
| Vibration resistance | Between current carrying terminals and exposed non-current carrying metal parts: 100 MΞ© min. (at 500 VDC) |
| Shock resistance | Destruction: 300 m/s2, 3 times each in 6 directions Malfunction: 200 m/s2, 3 times each in 6 directions |
| Degree of protection | Case front: IP66, NEMA 4 (indoors), and UL Type 4X (indoors) |
| Case color | Light gray (Munsell 5Y7/1) |
| Weight | Approx. 60 g |
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