Introducing the OMRON H7ER-NV Digital Tachometer

The OMRON H7ER-NV is a compact, self-powered digital tachometer designed for precise speed measurement. It is part of the H7E series, renowned for its reliability and versatility in industrial applications.

Key Features and Benefits:

• Compact Design: The H7ER-NV features a 1/32 DIN size of 48 x 24 mm, making it ideal for installations where space is limited.
• High-Accuracy Tachometer: Offers a maximum counting speed of 1 kHz, ensuring accurate speed measurements in various industrial settings.
• User-Friendly Display: Equipped with a clear 4-digit LCD display and 8.6 mm character height for easy readability.
• Robust Inputs: Supports DC voltage inputs with a high level of 4.5 to 30 VDC and low level of 0 to 2 VDC, accommodating a wide range of signal sources.
• Durable Construction: Built with a light grey case and features a screw terminal for secure connections.
• Operational Flexibility: Can operate effectively in temperatures ranging from -10 to 55°C and humidity levels of 25 to 85%.

Technical Specifications:

• Counting Range: 0 to 1000
• Display Type: LCD without backlight
• Dimensions: 48 mm width, 24 mm height, 48.5 mm depth
• Weight: Approximately 60 g
• Degree of Protection: IP66, NEMA 4, and UL Type 4X for indoor use

Safety and Compatibility:

• Insulation Resistance: Minimum 100 MΩ at 500 VDC
• Dielectric Withstand Voltage: 1000 VAC for 1 minute
• Impulse Withstand Voltage: 4.5 kV
• Noise Immunity: Tested against ±600 V square-wave noise

The OMRON H7ER-NV is a reliable choice for industries requiring precise speed monitoring in compact spaces. Its robust build and broad operational range ensure durability and versatility across various applications.