# Portable three-parameter air meter AZ Instruments AZ 77535

**URL:** https://aio.lv/en/product--az-instruments-azi-az77535--11863719
**Data updated:** 2026-03-09 17:40 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** AZ Instruments
**Manufacturer code:** AZI-AZ77535
**EAN:** 5907437062616
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 280.49 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 231.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--az-instruments-azi-az77535--11863719

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Handheld AZ Instruments AZ 77535 measures three air parameters in a compact portable form. The device provides on-site monitoring of indoor air conditions, suitable for quick checks and diagnostic measurements. It is intended for use by technicians, facility managers and HVAC specialists to assess air quality, perform troubleshooting and verify environmental conditions.

## Long description

The Portable three-parameter air meter AZ Instruments AZ 77535 is a handheld instrument designed to measure three key indoor air parameters in a compact, portable form. The meter provides on-site monitoring of environmental conditions for quick checks and diagnostic measurements, allowing technicians and facility staff to assess air quality and verify HVAC performance without complex setup. The unit is intended for routine spot checks and short-term measurements to support maintenance, troubleshooting and compliance verification.
Advantages
The device combines portability and straightforward operation, enabling fast measurement of multiple air parameters with a single instrument. Its compact form factor supports use in confined spaces and on ladders, while the clear display and simple controls reduce the need for extensive training. The meter’s ability to deliver immediate results on site streamlines inspection workflows and helps users identify deviations from expected environmental conditions quickly.
Suitable for
HVAC system inspections and commissioning
Indoor air quality spot checks in offices and commercial spaces
Troubleshooting ventilation and climate control issues
Facility maintenance and preventive inspections
Key specifications
Handheld, portable form factor for on-site use
Measures three air parameters for comprehensive spot diagnostics
Clear user interface designed for field operation and quick readings
Battery operation for use in locations without mains power
Compact and lightweight construction to facilitate handling in confined spaces
How to use
Switch on the meter and allow the sensors to stabilize according to the manufacturer’s warm-up guidance. Position the instrument at the location where the measurement is required, avoiding direct airflow from vents unless that is the intended sampling point. Read the displayed values and record them as needed for further analysis or reporting. Follow routine calibration and maintenance intervals specified by the manufacturer to ensure continued measurement accuracy.
Usage recommendations
Use the Portable three-parameter air meter AZ Instruments AZ 77535 for short-term spot checks rather than long-term continuous monitoring. Store the device in a dry, dust-free environment when not in use and perform periodic sensor checks or calibrations to maintain reliable results.

## FAQ

### How much does the Portable air meter AZ Instruments AZ 77535 cost, and is it available for purchase?

The price is 280.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 10.07.2026 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, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Portable air meter AZ Instruments AZ 77535 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 AZ Instruments 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 AZ Instruments 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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