During technical comparisons, H7ET-NV1-BH appears alongside Omron SMPS 24V 10A, Omron H7Ec N and Omron Photoelectric Sensors E3T Series so engineers assess signal types, ingress protection, and ambient tolerances accurately.
Omron H7ET-NV1-BH Counter
The Omron H7ET-NV1-BH Counter features a backlit LCD for superior readability in dim or enclosed installations, ensuring clear long-duration time tracking. It supports DC voltage input from 4.5 to 30 VDC and provides extensive timing ranges up to 999999.9 hours or 3999 days 23.9 hours. With a stable 20 ms reset response and strong EMC, shock, and vibration resistance, it performs reliably in industrial environments. Its IP66 front protection enhances durability. Manufactured by Omron and positioned under Omron Counter solutions, this unit is part of the H7ET-N Series.
| Brand | Omron |
| Product Type | Counters |
| Model Number | H7ET-NV1-BH |
Omron H7ET-NV1-BH Counter - Technical Specifications
| Specification | Value |
|---|---|
| Function | Time Counter |
| Time counter ranges | Increment (UP) |
| Counter Time ranges | 0.0 h to 999999.9 h/0.0 h to 3999 d 23.9 h (selectable) |
| Time counter Set value read selector | Β±100 ppm (25 β) |
| Time counter Reset system | External and manual reset |
| Input signal | Count input, Reset |
| Input method | Voltage input |
| No-voltage input (No-contact inputοΌ/ Voltage input | Hight level: 4.5 to 30 VDC Low level: 0 to 2 VDC (Input resistance Approx. 4.7 kΞ©) |
| External/Manual Reset time | 20 ms |
| Display method | Backlit transmissive LCD |
| Display Digits | 7 digit |
| Display Character height | 8.6 mm (Black) |
| Display Zero suppression | Equipped |
| Ambient temperature (Operating) | -10 to 55 β (with no freezing or condensation) |
| Ambient temperature (Storage) | -25 to 65 β (with no freezing or condensation) |
| Ambient humidity (Operating) | 25 to 85 % |
| Insulation resistance | Between current carrying terminals and exposed non-current carrying metal parts: 100 MΞ© min. (at 500 VDC) Between backlight power terminals and timer input/reset terminals: 100 MΞ© min. (at 500 VDC) |
| Dielectric withstand voltage | Between current carrying terminals and exposed non-current carrying metal parts: 1000 VAC 50/60 Hz 1 min Between backlight power terminals and timer input/reset terminals: 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 reset terminals: Β±600 V Between backlight power terminals: Β±480 V Between timer input terminals: Β±600 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 | Destruction: 10 to 55 Hz, 0.375 mm single amplitude each in 3 directions for 2 h Malfunction: 10 to 55 Hz, 0.15 mm single amplitude each in 3 directions for 10 min |
| 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) |
| External connection method | Screw terminal |
| Case color | Black (Munsell N1.5) |
| Weight | Approx. 65 g |
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