# Lumel N30U Programmable Digital Meter, Temperature and DC Input, 85-253V AC/DC Power Supply, Pulse Output, RS-485

**URL:** https://aio.lv/en/product--lumel-n30u-120000p0--12456256
**Data updated:** 2026-05-18 09:39 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Lumel
**Manufacturer code:** N30U 120000P0
**EAN:** 5901769400191
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Lumel N30U is a versatile programmable digital meter designed for precise measurement of temperature and DC signals. It features a wide 85-253V AC/DC power supply range, an integrated pulse output, and RS-485 communication interface for seamless industrial integration. Ideal for monitoring and automation tasks, this device ensures reliable data acquisition and process control in various technical applications.

## Long description

The Lumel N30U is a high-precision programmable digital meter engineered for the accurate measurement of temperature and DC signals. This versatile device is designed to serve as a reliable component in industrial automation and monitoring systems, providing clear data visualization and robust signal processing. With its wide power supply range and integrated communication capabilities, it offers a flexible solution for various technical environments requiring precise process control.
Advantages
The primary advantage of the Lumel N30U lies in its exceptional versatility and ease of configuration. Users can easily program the device to handle different input types, making it adaptable to changing process requirements. The inclusion of an RS-485 interface ensures that the meter can be seamlessly integrated into existing industrial networks for remote monitoring and data logging. Furthermore, the wide power supply range eliminates the need for specialized power conditioning, simplifying installation in diverse electrical infrastructures.
Suitable for
Monitoring industrial temperature processes
Measuring DC voltage and current signals
Automation systems requiring data acquisition
Integration into RS-485 communication networks
Process control applications in manufacturing
This device may not be suitable for applications requiring high-frequency signal analysis or environments where the input signals exceed the specified measurement ranges. It is also not intended for direct use in hazardous areas without appropriate protective enclosures.
Key specifications
Input types: Temperature and DC signals
Power supply: 85-253V AC/DC
Communication: RS-485 interface
Output: Integrated pulse output
Programmable settings for custom configuration
To use the Lumel N30U, ensure the device is mounted securely in a standard panel cutout. Connect the power supply and input signals according to the provided wiring diagram. Use the front panel interface to configure the input parameters and alarm thresholds to match your specific application requirements. Once configured, the device will begin real-time measurement and display data on the integrated screen.
What to consider before purchase
Verify that your input signal types are compatible with the meter specifications
Ensure the installation environment meets the device's environmental ratings
Check if your existing control system supports RS-485 communication protocols
Confirm that the power supply voltage matches the device range
Usage recommendations
For optimal performance and longevity, ensure the device is installed in a location protected from extreme moisture, dust, and excessive vibration. Regularly check the wiring connections to maintain signal integrity and perform periodic calibration if required by your specific quality control standards.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Lumel products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Lumel service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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