QG Series Level Gauge

Safety level gauge glasses offered by EVOL are manufactured with high purity quartz glass tube, meter shell and explosion-proof valve which guarantee quality and stability of parameters. This level gauge takes advantage of light refraction and reflection laws in displaying the level, which makes the indication level more visible.

Bi-Colour Quartz Glass

The tube of level gauge is made with quartz glass and with 316 stainless steel which make them excellent to be used under extreme operational conditions. These gauges feature easy installation and maintenance making them safe and cost effective to common sight glass applications.

Learn More

Bi-Colour Quartz Glass Level Gauge

Features :

  • Made with 316 stainless steel, excellent corrosion-resistant

  • Quartz glass tube for clear liquid and gas display

  • Installed with explosion-proof valve

  • Work safely under a wide range of fields

  • Working pressure: 16 to 100 bar

  • Working temperature: -50 to +520 °C

  • Measuring range: 300 to 2000 mm


QG Series Level Gauge Specification

Model EVLG
300 to 2000mm
Working Temperature Range -50 to +520 °C
Working Pressure Range 16 to 100 bar
Automatic Sealing
Pressure of Safety Ball
Greater than 2 bar
Connection Type Flange / Thread
Weight 15 to 30 kg
Lighting (Optional) UGS power supply: 24 V DC, 36 V DC, 220 V AC
Protection Catergory IP65
Explosion-Proof Category Exd IICT6Gb

Standard Materials

Parts Material
Upper and Lower Fange 316L Stainless Steel
Shell 316L Stainless Steel
Blocking Screws 316L Stainless Steel
Seal Ball 316L Stainless Steel
Level Tube Quartz glass

Stay Connected