Introduction; Unpacking; Operating Principles - LABBOX Metria M10 Manual De Instrucciones

Introduction

Thank you for selecting the METRIA M10 portable turbidity meter. This manual provides a step-by-step guide to help you operate
the meter, please
carefully read the following instructions before use.

Unpacking

Before unpacking, ensure that the current work environment meets the following conditions.
• Relative humidity is less than 80%.
• Ambient temperature is greater than 0°C/32°F and less than 50°C/122°F.
• No potential magnetic fields and ambient light interference.
The following list describes the standard components of meter. After the unpacking, please check all components are complete.
If any are
damaged or missing, please contact the supplier.
1. METRIA M10
turbidity meter
3. Calibration
standards

The sample vial in the measurement chamber has been indexed with the 0.02 and 10 NTU standards at the factory.

Operating principles

The METRIA M10 turbidity meter operates on the nephelometric principle of turbidity measurement and is designed to meet the
criteria specified in ISO 7027. The following figure shows the basic optical system of meter. It includes a light source and a detector
to monitor the light scattered at 90° with respect to the incident beam.
Emitted
light
IR LED
2. Lint-free cloth
4. Sample vials
90° scattered
light