Product Overview
The Omron H7EC-NFV-B is a high-performance totalizing counter designed for industrial automation applications. This 1/32 DIN (48 x 24 mm) self-powered counter features a large 8.6mm LCD display with 8-digit capacity, making it ideal for counting operations in manufacturing, packaging, and process control systems. The device is available for purchase at https://koeed.com/products/omron-h7ec-nfv-b-counter.
Technical Specifications
| Parameter | Specification |
| Product Model | H7EC-NFV-B |
| Type | Totalizing Counter |
| Operating Mode | Up Counting |
| Count Range | 0 to 99,999,999 |
| Maximum Counting Speed | 20 Hz (ON/OFF ratio 1:1) |
| Minimum Input Signal Width | 25 ms (at 20 Hz) |
| Display Type | 7-Segment LCD |
| Character Height | 8.6 mm |
| Digits | 8 Digits |
| Input Types | NPN/PNP DC, AC/DC Voltage, No-Voltage Inputs |
| Power Supply | Self-powered (Battery) |
| DIN Size | 1/32 DIN (48 x 24 mm) |
| Case Color | Grey |
| Key Protection | Key-protect switch to prevent faulty reset |
Key Features and Benefits
Advanced Display Technology
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Large 8.6mm LCD Display - Easy-to-read from distance in industrial environments
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8-Digit Capacity - Counts up to 99,999,999 for extensive counting applications
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High Contrast LCD - Excellent visibility in various lighting conditions
Versatile Input Compatibility
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Multiple Input Types - Supports NPN/PNP DC, AC/DC voltage, and no-voltage inputs
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Wide Voltage Range - Compatible with various industrial voltage standards
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Flexible Signal Processing - Handles different signal types without additional converters
Reliability and Safety Features
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Self-Powered Design - Battery operation ensures continuous counting during power interruptions
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Key-Protect Switch - Prevents accidental reset operations
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Industrial Grade Construction - Built for harsh industrial environments
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Compact 1/32 DIN Size - Space-saving installation in control panels
Performance Specifications
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20 Hz Counting Speed - Suitable for most industrial counting applications
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High Accuracy - Reliable counting with minimal error
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Easy Installation - Standard DIN rail mounting
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Low Power Consumption - Extended battery life
Industrial Applications
Manufacturing
Production line counting, machine cycle monitoring, and output tracking in automotive, electronics, and consumer goods manufacturing.
Packaging
Package counting, batch processing, and inventory management in food, pharmaceutical, and logistics packaging operations.
Process Control
Flow monitoring, batch counting, and process sequence tracking in chemical, water treatment, and energy management systems.
Quality Control
Defect counting, sample testing, and quality assurance monitoring across various industrial sectors.
Comparison with Similar Products
| Feature | H7EC-NFV-B | Standard Counters | Advanced Counters |
| Display Size | 8.6mm LCD | 6-7mm | 8-10mm |
| Digits | 8 Digits | 6-7 Digits | 8-10 Digits |
| Input Types | Multiple (NPN/PNP/AC/DC) | Limited | Multiple |
| Power Source | Self-powered (Battery) | External Power | Both Options |
| Counting Speed | 20 Hz | 10-15 Hz | 20-30 Hz |
| Key Protection | Yes | No | Yes |
| Price Range | Mid-range | Low | High |
Frequently Asked Questions (FAQ)
What is the maximum count value of the H7EC-NFV-B?
The H7EC-NFV-B has an 8-digit capacity with a count range from 0 to 99,999,999, making it suitable for extensive counting applications in industrial settings.
How does the self-powered feature work?
The counter operates on battery power, which allows it to maintain count values even during power interruptions. This ensures data integrity and continuous operation in critical applications.
What types of input signals are supported?
The H7EC-NFV-B supports multiple input types including NPN/PNP DC, AC/DC voltage inputs, and no-voltage contacts, providing flexibility for various industrial sensor connections.
What is the counting speed capability?
The maximum counting speed is 20 Hz with an ON/OFF ratio of 1:1, with a minimum input signal width of 25 ms at this frequency.
How is accidental reset prevented?
The counter features a key-protect switch that prevents faulty reset key operations, ensuring count data integrity in industrial environments.
What are the installation dimensions?
The H7EC-NFV-B has a compact 1/32 DIN size measuring 48 x 24 mm, making it suitable for space-constrained control panel installations.
Where can I purchase the H7EC-NFV-B?
Industry Trust Metrics
ISO 9001
Quality Certified
External References and Citations
Official Documentation and Sources
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OMRON Official Specifications - Detailed technical data from Omron Industrial Automation
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RS Components Product Page - Verified specifications and compatibility information
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DigiKey Electronics - Component specifications and availability data
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Newark Electronics - Product documentation and application notes
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OMRON Europe Technical Resources - Regional specifications and support documentation
For detailed technical specifications and official documentation, refer to Omron's industrial automation resources and authorized distributors.
Purchase Information
The Omron H7EC-NFV-B totalizing counter is available for immediate purchase through authorized distributors. For pricing, availability, and technical support, visit our official product page:
This product is also available through major industrial automation distributors including RS Components, DigiKey, Newark Electronics, and other authorized Omron partners worldwide.
Conclusion
The Omron H7EC-NFV-B represents a reliable and versatile solution for industrial counting applications. With its large 8.6mm LCD display, 8-digit capacity, multiple input compatibility, and self-powered design, it offers exceptional value for manufacturing, packaging, and process control applications. The key-protect switch and industrial-grade construction ensure reliable operation in demanding environments, while the compact 1/32 DIN size allows for flexible installation in space-constrained control panels.
For industrial automation professionals seeking a dependable counting solution, the H7EC-NFV-B provides the perfect balance of performance, reliability, and value. Visit https://koeed.com/products/omron-h7ec-nfv-b-counter to learn more about this exceptional industrial counter and place your order today.