# Promag MF7 MF7-20 RS232 compact flow meter — high accuracy

**URL:** https://aio.lv/en/product--promag-mf7-20--3206280
**Data updated:** 2025-12-29 10:49 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** Promag
**Manufacturer code:** MF7-20
**EAN:** 5711045816062
**Warranty:** 18 Months
**Availability:** Available for order
**Price:** 63.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 52.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--promag-mf7-20--3206280

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Promag MF7 MF7-20 is a compact electromagnetic flow meter with RS232 interface and high accuracy. Designed for precise volumetric flow measurement in industrial and process applications, it offers a small footprint for installations with limited space. Typical uses include liquid flow monitoring, process control and billing. Benefits include reliable measurements, digital RS232 output for data integration, and easy mounting in constrained locations.

## Long description

Promag MF7 MF7-20 is a compact electromagnetic flow meter with RS232 interface designed for precise volumetric flow measurement in industrial and process applications. It combines a small footprint with reliable digital output, making it suitable for installations with limited space where accurate liquid flow monitoring, process control or billing is required.
Advantages
The MF7-20 provides high measurement accuracy and a compact housing (47×16×83 mm) that supports installation in constrained locations. It features an RS232 interface for straightforward data integration and reliable performance in continuous monitoring. The device supports contactless operation up to 5 cm for associated RFID access and includes multiple signal outputs for system connectivity.
Suitable for
Liquid flow monitoring in industrial processes
Process control and automation systems
Billing and custody transfer where compact metering is required
Installations with limited space or tight mounting conditions
Key specifications
Type: Electromagnetic flow meter, compact model
Model: Promag MF7 MF7-20
Interfaces: RS232, Wiegand, MSR ABA Track 2
RFID: 13.56 MHz (ISO14443, MIFARE, DESFire), contactless up to 5 cm, open cable end
Dimensions (WxHxD): 47 × 16 × 83 mm
MPN: MF7-20
EAN: 5711045816062
How to use
Mount the MF7-20 in the process line according to site pipework constraints, ensuring the compact housing fits the available space. Connect power and the RS232 output for data logging or integration with control systems. If RFID functionality is used, route the open cable end and position tags or cards within the contactless range (up to 5 cm) following ISO14443 compatibility. Configure Wiegand or MSR ABA Track 2 outputs as required by the host system.
Usage recommendations
For reliable measurements, follow manufacturer installation instructions, ensure proper grounding and avoid strong electromagnetic interference near the sensor. Use compatible RFID cards (MIFARE/DESFire) and verify RS232 communication settings with the receiving equipment.

## FAQ

### How much does the Promag MF7 MF7-20 RS232 flow meter cost, and is it available for purchase?

The price is 63.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 143 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### 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 Promag 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 Promag 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

https://aio.lv/img/cache/product/3206280/52455156_large.webp