Gastec - Model GOA-7H/GOA-7H-S -Oxygen Detector

The GOA-7H-S comes with a 5 m sensor cord.

• Small, compact and lightweight, only 110g
• One-touch calibration to oxygen levels of 20.9%
• Explosion proof
• Low power consumption

• Measurement range  0.0 - 25.0 % (enhanced range: 25.1 - 42.0 %)
• Measurement principle  Galvanic cell
• Sampling method  Diffusion
• Indicating accuracy  +/- 0.5%(O2)
• Alarm threshold  <18%
• Display  Digital LCD
• Explosion proof  Certified by Japan Ministry of Health, Labour and Welfare
• (Class Ex ia ⅡC T3 Ga / Certification No.TC22573)
• Operating Temperature / Humidity range  Temperature : -10 - 40 ℃
• Relative humidity : 30 - 90 %RH
• Power source  One AAA alkaline battery provides about 4000 hours of operation
• (when no alarm signal is emitted)
• Dimensions  48(W) x 37(D) x 105(H) mm
• Weight  110g