Many procurement teams check H7EC-NFV against Omron SMPS 24V 10A, Omron H7Ec N and Omron Photoelectric Sensors E3T Series before signing purchase orders, verifying quality, compliance, and after-sales support availability.
Omron H7EC-NFV Counter
The Omron H7EC-NFV Counter supports a versatile free-voltage input range of 24 to 240 VAC/VDC, making it suitable for applications requiring broad signal compatibility. With a consistent 20 Hz counting speed, clear 8-digit LCD, and convenient external/manual reset options, it provides reliable operation for general-purpose automation. Its IP66-rated front, strong noise immunity, and excellent vibration/shock resistance ensure stable performance in demanding environments. Manufactured by Omron and offered under Omron Counter solutions, this model belongs to the reliable H7EC Series.
| Brand | Omron |
| Product | Counters |
| Model Number | H7EC-NFV |
Omron H7EC-NFV Counter - Technical Specifications
| Specification | Value |
|---|---|
| Function | Total Counter |
| Count range | 0 to 99999999 |
| Max. counting speed | 20 Hz (ON/OFF ratio 1:1) |
| Minimum input signal width | 20 Hz: 25 ms |
| Reset system | External and manual reset |
| Input signal | Count input, Reset |
| No-voltage input (Contact inputοΌ | Hight level: 24 to 240 VAC/VDC Low level: 0 to 2.4 VAC/VDC |
| Display method | LCD |
| Display Digits | 8 digit |
| External connections | Screw terminal |
| Input mode | Free 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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